17487-3457 B 1340 (HD 161740)
17h 48m 44.62s -34° 56' 53.1" P.A. 214.00 sep 0.8 mag 9.20,11.20 Sp A2IV
| Coord 2000 |
17487-3457 |
|
Discov num |
B 1340 |
|
Comp |
|
|
Coord arcsec 2000 |
17 48 44.62 -34 56 53.1 |
|
| Date first |
1929 |
|
Date last |
1951 |
|
Obs |
3 |
|
| Pa first |
207 |
|
Pa last |
214.3 |
|
P.A. Now (θ) |
214.3° |
|
| Sep first |
0.7 |
|
Sep last |
0.82 |
|
Sep. Now (ρ) |
0.82" |
|
| Mag pri |
9.20 |
|
Mag sec |
11.20 |
|
delta mag (ΔM) |
2 |
|
Spectral class |
A2IV (white) |
|
| Pri motion ra |
-001 |
|
Sec motion ra |
|
|
| Pri motion dec |
-003 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 161740 |
|
Constellation |
Scorpius |
|
SAO |
209287 |
|
Tycho2 |
7385-01288-1 |
|
| Gaia DR2 |
4041523268732610688 |
|
HD |
161740 |
|