21208+4206 GRV 453
21h 20m 52.81s +42° 06' 23.4" P.A. 27.00 sep 66.2 mag 12.11,14.05
| Coord 2000 |
21208+4206 |
|
Discov num |
GRV 453 |
|
Comp |
|
|
Coord arcsec 2000 |
21 20 52.81 +42 06 23.4 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
27 |
|
Pa last |
27.3 |
|
P.A. Now (θ) |
27.3° |
|
| Sep first |
66.1 |
|
Sep last |
66.193 |
|
Sep. Now (ρ) |
66.193" |
|
| Mag pri |
12.11 |
|
Mag sec |
14.05 |
|
delta mag (ΔM) |
1.94 |
|
Spectral class |
|
|
| Pri motion ra |
-017 |
|
Sec motion ra |
-019 |
|
| Pri motion dec |
-038 |
|
Sec motion dec |
-030 |
|
| Notes |
|
|
rPM=0.198 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Gaia DR2 |
1968846341741346432 |
|
