17498-4744 RST 950 (HD 161780)
17h 49m 50.65s -47° 43' 34.3" P.A. 154.00 sep 1.6 mag 10.97,11.33 Sp A2/3V
Coord 2000 |
17498-4744 |
|
Discov num |
RST 950 |
|
Comp |
|
|
Coord arcsec 2000 |
17 49 50.65 -47 43 34.3 |
|
Date first |
1930 |
|
Date last |
2016 |
|
Obs |
4 |
|
Pa first |
154 |
|
Pa last |
154.3 |
|
P.A. Now (θ) |
154.3° |
|
Sep first |
1.5 |
|
Sep last |
1.617 |
|
Sep. Now (ρ) |
1.617" |
|
Mag pri |
10.97 |
|
Mag sec |
11.33 |
|
delta mag (ΔM) |
0.36 |
|
Spectral class |
A2/3V (white) |
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-003 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 161780 |
|
Constellation |
Ara |
|
Tycho2 |
8348-01805-2 |
|
Gaia DR2 |
5947965831614890240 |
|
HD |
161780 |
|