Now showing 1 - 10 of 13
  • 2016Journal Article
    [["dc.bibliographiccitation.artnumber","A149"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","588"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Husser, T.-O."],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Emsellem, Eric"],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Wisotzki, Lutz"],["dc.contributor.author","Wendt, M."],["dc.contributor.author","Krajnovic, Davor"],["dc.contributor.author","Roth, M. M."],["dc.contributor.author","Bacon, Roland"],["dc.contributor.author","Dreizler, Stefan"],["dc.date.accessioned","2018-11-07T10:16:10Z"],["dc.date.available","2018-11-07T10:16:10Z"],["dc.date.issued","2016"],["dc.description.abstract","We present a detailed analysis of the kinematics of the Galactic globular cluster NGC 6397 based on more than similar to 18 000 spectra obtained with the novel integral field spectrograph MUSE. While NGC 6397 is often considered a core collapse cluster, our analysis suggests a flattening of the surface brightness profile at the smallest radii. Although it is among the nearest globular clusters, the low velocity dispersion of NGC 6397 of < 5 km s(-1) imposes heavy demands on the quality of the kinematical data. We show that despite its limited spectral resolution, MUSE reaches an accuracy of 1 km s(-1) in the analysis of stellar spectra. We find slight evidence for a rotational component in the cluster and the velocity dispersion profile that we obtain shows a mild central cusp. To investigate the nature of this feature, we calculate spherical Jeans models and compare these models to our kinematical data. This comparison shows that if a constant mass-to-light ratio is assumed, the addition of an intermediate-mass black hole with a mass of 600 M-circle dot brings the model predictions into agreement with our data, and therefore could be at the origin of the velocity dispersion profile. We further investigate cases with varying mass-to-light ratios and find that a compact dark stellar component can also explain our observations. However, such a component would closely resemble the black hole from the constant mass-to-light ratio models as this component must be confined to the central similar to 5 '' of the cluster and must have a similar mass. Independent constraints on the distribution of stellar remnants in the cluster or kinematic measurements at the highest possible spatial resolution should be able to distinguish the two alternatives."],["dc.identifier.doi","10.1051/0004-6361/201527065"],["dc.identifier.isi","000373207800161"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/13437"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/40984"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Edp Sciences S A"],["dc.relation.issn","1432-0746"],["dc.relation.orgunit","Fakultät für Physik"],["dc.title","MUSE crowded field 3D spectroscopy of over 12 000 stars in the globular cluster NGC 6397"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","A133"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","607"],["dc.contributor.author","Wendt, Martin"],["dc.contributor.author","Husser, Tim-Oliver"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Monreal-Ibero, Ana"],["dc.contributor.author","Richter, Philipp"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Wisotzki, Lutz"],["dc.date.accessioned","2020-12-10T18:11:34Z"],["dc.date.available","2020-12-10T18:11:34Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1051/0004-6361/201629816"],["dc.identifier.eissn","1432-0746"],["dc.identifier.issn","0004-6361"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/74062"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Mapping diffuse interstellar bands in the local ISM on small scales via MUSE 3D spectroscopy"],["dc.title.alternative","A pilot study based on globular cluster NGC 6397"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article
    [["dc.bibliographiccitation.artnumber","A75"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","575"],["dc.contributor.author","Bacon, Roland"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Richard, Johan"],["dc.contributor.author","Contini, Thierry"],["dc.contributor.author","Drake, A."],["dc.contributor.author","Franx, M."],["dc.contributor.author","Tacchella, S."],["dc.contributor.author","Vernet, J."],["dc.contributor.author","Wisotzki, Lutz"],["dc.contributor.author","Blaizot, J."],["dc.contributor.author","Bouche, N."],["dc.contributor.author","Bouwens, R."],["dc.contributor.author","Cantalupo, S."],["dc.contributor.author","Carollo, C. Marcella"],["dc.contributor.author","Carton, D."],["dc.contributor.author","Caruana, Joseph"],["dc.contributor.author","Clement, B."],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Epinat, Benoit"],["dc.contributor.author","Guiderdoni, B."],["dc.contributor.author","Herenz, E. C."],["dc.contributor.author","Husser, T.