17554-2311 RST 3135 (HD 313439)
17h 55m 24.50s -23° 11' 23.5" P.A. 81.00 sep 0.5 mag 10.87,11.04 Sp B3
Coord 2000 |
17554-2311 |
|
Discov num |
RST3135 |
|
Comp |
|
|
Coord arcsec 2000 |
17 55 24.50 -23 11 23.5 |
|
Date first |
1935 |
|
Date last |
1991 |
|
Obs |
3 |
|
Pa first |
63 |
|
Pa last |
80.9 |
|
P.A. Now (θ) |
80.9° |
|
Sep first |
1.2 |
|
Sep last |
0.51 |
|
Sep. Now (ρ) |
0.51" |
|
Mag pri |
10.87 |
|
Mag sec |
11.04 |
|
delta mag (ΔM) |
0.17 |
|
Spectral class |
B3 (blue-white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-001 |
|
Sec motion dec |
-001 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 313439 |
|
Constellation |
Sagittarius |
|
Tycho2 |
6841-00013-1 |
|
Gaia DR2 |
4069385310031146624 |
|
HD |
313439 |
|