21092+3023 CBL 90
21h 09m 11.99s +30° 23' 29.8" P.A. 113.00 sep 54.5 mag 13.40,13.90
| Coord 2000 |
21092+3023 |
|
Discov num |
CBL 90 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 11.99 +30 23 29.8 |
|
| Date first |
1999 |
|
Date last |
2016 |
|
Obs |
10 |
|
| Pa first |
113 |
|
Pa last |
112.7 |
|
P.A. Now (θ) |
112.7° |
|
| Sep first |
54.5 |
|
Sep last |
54.52 |
|
Sep. Now (ρ) |
54.52" |
|
| Mag pri |
13.40 |
|
Mag sec |
13.90 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+049 |
|
Sec motion ra |
+047 |
|
| Pri motion dec |
+060 |
|
Sec motion dec |
+052 |
|
| Notes |
V
(Proper motion indicates physical) |
|
rPM=0.106 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1852367240984214528 |
|
