Publications of Ortwin Gerhard

Journal Article (146)

1.
Journal Article
Sormani, M. C.; Sanders, J. L.; Fritz, T. K.; Smith, L. C.; Gerhard, O.; Schödel, R. S.; Magorrian, J.; Neumayer, N.; Nogueras-Lara, F.; Feldmeier-Krause, A. et al.; Mastrobuono-Battisti, A.; Schultheis, M.; Shahzamanian, B.; Vasiliev, E.; Klessen, R. S.; Lucas, P.; Minniti, D.: Self-consistent modelling of the Milky Way's nuclear stellar disc. Monthly Notices of the Royal Astronomical Society 512 (1), pp. 1857 - 1884 (2022)
2.
Journal Article
Wylie, S. M.; Clarke, J. P.; Gerhard, O. E.: The Milky Way’s middle-aged inner ring. Astronomy and Astrophysics 659, A80 (2022)
3.
Journal Article
Clarke, J. P.; Gerhard, O.: The pattern speed of the Milky Way bar/bulge from VIRAC and Gaia. Monthly Notices of the Royal Astronomical Society 512 (2), pp. 2171 - 2188 (2022)
4.
Journal Article
Li, Z.; Shen, J.; Gerhard, O.; Clarke, J. P.: Gas dynamics in the Galaxy: Total mass distribution and the bar pattern speed. The Astrophysical Journal 925 (1), 71 (2022)
5.
Journal Article
Tahmasebzadeh, B.; Zhu, L.; Shen, J.; Gerhard, O.; Qin, Y.: Deprojection of external barred galaxies from photometry. Monthly Notices of the Royal Astronomical Society 508 (4), pp. 6209 - 6222 (2021)
6.
Journal Article
Wylie, S. M.; Gerhard, O. E.; Ness, M. K.; Clarke, J. P.; Freeman, K. C.; Bland-Hawthorn, J.: A2A: 21 000 bulge stars from the ARGOS survey with stellar parameters on the APOGEE scale. Astronomy and Astrophysics 653, A143 (2021)
7.
Journal Article
Scott, N.; van de Sande, J.; Sharma, S.; Bland-Hawthorn, J.; Freeman, K.; Gerhard, O.; Hayden, M. R.; McDermid, R.: Identification of an [α/Fe]—Enhanced thick disk component in an edge-on Milky Way analog. The Astrophysical Journal Letters 913 (1), L11 (2021)
8.
Journal Article
Fritz, T. K.; Patrick, L. R.; Feldmeier-Krause, A.; Schödel, R.; Schultheis, M.; Gerhard, O.; Nandakumar, G.; Neumayer, N.; Nogueras-Lara, F.; Prieto, M. A.: A KMOS survey of the nuclear disk of the Milky Way - I. Survey design and metallicities. Astronomy and Astrophysics 649, A83 (2021)
9.
Journal Article
Bhattacharya, S.; Arnaboldi, M.; Gerhard, O.; McConnachie, A.; Caldwell, N.; Hartke, J.; Freeman, K. C.: The survey of planetary nebulae in Andromeda (M 31): III. Constraints from deep planetary nebula luminosity functions on the origin of the inner halo substructures in M 31. Astronomy and Astrophysics 647, A130 (2021)
10.
Journal Article
Gajda, G.; Gerhard, O.; Blaña, M.; Zhu, L.; Shen, J.; Saglia, R. P.; Bender, R.: Unravelling stellar populations in the Andromeda Galaxy. Astronomy and Astrophysics 647, A131 (2021)
11.
Journal Article
Pulsoni, C.; Gerhard, O.; Arnaboldi, M.; Pillepich, A.; Rodriguez-Gomez, V.; Nelson, D.; Hernquist, L.; Springel, V.: The stellar halos of ETGs in the IllustrisTNG simulations - II. Accretion, merger history, and dark halo connection. Astronomy and Astrophysics 647, A95 (2021)
12.
Journal Article
Laporte, C. F. P.; Famaey, B.; Monari, G.; Hill, V.; Wegg, C.; Gerhard, O.: Bar resonances and low angular momentum moving groups in the Galaxy revealed by their stellar ages. Astronomy and Astrophysics 643, L3 (2020)
13.
Journal Article
Aniyan, S.; Ponomareva, A. A.; Freeman, K. C.; Arnaboldi, M.; Gerhard, O. E.; Coccato, L.; Kuijken, K.; Merrifield, M.: Resolving the Disc-Halo Degeneracy - II: NGC 6946. Monthly Notices of the Royal Astronomical Society 500 (3), pp. 3579 - 3593 (2020)
14.
Journal Article
Hartke, J.; Arnaboldi, M.; Gerhard, O.; Coccato, L.; Pulsoni, C.; Freeman, K. C.; Merrifield, M.; Cortesi, A.; Kuijken, K.: The halo of M105 and its group environment as traced by planetary nebula populations - I. Wide-field photometric survey of planetary nebulae in the Leo I group. Astronomy and Astrophysics 642, A46 (2020)
15.
Journal Article
Pulsoni, C.; Gerhard, O.; Arnaboldi, M.; Pillepich, A.; Nelson, D.; Hernquist, L.; Springel, V.: The stellar halos of ETGs in the IllustrisTNG simulations: The photometric and kinematic diversity of galaxies at large radii. Astronomy and Astrophysics 641, A60 (2020)
16.
