Search Results
Showing 1-20 of about 104 results.
Spectroscopy of Supernova Remnants and Candidates in M31DOI: info:10.3847/1538-4357/adbf98v. 983IOP150
Caldwell, Nelson, Raymond, John C., Long, Knox S., and Lee, Myung Gyoon. 2025. "Spectroscopy of Supernova Remnants and Candidates in M31." The Astrophysical Journal, 983 150. https://doi.org/10.3847/1538-4357/adbf98.
KDG 64: a large dwarf spheroidal or a small ultradiffuse satellite of Messier 81DOI: info:10.1093/mnras/stad559v. 5206312–6321
Afanasiev, Anton V., Chilingarian, Igor V., Grishin, Kirill A., Makarov, Dmitry, Makarova, Lidia, Fabricant, Daniel, Caldwell, Nelson, and Moran, Sean. 2023. "KDG 64: a large dwarf spheroidal or a small ultradiffuse satellite of Messier 81." Monthly Notices of the Royal Astronomical Society, 520 6312–6321. https://doi.org/10.1093/mnras/stad559.
The survey of planetary nebulae in Andromeda (M 31) VI. Kinematics of M 31 inner-halo substructures and comparison with major-merger simulation predictionsDOI: info:10.1093/mnras/stad1378v. 5226010–6023
Bhattacharya, Souradeep, Arnaboldi, Magda, Hammer, Francois, Yang, Yanbin, Gerhard, Ortwin, Caldwell, Nelson, and Freeman, Kenneth C. 2023. "The survey of planetary nebulae in Andromeda (M 31) VI. Kinematics of M 31 inner-halo substructures and comparison with major-merger simulation predictions." Monthly Notices of the Royal Astronomical Society, 522 6010–6023. https://doi.org/10.1093/mnras/stad1378.
A Nitrogen-rich Supernova Remnant in M31: Interaction with the Circumstellar Medium at Late TimesDOI: info:10.3847/1538-4357/acebdbv. 954IOP107
Caldwell, Nelson and Raymond, John C. 2023. "A Nitrogen-rich Supernova Remnant in M31: Interaction with the Circumstellar Medium at Late Times." The Astrophysical Journal, 954 107. https://doi.org/10.3847/1538-4357/acebdb.
Discovery of the Magellanic Stellar Stream Out to 100 kpcDOI: info:10.3847/1538-4357/acf7bfv. 956IOP110
Chandra, Vedant, Naidu, Rohan P., Conroy, Charlie, Bonaca, Ana, Zaritsky, Dennis, Cargile, Phillip A., Caldwell, Nelson, Johnson, Benjamin D., Han, Jiwon Jesse, and Ting, Yuan-Sen. 2023. "Discovery of the Magellanic Stellar Stream Out to 100 kpc." The Astrophysical Journal, 956 110. https://doi.org/10.3847/1538-4357/acf7bf.
New Velocity Measurements of NGC 5128 Globular Clusters Out to 130 kpc: Outer Halo Kinematics, Substructure, and DynamicsDOI: info:10.3847/1538-4357/acbf43v. 94734
Hughes, Allison K., Sand, David J., Seth, Anil, Strader, Jay, Lidman, Chris, Voggel, Karina, Dumont, Antoine, Crnojević, Denija, Mateo, Mario, Caldwell, Nelson, Forbes, Duncan A., Pearson, Sarah, Guhathakurta, Puragra, and Toloba, Elisa. 2023. "New Velocity Measurements of NGC 5128 Globular Clusters Out to 130 kpc: Outer Halo Kinematics, Substructure, and Dynamics." The Astrophysical Journal, 947 34. https://doi.org/10.3847/1538-4357/acbf43.
The kinematics, metallicities, and orbits of six recently discovered Galactic star clusters with Magellan/M2FS spectroscopyDOI: info:10.1093/mnras/stad2760v. 526OUP1075–1094
Pace, Andrew B., Koposov, Sergey E., Walker, Matthew G., Caldwell, Nelson, Mateo, Mario, Olszewski, Edward W., Roederer, Ian U., Bailey, John I., Belokurov, Vasily, Kuehn, Kyler, Li, Ting S., and Zucker, Daniel B. 2023. "The kinematics, metallicities, and orbits of six recently discovered Galactic star clusters with Magellan/M2FS spectroscopy." Monthly Notices of the Royal Astronomical Society, 526 1075–1094. https://doi.org/10.1093/mnras/stad2760.
The Cygnus Loop: Shock Precursors and Electron-Ion EquilibrationDOI: info:10.3847/1538-4357/ace692v. 954IOP34
Raymond, John C., Seok, Ji Yeon, Koo, Bon-Chul, Chilingarian, Igor V., Grishin, Kirill, Caldwell, Nelson, Xie, Min, and Fesen, Robert. 2023. "The Cygnus Loop: Shock Precursors and Electron-Ion Equilibration." The Astrophysical Journal, 954 34. https://doi.org/10.3847/1538-4357/ace692.
Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal GalaxyDOI: info:10.3847/1538-4357/ace3c1v. 954IOP55
Roederer, Ian U., Pace, Andrew B., Placco, Vinicius M., Caldwell, Nelson, Koposov, Sergey E., Mateo, Mario, Olszewski, Edward W., and Walker, Matthew G. 2023. "Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal Galaxy." The Astrophysical Journal, 954 55. https://doi.org/10.3847/1538-4357/ace3c1.
Magellan/M2FS and MMT/Hectochelle Spectroscopy of Dwarf Galaxies and Faint Star Clusters within the Galactic HaloDOI: info:10.3847/1538-4365/acdd79v. 268IOP19
Walker, Matthew G., Caldwell, Nelson, Mateo, Mario, Olszewski, Edward W., Pace, Andrew B., Bailey, John I., Koposov, Sergey E., and Roederer, Ian U. 2023. "Magellan/M2FS and MMT/Hectochelle Spectroscopy of Dwarf Galaxies and Faint Star Clusters within the Galactic Halo." The Astrophysical Journal Supplement Series, 268 19. https://doi.org/10.3847/1538-4365/acdd79.
Stellar kinematics of dwarf galaxies from multi-epoch spectroscopy: application to Triangulum IIDOI: info:10.1093/mnras/stac1441v. 5141706–1719
Buttry, Rachel, Pace, Andrew B., Koposov, Sergey E., Walker, Matthew G., Caldwell, Nelson, Kirby, Evan N., Martin, Nicolas F., Mateo, Mario, Olszewski, Edward W., Starkenburg, Else, Badenes, Carles, and Daher, Christine Mazzola. 2022. "Stellar kinematics of dwarf galaxies from multi-epoch spectroscopy: application to Triangulum II." Monthly Notices of the Royal Astronomical Society, 514 1706–1719. https://doi.org/10.1093/mnras/stac1441.
Hubble Space Telescope Imaging of Isolated Local Volume Dwarfs GALFA Dw3 and Dw4DOI: info:10.3847/1538-4357/ac356cv. 92498
Bennet, P., Sand, D. J., Crnojević, D., Weisz, D. R., Caldwell, Nelson, Guhathakurta, P., Hargis, J. R., Karunakaran, A., Mutlu-Pakdil, B., Olszewski, E., Salzer, J. J., Seth, A. C., Simon, J. D., Spekkens, K., Stark, D. P., Strader, J., Tollerud, E. J., Toloba, E., and Willman, B. 2022. "Hubble Space Telescope Imaging of Isolated Local Volume Dwarfs GALFA Dw3 and Dw4." The Astrophysical Journal, 924 98. https://doi.org/10.3847/1538-4357/ac356c.
The survey of planetary nebulae in Andromeda (M31) - IV. Radial oxygen and argon abundance gradients of the thin and thicker discDOI: info:10.1093/mnras/stac2703v. 5172343–2359
Bhattacharya, Souradeep, Arnaboldi, Magda, Caldwell, Nelson, Gerhard, Ortwin, Kobayashi, Chiaki, Hartke, Johanna, Freeman, Kenneth C., McConnachie, Alan W., and Guhathakurta, Puragra. 2022. "The survey of planetary nebulae in Andromeda (M31) - IV. Radial oxygen and argon abundance gradients of the thin and thicker disc." Monthly Notices of the Royal Astronomical Society, 517 2343–2359. https://doi.org/10.1093/mnras/stac2703.
The survey of planetary nebulae in Andromeda (M31). V. Chemical enrichment of the thin and thicker discs of Andromeda: Oxygen to argon abundance ratios for planetary nebulae and HII regionsDOI: info:10.1051/0004-6361/202244258v. 666A109
Arnaboldi, Magda, Bhattacharya, Souradeep, Gerhard, Ortwin, Kobayashi, Chiaki, Freeman, Kenneth C., Caldwell, Nelson, Hartke, Johanna, McConnachie, Alan, and Guhathakurta, Puragra. 2022. "The survey of planetary nebulae in Andromeda (M31). V. Chemical enrichment of the thin and thicker discs of Andromeda: Oxygen to argon abundance ratios for planetary nebulae and HII regions." Astronomy and Astrophysics, 666 A109. https://doi.org/10.1051/0004-6361/202244258.
