22313+5017 BU 703 (Alp Lac)
22h 31m 17.38s +50° 16' 56.8" P.A. 286.00 sep 46.7 mag 3.77,11.80 Sp A1V dist. 31.46 pc (102.62 l.y.)
| Coord 2000 |
22313+5017 |
|
Discov num |
BU 703 |
|
Comp |
|
|
Coord arcsec 2000 |
22 31 17.38 +50 16 56.8 |
|
| Date first |
1878 |
|
Date last |
2014 |
|
Obs |
18 |
|
| Pa first |
299 |
|
Pa last |
286.2 |
|
P.A. Now (θ) |
286.2° |
|
| Sep first |
30.2 |
|
Sep last |
46.683 |
|
Sep. Now (ρ) |
46.683" |
|
| Mag pri |
3.77 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
8.03 |
|
Spectral class |
A1V (white) |
|
| Pri motion ra |
+138 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
+017 |
|
Sec motion dec |
+005 |
|
| Notes |
N
L
U
(See Notes, Linear solution, Proper motion indicates non-physical) |
|
rPM=0.975
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
Alp Lac |
|
Constellation |
Lacerta |
|
SAO |
34542 |
|
HIP |
111169 |
|
| Tycho2 |
3628-03193-1 |
|
Gaia DR2 |
1988193348339562880 |
|
HD |
213558 |
|
HR |
8585 |
|
| GC |
31471 |
|
ADS |
16021 |
|
BD |
BD+49 3875 |
|
Bayer |
Alpha Lacertae |
|
| Bayer name |
Alp Lac |
|
Flamsteed |
7 Lacertae |
|
Flamsteed name |
7 Lac |
|
FK5 |
848 |
|
| Distance |
31.46 |
|
Distance ly |
102.62 |
|
Bayer greek |
α Lac |
|
