21541+1803 SKF 2182 (HD 208157)
21h 54m 06.56s +18° 03' 23.9" P.A. 326.00 sep 74.9 mag 8.54,8.76 Sp A3+A3m dist. 258.4 pc (842.9 l.y.)
| Coord 2000 |
21541+1803 |
|
Discov num |
SKF2182 |
|
Comp |
|
|
Coord arcsec 2000 |
21 54 06.56 +18 03 23.9 |
|
| Date first |
1913 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
326 |
|
Pa last |
326 |
|
P.A. Now (θ) |
326° |
|
| Sep first |
75.3 |
|
Sep last |
74.899 |
|
Sep. Now (ρ) |
74.899" |
|
| Mag pri |
8.54 |
|
Mag sec |
8.76 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
A3+A3m (white/white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-005 |
|
| Pri motion dec |
-010 |
|
Sec motion dec |
-010 |
|
| Notes |
V
(Proper motion indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 208157 |
|
Constellation |
Pegasus |
|
SAO |
107482 |
|
HIP |
108094 |
|
| Tycho2 |
1683-01461-1 |
|
Gaia DR2 |
1779232640941048192 |
|
HD |
208157 |
|
BD |
BD+17 4652 |
|
| Distance |
258.4 |
|
Distance ly |
842.9 |
|