Pegasus IV: Discovery and Spectroscopic Confirmation of an Ultra-faint Dwarf Galaxy in the Constellation Pegasus
We report the discovery of Pegasus IV, an ultra-faint dwarf galaxy found in archival data from the Dark Energy Camera processed by the DECam Local Volume Exploration Survey. Pegasus IV is a compact, ultra-faint stellar system ( ${r}_{1/2}={41}_{-6}^{+8}$ pc; M _V = −4.25 ± 0.2 mag) located at a heli...
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| Autors principals: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
IOP Publishing
2023-01-01
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| Col·lecció: | The Astrophysical Journal |
| Matèries: | |
| Accés en línia: | https://doi.org/10.3847/1538-4357/aca1c3 |
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