21434+5526 ES 1010
21h 43m 21.85s +55° 26' 41.1" P.A. 104.00 sep 2.1 mag 10.71,11.50 Sp B8
| Coord 2000 |
21434+5526 |
|
Discov num |
ES 1010 |
|
Comp |
|
|
Coord arcsec 2000 |
21 43 21.85 +55 26 41.1 |
|
| Date first |
1910 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
107 |
|
Pa last |
103.8 |
|
P.A. Now (θ) |
103.8° |
|
| Sep first |
2.5 |
|
Sep last |
2.058 |
|
Sep. Now (ρ) |
2.058" |
|
| Mag pri |
10.71 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.79 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
+001 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3971-01421-1 |
|
Gaia DR2 |
2174967968360864640 |
|
