NGC 2298

NGC 2298 is a globular cluster in the southern constellation of Puppis. Discovered by James Dunlop on May 30, 1826, it is probably a former member of the disputed Canis Major Dwarf galaxy.[2]

NGC 2298
Observation data (J2000 epoch)
ClassVI
ConstellationPuppis
Right ascension06h 48m 59.4s
Declination−36° 00 19
Distance34.9 kly (10.7 kpc)
Apparent magnitude (V)9.3
Physical characteristics
Absolute magnitude-5.85
Estimated age13.2±0.4 Gyr[1]
Other designationsMelotte 53

The cluster is being disrupted by the galactic tide, trailing a long tidal tail.[3]

References

  1. THE GEMS/GSAOI GALACTIC GLOBULAR CLUSTER SURVEY (G4CS) I: A PILOT STUDY OF THE STELLAR POPULATIONS IN NGC 2298 AND NGC 3201, 2018, arXiv:1808.05271
  2. NGC 2298 (seds.org)
  3. Tails and streams around the Galactic globular clusters NGC 1851, NGC 1904, NGC 2298 and NGC 2808, 2017, arXiv:1710.08927

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