21156+7836 STF 2796 (HD 203516)
21h 15m 35.69s +78° 35' 53.6" P.A. 42.00 sep 26.7 mag 7.43,9.56 Sp A3V dist. 278.55 pc (908.63 l.y.)
| Coord 2000 |
21156+7836 |
|
Discov num |
STF2796 |
|
Comp |
|
|
Coord arcsec 2000 |
21 15 35.69 +78 35 53.6 |
|
| Date first |
1782 |
|
Date last |
2018 |
|
Obs |
49 |
|
| Pa first |
44 |
|
Pa last |
41.5 |
|
P.A. Now (θ) |
41.5° |
|
| Sep first |
22.6 |
|
Sep last |
26.65 |
|
Sep. Now (ρ) |
26.65" |
|
| Mag pri |
7.43 |
|
Mag sec |
9.56 |
|
delta mag (ΔM) |
2.13 |
|
Spectral class |
A3V (white) |
|
| Pri motion ra |
+010 |
|
Sec motion ra |
+017 |
|
| Pri motion dec |
+005 |
|
Sec motion dec |
+013 |
|
| Notes |
N
(See Notes) |
|
rPM=0.497
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 203516 |
|
Constellation |
Cepheus |
|
SAO |
10010 |
|
HIP |
104957 |
|
| Tycho2 |
4590-01236-1 |
|
Gaia DR2 |
2284849213368971776 |
|
HD |
203516 |
|
GC |
29825 |
|
| ADS |
14845 |
|
DM |
BD+77 812 |
|
BD |
BD+77 811 |
|
Distance |
278.55 |
|
| Distance ly |
908.63 |
|
