Yellow Supergiants in the Small Magellanic Cloud: Putting Current Evolutionary Theory to the Test von Neugent, Kathryn F, Massey, Philip, Skiff, Brian, Drout, Maria R, Meynet, Georges, Olsen, Knut A. G

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The Recent LMC–SMC Collision: Timing and Impact Parameter Constraints from Comparison of Gaia LMC Disk Kinematics and N-body Simulations von Choi, Yumi, Olsen, Knut A. G., Besla, Gurtina, van der Marel, Roeland P., Zivick, Paul, Kallivayalil, Nitya, Nidever, David L.

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PHAT STELLAR CLUSTER SURVEY. I. YEAR 1 CATALOG AND INTEGRATED PHOTOMETRY von JOHNSON, L. Clifton, SETH, Anil C, SARAJEDINI, Ata, WEISZ, Daniel R, WILLIAMS, Benjamin F, BEERMAN, Lori C, BIANCHI, Luciana, DOLPHIN, Andrew E, GIRARDI, Léo, GUHATHAKURTA, Puragra, KAURAI, Jason, LANG, Dustin, DALCANTON, Julianne J, MONACHESI, Antonela, NANDA, Sanjay, RIX, Hans-Walter, SKILLMAN, Evan D, CALDWELL, Nelson, FOUESNEAU, Morgan, GOULIERMIS, Dimitrios A, HODGE, Paul W, LARSEN, SØren S, OLSEN, Knut A. G, SAN ROMAN, Izaskun

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A Dramatic Decrease in Carbon Star Formation in M31 von Boyer, M. L., Williams, B. F., Aringer, B., Chen, Y., Dalcanton, J. J., Girardi, L., Guhathakurta, P., Marigo, P., Olsen, K. A. G., Rosenfield, P., Weisz, D. R.

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Variable Stars in M31 Stellar Clusters from the Panchromatic Hubble Andromeda Treasury von Smith, Richard, Patel, Avi, Soraisam, Monika D., Guhathakurta, Puragra, Tadepalli, Pranav, Zhu, Sally, Liu, Joseph, Girardi, Léo, Johnson, L. Clifton, Mukherjee, Sagnick, Olsen, Knut A. G., Williams, Benjamin F.

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IDENTIFICATION OF A CLASS OF LOW-MASS ASYMPTOTIC GIANT BRANCH STARS STRUGGLING TO BECOME CARBON STARS IN THE MAGELLANIC CLOUDS von Boyer, Martha L., McDonald, Iain, Srinivasan, Sundar, Zijlstra, Albert, Loon, Jacco Th. van, Olsen, Knut A. G., Sonneborn, George

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The Effective Temperatures and Physical Properties of Magellanic Cloud Red Supergiants: The Effects of Metallicity von Levesque, Emily M, Massey, Philip, Olsen, K. A. G, Plez, Bertrand, Meynet, Georges, Maeder, Andre

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The Physical Properties of the Red Supergiant WOH G64: The Largest Star Known? von Levesque, Emily M, Massey, Philip, Plez, Bertrand, Olsen, Knut A. G

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SpectAcLE: An Improved Method for Modeling Light Echo Spectra von Partoush, Roee, Rest, Armin, Jencson, Jacob E., Poznanski, Dovi, Foley, Ryan J., Kilpatrick, Charles D., Andrews, Jennifer E., Angulo, Rodrigo, Badenes, Carles, Bianco, Federica B., Filippenko, Alexei V., Ridden-Harper, Ryan, Li, Xiaolong, Margheim, Steve, Matheson, Thomas, Olsen, Knut A. G., Siebert, Matthew R., Smith, Nathan, Welch, Douglas L., Zenteno, A.

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The Evolution of Massive Stars. I. Red Supergiants in the Magellanic Clouds von Massey, Philip, Olsen, K. A. G

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A Survey of Local Group Galaxies Currently Forming Stars. I. UBVRI Photometry of Stars in M31 and M33 von Massey, Philip, Olsen, K. A. G, Hodge, Paul W, Strong, Shay B, Jacoby, George H, Schlingman, Wayne, Smith, R. C

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High-resolution mapping of dust via extinction in the M31 bulge von Dong, Hui, Li, Zhiyuan, Wang, Q. D., Lauer, Tod R., Olsen, Knut A. G., Saha, Abhijit, Dalcanton, Julianne J., Groves, Brent A.

