19048-3057 SEE 368 (HD 177138)
19h 04m 45.16s -30° 56' 55.1" P.A. 305.00 sep 16.7 mag 8.77,11.80 Sp B8V+B7V
| Coord 2000 |
19048-3057 |
|
Discov num |
SEE 368 |
|
Comp |
|
|
Coord arcsec 2000 |
19 04 45.16 -30 56 55.1 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
306 |
|
Pa last |
304.6 |
|
P.A. Now (θ) |
304.6° |
|
| Sep first |
16.9 |
|
Sep last |
16.715 |
|
Sep. Now (ρ) |
16.715" |
|
| Mag pri |
8.77 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
3.03 |
|
Spectral class |
B8V+B7V (blue-white/blue-white) |
|
| Pri motion ra |
-005 |
|
Sec motion ra |
-010 |
|
| Pri motion dec |
-006 |
|
Sec motion dec |
-003 |
|
| Notes |
Y
(Parallax indicates components are non-physical) |
|
rPM=0.559
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 177138 |
|
Constellation |
Sagittarius |
|
SAO |
210894 |
|
Tycho2 |
7410-02809-1 |
|
| Gaia DR2 |
6757502604955228800 |
|
HD |
177138 |
|
