21031+1434 A 1689 (HD 200452)
21h 03m 08.35s +14° 34' 20.5" P.A. 341.00 sep 2.4 mag 10.41,10.85 Sp F2V
| Coord 2000 |
21031+1434 |
|
Discov num |
A 1689 |
|
Comp |
|
|
Coord arcsec 2000 |
21 03 08.35 +14 34 20.5 |
|
| Date first |
1907 |
|
Date last |
2018 |
|
Obs |
20 |
|
| Pa first |
339 |
|
Pa last |
340.8 |
|
P.A. Now (θ) |
340.8° |
|
| Sep first |
2.3 |
|
Sep last |
2.43 |
|
Sep. Now (ρ) |
2.43" |
|
| Mag pri |
10.41 |
|
Mag sec |
10.85 |
|
delta mag (ΔM) |
0.44 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
+003 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-009 |
|
Sec motion dec |
-009 |
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 200452 |
|
Constellation |
Delphinus |
|
Tycho2 |
1115-00052-1 |
|
Gaia DR2 |
1760170850230773760 |
|
| HD |
200452 |
|
ADS |
14581 |
|
