22312+5052 STF 2918 (HD 213557)
22h 31m 15.02s +50° 52' 20.4" P.A. 238.00 sep 1.7 mag 7.99,9.43 Sp A1V dist. 230.95 pc (753.36 l.y.)
| Coord 2000 |
22312+5052 |
|
Discov num |
STF2918 |
|
Comp |
|
|
Coord arcsec 2000 |
22 31 15.02 +50 52 20.4 |
|
| Date first |
1828 |
|
Date last |
2016 |
|
Obs |
24 |
|
| Pa first |
248 |
|
Pa last |
237.9 |
|
P.A. Now (θ) |
237.9° |
|
| Sep first |
1.8 |
|
Sep last |
1.656 |
|
Sep. Now (ρ) |
1.656" |
|
| Mag pri |
7.99 |
|
Mag sec |
9.43 |
|
delta mag (ΔM) |
1.44 |
|
Spectral class |
A1V (white) |
|
| Pri motion ra |
+019 |
|
Sec motion ra |
+019 |
|
| Pri motion dec |
+008 |
|
Sec motion dec |
+008 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 213557 |
|
Constellation |
Lacerta |
|
SAO |
34541 |
|
HIP |
111164 |
|
| Tycho2 |
3632-02011-1 |
|
Gaia DR2 |
2000325183546974720 |
|
HD |
213557 |
|
GC |
31470 |
|
| BD |
BD+50 3741 |
|
Distance |
230.95 |
|
Distance ly |
753.36 |
|
