22557+3621 HJ 975 (HD 216831)
22h 55m 44.51s +36° 21' 05.0" P.A. 240.00 sep 52.1 mag 5.71,9.21 Sp B7III dist. 191.2 pc (623.69 l.y.)
| Coord 2000 |
22557+3621 |
|
Discov num |
HJ 975 |
|
Comp |
|
|
Coord arcsec 2000 |
22 55 44.51 +36 21 05.0 |
|
| Date first |
1827 |
|
Date last |
2013 |
|
Obs |
33 |
|
| Pa first |
235 |
|
Pa last |
239.7 |
|
P.A. Now (θ) |
239.7° |
|
| Sep first |
50.0 |
|
Sep last |
52.14 |
|
Sep. Now (ρ) |
52.14" |
|
| Mag pri |
5.71 |
|
Mag sec |
9.21 |
|
delta mag (ΔM) |
3.5 |
|
Spectral class |
B7III (blue-white) |
|
| Pri motion ra |
+020 |
|
Sec motion ra |
-011 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-008 |
|
| Notes |
N
(See Notes) |
|
rPM=1.571
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 216831 |
|
Constellation |
Lacerta |
|
SAO |
72851 |
|
HIP |
113222 |
|
| Tycho2 |
2761-00640-1 |
|
Gaia DR2 |
1915667396700823936 |
|
HD |
216831 |
|
HR |
8723 |
|
| GC |
31976 |
|
ADS |
16376 |
|
BD |
BD+35 4917 |
|
Distance |
191.2 |
|
| Distance ly |
623.69 |
|