Young, Blue, and Isolated Stellar Systems in the Virgo Cluster. II. A New Class of Stellar SystemDOI: info:10.3847/1538-4357/ac7c6cv. 93551
Jones, Michael G., Sand, David J., Bellazzini, Michele, Spekkens, Kristine, Karunakaran, Ananthan, Adams, Elizabeth A. K., Battaglia, Giuseppina, Beccari, Giacomo, Bennet, Paul, Cannon, John M., Cresci, Giovanni, Crnojević, Denija, Caldwell, Nelson, Fuson, Jackson, Guhathakurta, Puragra, Haynes, Martha P., Inoue, John L., Magrini, Laura, Muñoz, Ricardo R., Mutlu-Pakdil, Burçin, Seth, Anil, Strader, Jay, Toloba, Elisa, and Zaritsky, Dennis. 2022. "Young, Blue, and Isolated Stellar Systems in the Virgo Cluster. II. A New Class of Stellar System." The Astrophysical Journal, 935 51. https://doi.org/10.3847/1538-4357/ac7c6c.
Young, Blue, and Isolated Stellar Systems in the Virgo Cluster. I. 2D Optical SpectroscopyDOI: info:10.3847/1538-4357/ac7c6dv. 93550
Bellazzini, Michele, Magrini, Laura, Jones, Michael G., Sand, David J., Beccari, Giacomo, Cresci, Giovanni, Spekkens, Kristine, Karunakaran, Ananthan, Adams, Elizabeth A. K., Zaritsky, Dennis, Battaglia, Giuseppina, Seth, Anil, Cannon, John M., Fuson, Jackson, Inoue, John L., Mutlu-Pakdil, Burçin, Guhathakurta, Puragra, Muñoz, Ricardo R., Bennet, Paul, Crnojević, Denija, Caldwell, Nelson, Strader, Jay, and Toloba, Elisa. 2022. "Young, Blue, and Isolated Stellar Systems in the Virgo Cluster. I. 2D Optical Spectroscopy." The Astrophysical Journal, 935 50. https://doi.org/10.3847/1538-4357/ac7c6d.
Han, Jiwon Jesse, Naidu, Rohan P., Conroy, Charlie, Bonaca, Ana, Zaritsky, Dennis, Caldwell, Nelson, Cargile, Phillip, Johnson, Benjamin D., Chandra, Vedant, Speagle, Joshua S., Ting, Yuan-Sen, and Woody, Turner. 2022. "A Tilt in the Dark Matter Halo of the Galaxy." The Astrophysical Journal, 934 14. https://doi.org/10.3847/1538-4357/ac795f.
AGC 226178 and NGVS 3543: Two Deceptive Dwarfs toward VirgoDOI: info:10.3847/2041-8213/ac51dcv. 926L15
Jones, Michael G., Sand, David J., Bellazzini, Michele, Spekkens, Kristine, Cannon, John M., Mutlu-Pakdil, Burçin, Karunakaran, Ananthan, Beccari, Giacomo, Magrini, Laura, Cresci, Giovanni, Inoue, John L., Fuson, Jackson, Adams, Elizabeth A. K., Battaglia, Giuseppina, Bennet, Paul, Crnojević, Denija, Caldwell, Nelson, Guhathakurta, Puragra, Haynes, Martha P., Muñoz, Ricardo R., Seth, Anil, Strader, Jay, Toloba, Elisa, and Zaritsky, Dennis. 2022. "AGC 226178 and NGVS 3543: Two Deceptive Dwarfs toward Virgo." The Astrophysical Journal, 926 L15. https://doi.org/10.3847/2041-8213/ac51dc.
Detection of a 100,000 M black hole in M31's Most Massive Globular Cluster: A Tidally Stripped NucleusDOI: info:10.3847/1538-4357/ac339fv. 92448
Pechetti, Renuka, Seth, Anil, Kamann, Sebastian, Caldwell, Nelson, Strader, Jay, den Brok, Mark, Luetzgendorf, Nora, Neumayer, Nadine, and Voggel, Karina. 2022. "Detection of a 100,000 M ⊙ black hole in M31's Most Massive Globular Cluster: A Tidally Stripped Nucleus." The Astrophysical Journal, 924 48. https://doi.org/10.3847/1538-4357/ac339f.
A Population of Luminous Globular Clusters and Stripped Nuclei with Elevated Mass to Light Ratios around NGC 5128DOI: info:10.3847/1538-4357/ac551cv. 929147
Dumont, Antoine, Seth, Anil C., Strader, Jay, Voggel, Karina, Sand, David J., Hughes, Allison K., Caldwell, Nelson, Crnojević, Denija, Mateo, Mario, Bailey, John I., and Forbes, Duncan A. 2022. "A Population of Luminous Globular Clusters and Stripped Nuclei with Elevated Mass to Light Ratios around NGC 5128." The Astrophysical Journal, 929 147. https://doi.org/10.3847/1538-4357/ac551c.