Journal Article
Rich, R. M.; Johnson, C. I.; Young, M.; Simion, I. T.; Clarkson, W. I.; Pilachowski, C.; Michael, S.; Kunder, A.; Vivas, A. K.; Koch, A. et al.; Marchetti, T.; Ibata, R.; Martin, N.; Robin, A. C.; Lagarde, N.; Collins, M.; Ivezić, Ž.; de Propris, R.; Shen, J.; Gerhard, O.; Soto, M.: The Blanco DECam bulge survey. I. The survey description and early results. Monthly Notices of the Royal Astronomical Society 499 (2), pp. 2340 - 2356 (2020)
17.
Journal Article
Steinmetz, M.; Guiglion, G.; McMillan, P. J.; Matijevič, G.; Enke, H.; Kordopatis, G.; Zwitter, T.; Valentini, M.; Chiappini, C.; Casagrande, L. et al.; Wojno, J.; Anguiano, B.; Bienaymé, O.; Bijaoui, A.; Binney, J.; Burton, D.; Cass, P.; de Laverny, P.; Fiegert, K.; Freeman, K.; Fulbright, J. P.; Gibson, B. K.; Gilmore, G.; Grebel, E. K.; Helmi, A.; Kunder, A.; Munari, U.; Navarro, J. F.; Parker, Q.; Ruchti, G. R.; Recio-Blanco, A.; Reid, W.; Seabroke, G. M.; Siviero, A.; Siebert, A.; Stupar, M.; Watson, F.; Williams, M. E. K.; Wyse, R. F. G.; Anders, F.; Antoja, T.; Birko, D.; Bland-Hawthorn, J.; Bossini, D.; García, R. A.; Carrillo, I.; Chaplin, W. J.; Elsworth, Y.; Famaey, B.; Gerhard, O.; Jofre, P.; Just, A.; Mathur, S.; Miglio, A.; Minchev, I.; Monari, G.; Mosser, B.; Ritter, A.; Rodrigues, T. S.; Scholz, R.-D.; Sharma, S.; Sysoliatina, K.: The Sixth Data Release of the Radial Velocity Experiment (RAVE) – II. Stellar atmospheric parameters, chemical abundances and distances. Astronomical Journal 160 (2), 83 (2020)
18.
Journal Article
Steinmetz, M.; Matijevič, G.; Enke, H.; Zwitter, T.; Guiglion, G.; McMillan, P. J.; Kordopatis, G.; Valentini, M.; Chiappini, C.; Casagrande, L. et al.; Wojno, J.; Anguiano, B.; Bienaymé, O.; Bijaoui, A.; Binney, J.; Burton, D.; Cass, P.; de Laverny, P.; Fiegert, K.; Freeman, K.; Fulbright, J. P.; Gibson, B. K.; Gilmore, G.; Grebel, E. K.; Helmi, A.; Kunder, A.; Munari, U.; Navarro, J. F.; Parker, Q.; Ruchti, G. R.; Recio-Blanco, A.; Reid, W.; Seabroke, G. M.; Siviero, A.; Siebert, A.; Stupar, M.; Watson, F.; Williams, M. E. K.; Wyse, R. F. G.; Anders, F.; Antoja, T.; Birko, D.; Bland-Hawthorn, J.; Bossini, D.; García, R. A.; Carrillo, I.; Chaplin, W. J.; Elsworth, Y.; Famaey, B.; Gerhard, O.; Jofre, P.; Just, A.; Mathur, S.; Miglio, A.; Minchev, I.; Monari, G.; Mosser, B.; Ritter, A.; Rodrigues, T. S.; Scholz, R.-D.; Sharma, S.; Sysoliatina, K.: The Sixth Data Release of the Radial Velocity Experiment (RAVE) – I. Survey description, spectra and radial velocities. Astronomical Journal 160 (2), 82 (2020)
19.
Journal Article
Sellwood, J. A.; Gerhard, O.: Three mechanisms for bar thickening. Monthly Notices of the Royal Astronomical Society 495 (3), pp. 3175 - 3191 (2020)
20.
Journal Article
Bauböck, M.; Dexter, J.; Abuter, R.; Amorim, A.; Berger, J. P.; Bonnet, H.; Brandner, W.; Clénet, Y.; du Foresto, V. C.; de Zeeuw, P. T. et al.; Duvert, G.; Eckart, A.; Eisenhauer, F.; Förster Schreiber, N. M.; Gao, F.; Garcia, P.; Gendron, E.; Genzel, R.; Gerhard, O.; Gillessen, S.; Habibi, M.; Haubois, X.; Henning, T.; Hippler, S.; Horrobin, M.; Jiménez-Rosales, A.; Jocou, L.; Kervella, P.; Lacour, S.; Lapeyrère, V.; Le Bouquin, J.-B.; Léna, P.; Ott, T.; Paumard, T.; Perraut, K.; Perrin, G.; Pfuhl, O.; Rabien, S.; Coira, G. R.; Rousset, G.; Scheithauer, S.; Stadler, J.; Sternberg, A.; Straub, O.; Straubmeier, C.; Sturm, E.; Tacconi, L. J.; Vincent, F.; Fellenberg, S. v.; Waisberg, I.; Widmann, F.; Wieprecht, E.; Wiezorrek, E.; Woillez, J.; Yazici, S.: Modeling the orbital motion of Sgr A*’s near-infrared flares. Astronomy and Astrophysics 635, A143 (2020)
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