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Red Supergiants in the Andromeda Galaxy (M31) von Massey, Philip, Silva, David R, Levesque, Emily M, Plez, Bertrand, Olsen, Knut A. G, Clayton, Geoffrey C, Meynet, Georges, Maeder, Andre

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THE ACS NEARBY GALAXY SURVEY TREASURY. X. QUANTIFYING THE STAR CLUSTER FORMATION EFFICIENCY OF NEARBY DWARF GALAXIES von COOK, David O, SETH, Anil C, DALE, Daniel A, CLIFTON JOHNSON, L, WEISZ, Daniel R, FOUESNEAU, Morgan, OLSEN, Knut A. G, ENGELBRACHT, Charles W, DALCANTON, Julianne J

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A Survey of Local Group Galaxies Currently Forming Stars. II. UBVRI Photometry of Stars in Seven Dwarfs and a Comparison of the Entire Sample von Massey, Philip, Olsen, K. A. G, Hodge, Paul W, Jacoby, George H, McNeill, Reagin T, Smith, R. C, Strong, Shay B

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Evidence for Tidal Effects in the Stellar Dynamics of the Large Magellanic Cloud von Olsen, Knut A. G, Massey, Philip

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Revised Bolometric Corrections and Interstellar Extinction Coefficients for the ACS and WFPC2 Photometric Systems von Girardi, Léo, Dalcanton, Julianne, Williams, Benjamin, de Jong, Roelof, Gallart, Carme, Monelli, Matteo, Groenewegen, Martin A. T., Holtzman, Jon A., Olsen, Knut A. G., Seth, Anil C., Weisz, Daniel R., collaboration), (for the ANGST/ANGRRR

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Tidal Dwarf Galaxies Around a Post-merger Galaxy, NGC 4922 von Sheen, Yun-Kyeong, Jeong, Hyunjin, Yi, Sukyoung K, Ferreras, Ignacio, Lotz, Jennifer M, Olsen, Knut A. G, Dickinson, Mark, Barnes, Sydney, Park, Jang-Hyun, Ree, Chang H, Madore, Barry F, Barlow, Tom A, Conrow, Tim, Foster, Karl, Friendman, Peter G, Lee, Young-Wook, Martin, D. Christopher, Morrissey, Patrick, Neff, Susan G, Schiminovich, David, Seibert, Mark, Small, Todd, Wyder, Ted K

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Six More Ultra-faint Milky Way Companions Discovered in the DECam Local Volume Exploration Survey von Cerny, W., Martínez-Vázquez, C. E., Drlica-Wagner, A., Pace, A. B., Mutlu-Pakdil, B., Li, T. S., Riley, A. H., Crnojević, D., Bom, C. R., Carballo-Bello, J. A., Carlin, J. L., Chiti, A., Choi, Y., Collins, M. L. M., Darragh-Ford, E, Ferguson, P. S., Geha, M., Martínez-Delgado, D., Massana, P., Mau, S., Medina, G. E., Muñoz, R. R., Nadler, E. O., Noël, N. E. D., Olsen, K. A. G., Pieres, A., Sakowska, J. D., Simon, J. D., Stringfellow, G. S., Tollerud, E. J., Vivas, A. K., Walker, A. R., Wechsler, R. H.

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Pegasus IV: Discovery and Spectroscopic Confirmation of an Ultra-faint Dwarf Galaxy in the Constellation Pegasus von Cerny, W., Simon, J. D., Li, T. S., Drlica-Wagner, A., Pace, A. B., Martínez-Vázquez, C. E., Riley, A. H., Mutlu-Pakdil, B., Mau, S., Ferguson, P. S., Erkal, D., Munoz, R. R., Bom, C. R., Carlin, J. L., Carollo, D., Choi, Y., Ji, A. P., Manwadkar, V., Martínez-Delgado, D., Miller, A. E., Noël, N. E. D., Sakowska, J. D., Sand, D. J., Stringfellow, G. S., Tollerud, E. J., Vivas, A. K., Carballo-Bello, J. A., Hernandez-Lang, D., James, D. J., Nidever, D. L., Castellon, J. L. Nilo, Olsen, K. A. G., Zenteno, A.

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