21037+3104 STT 427 (HD 200631)
21h 03m 39.87s +31° 03' 44.7" P.A. 153.00 sep 4.1 mag 7.83,10.80 Sp K2
| Coord 2000 |
21037+3104 |
|
Discov num |
STT 427 |
|
Comp |
|
|
Coord arcsec 2000 |
21 03 39.87 +31 03 44.7 |
|
| Date first |
1846 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
152 |
|
Pa last |
152.9 |
|
P.A. Now (θ) |
152.9° |
|
| Sep first |
5.3 |
|
Sep last |
4.129 |
|
Sep. Now (ρ) |
4.129" |
|
| Mag pri |
7.83 |
|
Mag sec |
10.80 |
|
delta mag (ΔM) |
2.97 |
|
Spectral class |
K2 (yellow-orange) |
|
| Pri motion ra |
+020 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 200631 |
|
Constellation |
Cygnus |
|
SAO |
70845 |
|
Tycho2 |
2701-01188-1 |
|
| Gaia DR2 |
1864643563190293120 |
|
HD |
200631 |
|
