21542+3953 HJ 1703 (HD 208275)
21h 54m 10.27s +39° 52' 37.9" P.A. 82.00 sep 8.9 mag 9.39,12.15 Sp A5 dist. 990.1 pc (3229.71 l.y.)
| Coord 2000 |
21542+3953 |
|
Discov num |
HJ 1703 |
|
Comp |
|
|
Coord arcsec 2000 |
21 54 10.27 +39 52 37.9 |
|
| Date first |
1828 |
|
Date last |
2016 |
|
Obs |
21 |
|
| Pa first |
90 |
|
Pa last |
81.6 |
|
P.A. Now (θ) |
81.6° |
|
| Sep first |
5.0 |
|
Sep last |
8.914 |
|
Sep. Now (ρ) |
8.914" |
|
| Mag pri |
9.39 |
|
Mag sec |
12.15 |
|
delta mag (ΔM) |
2.76 |
|
Spectral class |
A5 (white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-008 |
|
| Notes |
|
|
rPM=0.437
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 208275 |
|
Constellation |
Cygnus |
|
SAO |
71814 |
|
HIP |
108101 |
|
| Tycho2 |
3189-01810-1 |
|
Gaia DR2 |
1959362813425224320 |
|
HD |
208275 |
|
BD |
BD+39 4703 |
|
| Distance |
990.1 |
|
Distance ly |
3229.71 |
|
