21371+3915 GRV 485
21h 37m 09.28s +39° 15' 09.4" P.A. 74.00 sep 19.6 mag 11.40,14.00
| Coord 2000 |
21371+3915 |
|
Discov num |
GRV 485 |
|
Comp |
|
|
Coord arcsec 2000 |
21 37 09.28 +39 15 09.4 |
|
| Date first |
2000 |
|
Date last |
2015 |
|
Obs |
7 |
|
| Pa first |
74 |
|
Pa last |
74.1 |
|
P.A. Now (θ) |
74.1° |
|
| Sep first |
19.5 |
|
Sep last |
19.623 |
|
Sep. Now (ρ) |
19.623" |
|
| Mag pri |
11.40 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
2.6 |
|
Spectral class |
|
|
| Pri motion ra |
-015 |
|
Sec motion ra |
-017 |
|
| Pri motion dec |
-019 |
|
Sec motion dec |
-006 |
|
| Notes |
|
|
rPM=0.543
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3183-00145-1 |
|
Gaia DR2 |
1953852709681498624 |
|
