17590-1754 TDS 894 (HD 312381)
17h 58m 58.54s -17° 54' 23.7" P.A. 13.00 sep 1.3 mag 11.13,11.52 Sp A0
| Coord 2000 |
17590-1754 |
|
Discov num |
TDS 894 |
|
Comp |
|
|
Coord arcsec 2000 |
17 58 58.54 -17 54 23.7 |
|
| Date first |
1991 |
|
Date last |
2015 |
|
Obs |
3 |
|
| Pa first |
13 |
|
Pa last |
12.7 |
|
P.A. Now (θ) |
12.7° |
|
| Sep first |
1.2 |
|
Sep last |
1.264 |
|
Sep. Now (ρ) |
1.264" |
|
| Mag pri |
11.13 |
|
Mag sec |
11.52 |
|
delta mag (ΔM) |
0.39 |
|
Spectral class |
A0 (white) |
|
| Pri motion ra |
+000 |
|
Sec motion ra |
+000 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+001 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 312381 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6254-01050-1 |
|
Gaia DR2 |
4143756379577539584 |
|
| HD |
312381 |
|
