21228+3026 RAO 453
21h 22m 49.03s +30° 22' 55.8" P.A. 291.00 sep 0.3 mag 12.50,13.60
| Coord 2000 |
21228+3026 |
|
Discov num |
RAO 453 |
|
Comp |
|
|
Coord arcsec 2000 |
21 22 49.03 +30 22 55.8 |
|
| Date first |
2016 |
|
Date last |
2017 |
|
Obs |
2 |
|
| Pa first |
296 |
|
Pa last |
291 |
|
P.A. Now (θ) |
291° |
|
| Sep first |
0.2 |
|
Sep last |
0.253 |
|
Sep. Now (ρ) |
0.253" |
|
| Mag pri |
12.50 |
|
Mag sec |
13.60 |
|
delta mag (ΔM) |
1.1 |
|
Spectral class |
|
|
| Pri motion ra |
-252 |
|
Sec motion ra |
|
|
| Pri motion dec |
-168 |
|
Sec motion dec |
|
|
| Notes |
R
(Red magnitudes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
