18353-2205 WNO 22 (V4400 Sgr)
18h 35m 20.47s -22° 05' 27.4" P.A. 269.00 sep 11.4 mag 8.09,11.63 Sp B2Vnne dist. 418.41 pc (1364.85 l.y.)
Coord 2000 |
18353-2205 |
|
Discov num |
WNO 22 |
|
Comp |
|
|
Coord arcsec 2000 |
18 35 20.47 -22 05 27.4 |
|
Date first |
1921 |
|
Date last |
2015 |
|
Obs |
15 |
|
Pa first |
268 |
|
Pa last |
269.4 |
|
P.A. Now (θ) |
269.4° |
|
Sep first |
9.8 |
|
Sep last |
11.436 |
|
Sep. Now (ρ) |
11.436" |
|
Mag pri |
8.09 |
|
Mag sec |
11.63 |
|
delta mag (ΔM) |
3.54 |
|
Spectral class |
B2Vnne (blue-white) |
|
Pri motion ra |
+002 |
|
Sec motion ra |
+012 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=0.76
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Var name |
V4400 Sgr |
|
Constellation |
Sagittarius |
|
SAO |
187010 |
|
HIP |
91130 |
|
Tycho2 |
6279-00380-3 |
|
Gaia DR2 |
4079494769740363136 |
|
HD |
171348 |
|
BD |
BD-22 4790 |
|
CD |
CD-2213117 |
|
Distance |
418.41 |
|
Distance ly |
1364.85 |
|