21114+5737 MLR 590 (HD 202107)
21h 11m 24.18s +57° 37' 13.5" P.A. 7.00 sep 0.2 mag 8.19,9.73 Sp B8 dist. 793.65 pc (2588.89 l.y.)
| Coord 2000 |
21114+5737 |
|
Discov num |
MLR 590 |
|
Comp |
|
|
Coord arcsec 2000 |
21 11 24.18 +57 37 13.5 |
|
| Date first |
1980 |
|
Date last |
2008 |
|
Obs |
9 |
|
| Pa first |
18 |
|
Pa last |
7.1 |
|
P.A. Now (θ) |
7.1° |
|
| Sep first |
0.2 |
|
Sep last |
0.173 |
|
Sep. Now (ρ) |
0.173" |
|
| Mag pri |
8.19 |
|
Mag sec |
9.73 |
|
delta mag (ΔM) |
1.54 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 202107 |
|
Constellation |
Cepheus |
|
SAO |
33201 |
|
HIP |
104605 |
|
| Tycho2 |
3961-00361-1 |
|
Gaia DR2 |
2189576290314119936 |
|
HD |
202107 |
|
BD |
BD+57 2295 |
|
| Distance |
793.65 |
|
Distance ly |
2588.89 |
|
