17555-4759 B 1873 (HD 162842)
17h 55m 31.08s -47° 58' 44.3" P.A. 342.00 sep 0.2 mag 8.80,9.20 Sp A0V
Coord 2000 |
17555-4759 |
|
Discov num |
B 1873 |
|
Comp |
|
|
Coord arcsec 2000 |
17 55 31.08 -47 58 44.3 |
|
Date first |
1931 |
|
Date last |
2010 |
|
Obs |
7 |
|
Pa first |
174 |
|
Pa last |
342.3 |
|
P.A. Now (θ) |
342.3° |
|
Sep first |
0.3 |
|
Sep last |
0.173 |
|
Sep. Now (ρ) |
0.173" |
|
Mag pri |
8.80 |
|
Mag sec |
9.20 |
|
delta mag (ΔM) |
0.4 |
|
Spectral class |
A0V (white) |
|
Pri motion ra |
+003 |
|
Sec motion ra |
|
|
Pri motion dec |
-023 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 162842 |
|
Constellation |
Ara |
|
SAO |
228543 |
|
Tycho2 |
8348-02326-1 |
|
Gaia DR2 |
5947818046063280896 |
|
HD |
162842 |
|
DM |
CP-47 8570 |
|