19080-1726 ARA 290 (HD 178105)
19h 07m 57.98s -17° 26' 03.8" P.A. 149.00 sep 13.3 mag 10.52,11.13 Sp B9.5V
| Coord 2000 |
19080-1726 |
|
Discov num |
ARA 290 |
|
Comp |
|
|
Coord arcsec 2000 |
19 07 57.98 -17 26 03.8 |
|
| Date first |
1916 |
|
Date last |
2017 |
|
Obs |
12 |
|
| Pa first |
150 |
|
Pa last |
148.7 |
|
P.A. Now (θ) |
148.7° |
|
| Sep first |
13.8 |
|
Sep last |
13.269 |
|
Sep. Now (ρ) |
13.269" |
|
| Mag pri |
10.52 |
|
Mag sec |
11.13 |
|
delta mag (ΔM) |
0.61 |
|
Spectral class |
B9.5V (blue-white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
-003 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=0.25 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 178105 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6287-01782-1 |
|
Gaia DR2 |
4087547455397876864 |
|
| HD |
178105 |
|
