21108+2718 BRT 1958
21h 10m 54.52s +27° 17' 16.6" P.A. 166.00 sep 2.5 mag 9.70,10.80
| Coord 2000 |
21108+2718 |
|
Discov num |
BRT1958 |
|
Comp |
|
|
Coord arcsec 2000 |
21 10 54.52 +27 17 16.6 |
|
| Date first |
1930 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
153 |
|
Pa last |
165.5 |
|
P.A. Now (θ) |
165.5° |
|
| Sep first |
3.9 |
|
Sep last |
2.49 |
|
Sep. Now (ρ) |
2.49" |
|
| Mag pri |
9.70 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+015 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Tycho2 |
2181-01571-1 |
|
Gaia DR2 |
1844975563606099840 |
|