-O."],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Kerutt, J."],["dc.contributor.author","Kollatschny, Wolfram"],["dc.contributor.author","Krajnovic, Davor"],["dc.contributor.author","Lilly, S."],["dc.contributor.author","Martinsson, Thomas"],["dc.contributor.author","Michel-Dansac, L."],["dc.contributor.author","Patricio, V."],["dc.contributor.author","Schaye, J."],["dc.contributor.author","Shirazi, Maryam"],["dc.contributor.author","Soto, K."],["dc.contributor.author","Soucail, G."],["dc.contributor.author","Steinmetz, M."],["dc.contributor.author","Urrutia, Tanya"],["dc.contributor.author","Weilbacher, P."],["dc.contributor.author","de Zeeuw, T."],["dc.date.accessioned","2018-11-07T10:00:22Z"],["dc.date.available","2018-11-07T10:00:22Z"],["dc.date.issued","2015"],["dc.description.abstract","We observed Hubble Deep Field South with the new panoramic integral-field spectrograph MUSE that we built and have just commissioned at the VLT. The data cube resulting from 27 h of integration covers one arcmin(2) field of view at an unprecedented depth with a 1 sigma emission-line surface brightness limit of 1 x 10(-19) erg s(-1) cm(-2) arcsec(-2), and contains similar to 90 000 spectra. We present the combined and calibrated data cube, and we performed a first-pass analysis of the sources detected in the Hubble Deep Field South imaging. We measured the redshifts of 189 sources up to a magnitude I-814 = 29.5, increasing the number of known spectroscopic redshifts in this field by more than an order of magnitude. We also discovered 26 Ly alpha emitting galaxies that are not detected in the HST WFPC2 deep broad-band images. The intermediate spectral resolution of 2.3 angstrom allows us to separate resolved asymmetric Ly alpha emitters, [O II] 3727 emitters, and C III] 1908 emitters, and the broad instantaneous wavelength range of 4500 angstrom helps to identify single emission lines, such as [O III] 5007, H beta, and H alpha, over a very wide redshift range. We also show how the three-dimensional information of MUSE helps to resolve sources that are confused at ground-based image quality. Overall, secure identifications are provided for 83% of the 227 emission line sources detected in the MUSE data cube and for 32% of the 586 sources identified in the HST catalogue. The overall redshift distribution is fairly flat to z = 6.3, with a reduction between z = 1.5 to 2.9, in the well-known redshift desert. The field of view of MUSE also allowed us to detect 17 groups within the field. We checked that the number counts of [O II] 3727 and Ly alpha emitters are roughly consistent with predictions from the literature. Using two examples, we demonstrate that MUSE is able to provide exquisite spatially resolved spectroscopic information on the intermediate-redshift galaxies present in the field. This unique data set can be used for a wide range of follow-up studies. We release the data cube, the associated products, and the source catalogue with redshifts, spectra, and emission-line fluxes."],["dc.identifier.doi","10.1051/0004-6361/201425419"],["dc.identifier.isi","000350249100075"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/12400"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/37789"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Edp Sciences S A"],["dc.relation","info:eu-repo/grantAgreement/EC/FP7/339659/EU//MUSICOS"],["dc.relation","info:eu-repo/grantAgreement/EC/FP7/336736/EU//CALENDS"],["dc.relation.issn","1432-0746"],["dc.relation.orgunit","Fakultät für Physik"],["dc.title","The MUSE 3D view of the Hubble Deep Field South"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","L15"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Monthly notices of the Royal Astronomical Society. Letters"],["dc.bibliographiccitation.lastpage","L19"],["dc.bibliographiccitation.volume","475"],["dc.contributor.author","Giesers, Benjamin"],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Husser, Tim-Oliver"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Anglada Escudé, Guillem"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Carollo, C Marcella"],["dc.contributor.author","Roth, Martin M"],["dc.contributor.author","Weilbacher, Peter M"],["dc.contributor.author","Wisotzki, Lutz"],["dc.date.accessioned","2020-12-10T18:19:23Z"],["dc.date.available","2020-12-10T18:19:23Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1093/mnrasl/slx203"],["dc.identifier.eissn","1745-3933"],["dc.identifier.issn","1745-3925"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/75230"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","A detached stellar-mass black hole candidate in the globular cluster NGC 3201"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article
