17231-3407 DAW 73 (HD 157156)
17h 23m 07.13s -34° 07' 06.1" P.A. 40.00 sep 1.1 mag 9.87,10.74 Sp B3III(p)
| Coord 2000 |
17231-3407 |
|
Discov num |
DAW 73 |
|
Comp |
|
|
Coord arcsec 2000 |
17 23 07.13 -34 07 06.1 |
|
| Date first |
1920 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
43 |
|
Pa last |
40.2 |
|
P.A. Now (θ) |
40.2° |
|
| Sep first |
1.2 |
|
Sep last |
1.124 |
|
Sep. Now (ρ) |
1.124" |
|
| Mag pri |
9.87 |
|
Mag sec |
10.74 |
|
delta mag (ΔM) |
0.87 |
|
Spectral class |
B3III(p) (blue-white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 157156 |
|
Constellation |
Scorpius |
|
SAO |
208753 |
|
Tycho2 |
7370-00035-1 |
|
| Gaia DR2 |
5976105220365548160 |
|
HD |
157156 |
|
