21231+2902 RAO 454
21h 23m 06.54s +29° 01' 34.2" P.A. 9.00 sep 0.4 mag 14.90,16.50
| Coord 2000 |
21231+2902 |
|
Discov num |
RAO 454 |
|
Comp |
|
|
Coord arcsec 2000 |
21 23 06.54 +29 01 34.2 |
|
| Date first |
2016 |
|
Date last |
2016 |
|
Obs |
1 |
|
| Pa first |
9 |
|
Pa last |
8.8 |
|
P.A. Now (θ) |
8.8° |
|
| Sep first |
0.4 |
|
Sep last |
0.36 |
|
Sep. Now (ρ) |
0.36" |
|
| Mag pri |
14.90 |
|
Mag sec |
16.50 |
|
delta mag (ΔM) |
1.6 |
|
Spectral class |
|
|
| Pri motion ra |
-078 |
|
Sec motion ra |
|
|
| Pri motion dec |
-181 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
