22057+4121 HDS 3137 (HD 209902)
22h 05m 43.15s +41° 21' 08.4" P.A. 281.00 sep 0.6 mag 7.80,10.05 Sp B9 dist. 467.29 pc (1524.3 l.y.)
| Coord 2000 |
22057+4121 |
|
Discov num |
HDS3137 |
|
Comp |
|
|
Coord arcsec 2000 |
22 05 43.15 +41 21 08.4 |
|
| Date first |
1991 |
|
Date last |
1999 |
|
Obs |
3 |
|
| Pa first |
281 |
|
Pa last |
280.7 |
|
P.A. Now (θ) |
280.7° |
|
| Sep first |
0.7 |
|
Sep last |
0.638 |
|
Sep. Now (ρ) |
0.638" |
|
| Mag pri |
7.80 |
|
Mag sec |
10.05 |
|
delta mag (ΔM) |
2.25 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
-002 |
|
| Pri motion dec |
-004 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 209902 |
|
Constellation |
Lacerta |
|
SAO |
51636 |
|
HIP |
109071 |
|
| Tycho2 |
3206-01502-1 |
|
Gaia DR2 |
1959780623544886656 |
|
HD |
209902 |
|
BD |
BD+40 4722 |
|
| Distance |
467.29 |
|
Distance ly |
1524.3 |
|
