22115+3205 HO 178 AB (HD 210684)
22h 11m 28.36s +32° 05' 09.9" P.A. 221.00 sep 3.4 mag 7.40,11.16 Sp F0 dist. 121.8 pc (397.31 l.y.)
| Coord 2000 |
22115+3205 |
|
Discov num |
HO 178 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 11 28.36 +32 05 09.9 |
|
| Date first |
1881 |
|
Date last |
2019 |
|
Obs |
17 |
|
| Pa first |
224 |
|
Pa last |
220.9 |
|
P.A. Now (θ) |
220.9° |
|
| Sep first |
3.6 |
|
Sep last |
3.39 |
|
Sep. Now (ρ) |
3.39" |
|
| Mag pri |
7.40 |
|
Mag sec |
11.16 |
|
delta mag (ΔM) |
3.76 |
|
Spectral class |
F0 (yellow-white) |
|
| Pri motion ra |
+047 |
|
Sec motion ra |
+045 |
|
| Pri motion dec |
+009 |
|
Sec motion dec |
+007 |
|
| Notes |
W
|
|
rPM=0.059 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 210684 |
|
Constellation |
Pegasus |
|
SAO |
72108 |
|
HIP |
109552 |
|
| Tycho2 |
2724-00393-1 |
|
HD |
210684 |
|
BD |
BD+31 4647 |
|
Distance |
121.8 |
|
| Distance ly |
397.31 |
|
