21012+7258 A 880
21h 01m 11.83s +72° 58' 26.4" P.A. 43.00 sep 0.3 mag 10.20,10.30 Sp K0
| Coord 2000 |
21012+7258 |
|
Discov num |
A 880 |
|
Comp |
|
|
Coord arcsec 2000 |
21 01 11.83 +72 58 26.4 |
|
| Date first |
1904 |
|
Date last |
1985 |
|
Obs |
6 |
|
| Pa first |
46 |
|
Pa last |
42.5 |
|
P.A. Now (θ) |
42.5° |
|
| Sep first |
0.4 |
|
Sep last |
0.28 |
|
Sep. Now (ρ) |
0.28" |
|
| Mag pri |
10.20 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
K0 (yellow-orange) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
|
|
| Pri motion dec |
-023 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4468-00142-1 |
|
Gaia DR2 |
2276599989941937664 |
|
