21095+3746 GRV 427
21h 09m 33.41s +37° 46' 47.9" P.A. 201.00 sep 18.2 mag 11.30,12.20
| Coord 2000 |
21095+3746 |
|
Discov num |
GRV 427 |
|
Comp |
|
|
Coord arcsec 2000 |
21 09 33.41 +37 46 47.9 |
|
| Date first |
1929 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
201 |
|
Pa last |
201.1 |
|
P.A. Now (θ) |
201.1° |
|
| Sep first |
18.0 |
|
Sep last |
18.231 |
|
Sep. Now (ρ) |
18.231" |
|
| Mag pri |
11.30 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.9 |
|
Spectral class |
|
|
| Pri motion ra |
-011 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-012 |
|
Sec motion dec |
-012 |
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3168-00997-1 |
|
Gaia DR2 |
1868929734396049536 |
|
