21561+6539 HU 974
21h 56m 06.27s +65° 39' 26.4" P.A. 101.00 sep 4.5 mag 9.26,12.70 Sp F0
| Coord 2000 |
21561+6539 |
|
Discov num |
HU 974 |
|
Comp |
|
|
Coord arcsec 2000 |
21 56 06.27 +65 39 26.4 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
105 |
|
Pa last |
101.1 |
|
P.A. Now (θ) |
101.1° |
|
| Sep first |
4.5 |
|
Sep last |
4.495 |
|
Sep. Now (ρ) |
4.495" |
|
| Mag pri |
9.26 |
|
Mag sec |
12.70 |
|
delta mag (ΔM) |
3.44 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
4274-01915-1 |
|
Gaia DR2 |
2219203318312792704 |
|
