21306+5954 HJ 3038
21h 30m 33.11s +59° 54' 16.1" P.A. 112.00 sep 17.2 mag 10.00,11.80 Sp K2III
| Coord 2000 |
21306+5954 |
|
Discov num |
HJ 3038 |
|
Comp |
|
|
Coord arcsec 2000 |
21 30 33.11 +59 54 16.1 |
|
| Date first |
1831 |
|
Date last |
2016 |
|
Obs |
11 |
|
| Pa first |
109 |
|
Pa last |
112.4 |
|
P.A. Now (θ) |
112.4° |
|
| Sep first |
15.0 |
|
Sep last |
17.166 |
|
Sep. Now (ρ) |
17.166" |
|
| Mag pri |
10.00 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
K2III (yellow-orange) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+009 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=0.721
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cepheus |
|
Tycho2 |
3978-00439-1 |
|
Gaia DR2 |
2191711095215788928 |
|
