21151+4257 COU 2300 (HD 202520)
21h 15m 05.11s +42° 57' 09.4" P.A. 263.00 sep 0.3 mag 8.93,9.52 Sp F8
| Coord 2000 |
21151+4257 |
|
Discov num |
COU2300 |
|
Comp |
|
|
Coord arcsec 2000 |
21 15 05.11 +42 57 09.4 |
|
| Date first |
1985 |
|
Date last |
2014 |
|
Obs |
9 |
|
| Pa first |
277 |
|
Pa last |
263 |
|
P.A. Now (θ) |
263° |
|
| Sep first |
0.4 |
|
Sep last |
0.327 |
|
Sep. Now (ρ) |
0.327" |
|
| Mag pri |
8.93 |
|
Mag sec |
9.52 |
|
delta mag (ΔM) |
0.59 |
|
Spectral class |
F8 (yellow-white) |
|
| Pri motion ra |
+014 |
|
Sec motion ra |
+014 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 202520 |
|
Constellation |
Cygnus |
|
SAO |
50614 |
|
Tycho2 |
3177-00617-1 |
|
| Gaia DR2 |
1969913177258213504 |
|
HD |
202520 |
|