    [["dc.bibliographiccitation.firstpage","A107"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","635"],["dc.contributor.author","Zoutendijk, Sebastiaan L."],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Boogaard, Leindert A."],["dc.contributor.author","Gunawardhana, Madusha L. P."],["dc.contributor.author","Husser, Tim-Oliver"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Ramos Padilla, Andrés Felipe"],["dc.contributor.author","Roth, Martin M."],["dc.contributor.author","Bacon, Roland"],["dc.contributor.author","den Brok, Mark"],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Krajnović, Davor"],["dc.date.accessioned","2020-12-10T18:11:51Z"],["dc.date.available","2020-12-10T18:11:51Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1051/0004-6361/201936155"],["dc.identifier.eissn","1432-0746"],["dc.identifier.issn","0004-6361"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/74165"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","The MUSE-Faint survey"],["dc.title.alternative","I. Spectroscopic evidence for a star cluster in Eridanus 2 and constraints on MACHOs as a constituent of dark matter"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2016Journal Article
    [["dc.bibliographiccitation.artnumber","121"],["dc.bibliographiccitation.firstpage","121"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","The Astrophysical Journal"],["dc.bibliographiccitation.volume","820"],["dc.contributor.author","Finley, H."],["dc.contributor.author","Schroetter, I."],["dc.contributor.author","Murphy, M. T."],["dc.contributor.author","Richter, P."],["dc.contributor.author","Wendt, M."],["dc.contributor.author","Cantalupo, S."],["dc.contributor.author","Straka, L. A."],["dc.contributor.author","Schaye, J."],["dc.contributor.author","Martin, C. L."],["dc.contributor.author","Soto, K."],["dc.contributor.author","Lilly, S."],["dc.contributor.author","Bouche, N."],["dc.contributor.author","Bacon, Roland"],["dc.contributor.author","Contini, Thierry"],["dc.contributor.author","Richard, Johan"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Epinat, Benoit"],["dc.contributor.author","Peroux, C."],["dc.contributor.author","Wisotzki, Lutz"],["dc.contributor.author","Carollo, C. Marcella"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Kollatschny, Wolfram"],["dc.date.accessioned","2020-12-10T18:47:31Z"],["dc.date.available","2020-12-10T18:47:31Z"],["dc.date.issued","2016"],["dc.description.abstract","We use a background quasar to detect the presence of circumgalactic gas around a z = 0.91 low-mass star-forming galaxy. Data from the new Multi Unit Spectroscopic Explorer (MUSE) on the Very Large Telescope show that the galaxy has a dust-corrected star formation rate (SFR) of 4.7 +/- 2.0. M-circle dot yr(-1), with no companion down to 0.22 M-circle dot yr(-1) (5 sigma) within 240 h(-1) kpc (\"30\"). Using a high-resolution spectrum of the background quasar, which is fortuitously aligned with the galaxy major axis (with an azimuth angle alpha of only 15 degrees), we find, in the gas kinematics traced by low-ionization lines, distinct signatures consistent with those expected for a \"cold-flow disk\" extending at least 12 kpc (3 x R-1/2). We estimate the mass accretion rate M-in to be at least two to three times larger than the SFR, using the geometric constraints from the IFU data and the H (I) column density of log N-H (I)/cm(-2) similar or equal to 20.4 obtained from a Hubble Space Telescope/COS near-UV spectrum. From a detailed analysis of the low-ionization lines (e.g., Zn II, Cr II, Ti II, MnII, Si II), the accreting material appears to be enriched to about 0.4 Z(circle dot) (albeit with large uncertainties: log Z/Z(circle dot) = -0.4 +/- 0.4), which is comparable to the galaxy metallicity (12 + log O/H = 8.7 +/- 0.2), implying a large recycling fraction from past outflows. Blueshifted Mg II and Fe II absorptions in the galaxy spectrum from the MUSE data reveal the presence of an outflow. The Mg II and Fe II absorption line ratios indicate emission infilling due to scattering processes, but the MUSE data do not show any signs of fluorescent Fe II emission."],["dc.identifier.doi","10.3847/0004-637X/820/2/121"],["dc.identifier.eissn","1538-4357"],["dc.identifier.isi","000373741300040"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/78794"],["dc.notes.intern","DOI Import GROB-354"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Iop Publishing Ltd"],["dc.relation.issn","1538-4357"],["dc.relation.issn","0004-637X"],["dc.title","POSSIBLE SIGNATURES OF A COLD-FLOW DISK FROM MUSE USING A z similar to 1 GALAXY-QUASAR PAIR TOWARD SDSS J1422-0001"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article
