Alicante 7 | |
---|---|
Observation data (J2000 epoch) | |
Right ascension | 18h 44m 29.45s [1] |
Declination | −03° 30′ 02.4″ [1] |
Distance | 19.6 kly (6 kpc [2]) |
Apparent magnitude (V) | not visible |
Apparent dimensions (V) | ~7′ [2] |
Physical characteristics | |
Mass | ~10000 [2] M☉ |
Radius | ~6 pc [a] |
Estimated age | 16–20 myr |
Other designations | RSGC5 |
Associations | |
Constellation | Scutum |
Alicante 7, also known as RSGC5, (Red Supergiant Cluster 5) is an open cluster rich in red supergiants found in the Scutum-Crux Arm of the Milky Way Galaxy, along with RSGC1, Stephenson 2, RSGC3, Alicante 8, and Alicante 10. [2] Alicante 7 contains 7 red supergiants, making it one of the most massive open clusters known. [3]
Alicante 7 | |
---|---|
Observation data (J2000 epoch) | |
Right ascension | 18h 44m 29.45s [1] |
Declination | −03° 30′ 02.4″ [1] |
Distance | 19.6 kly (6 kpc [2]) |
Apparent magnitude (V) | not visible |
Apparent dimensions (V) | ~7′ [2] |
Physical characteristics | |
Mass | ~10000 [2] M☉ |
Radius | ~6 pc [a] |
Estimated age | 16–20 myr |
Other designations | RSGC5 |
Associations | |
Constellation | Scutum |
Alicante 7, also known as RSGC5, (Red Supergiant Cluster 5) is an open cluster rich in red supergiants found in the Scutum-Crux Arm of the Milky Way Galaxy, along with RSGC1, Stephenson 2, RSGC3, Alicante 8, and Alicante 10. [2] Alicante 7 contains 7 red supergiants, making it one of the most massive open clusters known. [3]