18098-2203 RST 3158 (HD 166054)
18h 09m 48.61s -22° 03' 22.5" P.A. 136.00 sep 0.4 mag 9.67,9.97 Sp B3
| Coord 2000 |
18098-2203 |
|
Discov num |
RST3158 |
|
Comp |
|
|
Coord arcsec 2000 |
18 09 48.61 -22 03 22.5 |
|
| Date first |
1930 |
|
Date last |
1991 |
|
Obs |
11 |
|
| Pa first |
138 |
|
Pa last |
135.8 |
|
P.A. Now (θ) |
135.8° |
|
| Sep first |
0.5 |
|
Sep last |
0.36 |
|
Sep. Now (ρ) |
0.36" |
|
| Mag pri |
9.67 |
|
Mag sec |
9.97 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
B3 (blue-white) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 166054 |
|
Constellation |
Sagittarius |
|
SAO |
186384 |
|
Tycho2 |
6276-00188-1 |
|
| Gaia DR2 |
4069749793797276800 |
|
HD |
166054 |
|