    [["dc.bibliographiccitation.artnumber","L3"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","576"],["dc.contributor.author","Monreal-Ibero, Ana"],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Wendt, M."],["dc.contributor.author","Selman, Fernando"],["dc.contributor.author","Lallement, R."],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Sandin, Christer"],["dc.date.accessioned","2018-11-07T09:58:46Z"],["dc.date.available","2018-11-07T09:58:46Z"],["dc.date.issued","2015"],["dc.description.abstract","Context. Diffuse interstellar bands (DIBs) are non-stellar weak absorption features of unknown origin found in the spectra of stars viewed through one or several clouds of the interstellar medium (ISM). Research of DIBs outside the Milky Way is currently very limited. In particular, spatially resolved investigations of DIBs outside of the Local Group are, to our knowledge, inexistent. Aims. In this contribution, we explore the capability of the high-sensitivity integral field spectrograph, MUSE, as a tool for mapping diffuse interstellar bands at distances larger than 100 Mpc. Methods. We used MUSE commissioning data for AM1353-272 B, the member with the highest extinction of the Dentist's Chair, an interacting system of two spiral galaxies. High signal-to-noise spectra were created by co-adding the signal of many spatial elements distributed in a geometry of concentric elliptical half-rings. Results. We derived decreasing radial profiles for the equivalent width of the lambda 5780.5 DIB both in the receding and approaching side of the companion galaxy up to distances of similar to 4.6 kpc from the centre of the galaxy. The interstellar extinction as derived from the Ha/H beta line ratio displays a similar trend, with decreasing values towards the external parts. This translates into an intrinsic correlation between the strength of the DIB and the extinction within AM1353-272 B, consistent with the currently existing global trend between these quantities when using measurements for Galactic and extragalactic sightlines. Conclusions. It seems feasible to map the DIB strength in the Local Universe, which has up to now only been performed for the Milky Way. This offers a new approach to studying the relationship between DIBs and other characteristics and species of the ISM in addition to using galaxies in the Local Group or sightlines towards very bright targets outside the Local Group."],["dc.identifier.doi","10.1051/0004-6361/201525854"],["dc.identifier.isi","000357274600074"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/12399"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/37437"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Edp Sciences S A"],["dc.relation.issn","1432-0746"],["dc.relation.issn","0004-6361"],["dc.relation.orgunit","Fakultät für Physik"],["dc.title","Towards DIB mapping in galaxies beyond 100 Mpc A radial profile of the lambda 5780.5 diffuse interstellar band in AM1353-272 B"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article
    [["dc.bibliographiccitation.firstpage","A114"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","635"],["dc.contributor.author","Husser, Tim-Oliver"],["dc.contributor.author","Latour, Marilyn"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Giesers, Benjamin"],["dc.contributor.author","Göttgens, Fabian"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Roth, Martin M."],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Wendt, Martin"],["dc.date.accessioned","2020-12-10T18:11:53Z"],["dc.date.available","2020-12-10T18:11:53Z"],["dc.date.issued","2020"],["dc.identifier.doi","10.1051/0004-6361/201936508"],["dc.identifier.eissn","1432-0746"],["dc.identifier.issn","0004-6361"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/74171"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","A stellar census in globular clusters with MUSE"],["dc.title.alternative","Extending the CaT-metallicity relation below the horizontal branch and applying it to multiple populations"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2019-09-09Journal Article
    [["dc.bibliographiccitation.firstpage","A3"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","632"],["dc.contributor.author","Giesers, Benjamin"],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Dreizler, Stefan"],["dc.contributor.author","Husser, Tim-Oliver"],["dc.contributor.author","Askar, Abbas"],["dc.contributor.author","Göttgens, Fabian"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Latour, Marilyn"],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Wendt, Martin"],["dc.contributor.author","Roth, Martin M."],["dc.date.accessioned","2020-04-06T07:44:40Z"],["dc.date.available","2020-04-06T07:44:40Z"],["dc.date.issued","2019-09-09"],["dc.description.abstract","We utilize multi-epoch MUSE spectroscopy to study binaries in the core of NGC 3201. Our sample consists of 3553 stars with 54883 spectra in total comprising 3200 main-sequence stars up to 4 magnitudes below the turn-off. Each star in our sample has between 3 and 63 (with a median of 14) reliable radial velocity (RV) measurements within five years of observations. We introduce a statistical method to determine the probability of a star showing RV variations based on the whole inhomogeneous RV sample. Using HST photometry and an advanced dynamical MOCCA simulation of this specific