21555+6519 STT 457 (NSV13966)
21h 55m 30.99s +65° 19' 14.9" P.A. 246.00 sep 1.4 mag 6.01,8.17 Sp B2.5Ve dist. 314.47 pc (1025.8 l.y.)
| Coord 2000 |
21555+6519 |
|
Discov num |
STT 457 |
|
Comp |
|
|
Coord arcsec 2000 |
21 55 30.99 +65 19 14.9 |
|
| Date first |
1847 |
|
Date last |
2016 |
|
Obs |
34 |
|
| Pa first |
243 |
|
Pa last |
246.4 |
|
P.A. Now (θ) |
246.4° |
|
| Sep first |
1.1 |
|
Sep last |
1.357 |
|
Sep. Now (ρ) |
1.357" |
|
| Mag pri |
6.01 |
|
Mag sec |
8.17 |
|
delta mag (ΔM) |
2.16 |
|
Spectral class |
B2.5Ve (blue-white) |
|
| Pri motion ra |
+011 |
|
Sec motion ra |
+011 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV13966 |
|
Constellation |
Cepheus |
|
SAO |
19742 |
|
HIP |
108226 |
|
| Tycho2 |
4270-03600-1 |
|
Gaia DR2 |
2219161021474452736 |
|
HD |
208682 |
|
HR |
8375 |
|
| GC |
30712 |
|
ADS |
15467 |
|
BD |
BD+64 1607 |
|
Distance |
314.47 |
|
| Distance ly |
1025.8 |
|