GC we overcome observational biases that previous spectroscopic studies had to deal with. This allows us to infer a binary frequency in the MUSE FoV and enables us to deduce the underlying true binary frequency of (6.75+-0.72) % in NGC 3201. The comparison of the MUSE observations with the MOCCA simulation suggests a significant fraction of primordial binaries. We can also confirm a radial increase of the binary fraction towards the GC centre due to mass segregation. We discovered that in our sample at least (57.5+-7.9) % of blue straggler stars (BSS) are in a binary system. For the first time in a study of GCs, we were able to fit Keplerian orbits to a significant sample of 95 binaries. We present the binary system properties of eleven BSS and show evidence that two BSS formation scenarios, the mass transfer in binary (or triple) star systems and the coalescence due to binary-binary interactions, are present in our data. We also describe the binary and spectroscopic properties of four sub-subgiant (or red straggler) stars. Furthermore, we discovered two new black hole (BH) candidates with minimum masses (Msini) of (7.68+-0.50) M_sun, (4.4+-2.8) M_sun, and refine the minimum mass estimate on the already published BH to (4.53+-0.21) M_sun. These BHs are consistent with an extensive BH subsystem hosted by NGC 3201."],["dc.identifier.arxiv","1909.04050v1"],["dc.identifier.doi","10.1051/0004-6361/201936203"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/63782"],["dc.relation.issn","0004-6361"],["dc.relation.issn","1432-0746"],["dc.title","A stellar census in globular clusters with MUSE: Binaries in NGC 3201"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article
    [["dc.bibliographiccitation.artnumber","A114"],["dc.bibliographiccitation.journal","Astronomy and Astrophysics"],["dc.bibliographiccitation.volume","582"],["dc.contributor.author","Weilbacher, Peter M."],["dc.contributor.author","Monreal-Ibero, Ana"],["dc.contributor.author","Kollatschny, Wolfram"],["dc.contributor.author","Ginsburg, Adam"],["dc.contributor.author","McLeod, Anna F."],["dc.contributor.author","Kamann, Sebastian"],["dc.contributor.author","Sandin, Christer"],["dc.contributor.author","Palsa, Ralf"],["dc.contributor.author","Wisotzki, Lutz"],["dc.contributor.author","Bacon, Roland"],["dc.contributor.author","Selman, Fernando"],["dc.contributor.author","Brinchmann, Jarle"],["dc.contributor.author","Caruana, Joseph"],["dc.contributor.author","Kelz, Andreas"],["dc.contributor.author","Martinsson, Thomas"],["dc.contributor.author","Pecontal-Rousset, Arlette"],["dc.contributor.author","Richard, Johan"],["dc.contributor.author","Wendt, Martin"],["dc.date.accessioned","2018-11-07T09:50:33Z"],["dc.date.available","2018-11-07T09:50:33Z"],["dc.date.issued","2015"],["dc.description.abstract","We present a new integral field spectroscopic dataset of the central part of the Orion Nebula (M 42), observed with the MUSE instrument at the ESO VLT. We reduced the data with the public MUSE pipeline. The output products are two FITS cubes with a spatial size of similar to 5'9 x 4'9 (corresponding to similar to 0.76 x 0.63 pc(2)) and a contiguous wavelength coverage of 4595 ... 9366 angstrom, spatially sampled at 0 '.2. We provide two versions with a sampling of 1.25 angstrom and 0.85 angstrom in dispersion direction. Together with variance cubes these files have a size of 75 and 110 GiB on disk. They are the largest integral field mosaics to date in terms of information content. We make them available for use in the community. To validate this dataset, we compare world coordinates, reconstructed magnitudes, velocities, and absolute and relative emission line fluxes to the literature values and find excellent agreement. We derive a 2D map of extinction and present de-reddened flux maps of several individual emission lines and of diagnostic line ratios. We estimate physical properties of the Orion Nebula, using the emission line ratios [N II] and [S III] (for the electron temperature T-e) and [S II] and [Cl III] (for the electron density N-e), and show 2D images of the velocity measured from several bright emission lines."],["dc.identifier.doi","10.1051/0004-6361/201526529"],["dc.identifier.isi","000363538500114"],["dc.identifier.purl","https://resolver.sub.uni-goettingen.de/purl?gs-1/12401"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/35728"],["dc.notes.intern","Merged from goescholar"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Edp Sciences S A"],["dc.relation","info:eu-repo/grantAgreement/EC/FP7/339659/EU//MUSICOS"],["dc.relation.issn","1432-0746"],["dc.relation.orgunit","Fakultät für Physik"],["dc.title","A MUSE map of the central Orion Nebula (M 42)"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dc.type.version","published_version"],["dc.type.version","published_version"],["dspace.entity.type","Publication"]]
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