17375-3747 COO 216 AB,C (HD 159632)
17h 37m 30.32s -37° 46' 54.9" P.A. 194.00 sep 13.9 mag 7.71,9.04 Sp F2V
| Coord 2000 |
17375-3747 |
|
Discov num |
COO 216 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
17 37 30.32 -37 46 54.9 |
|
| Date first |
1912 |
|
Date last |
2013 |
|
Obs |
12 |
|
| Pa first |
194 |
|
Pa last |
193.5 |
|
P.A. Now (θ) |
193.5° |
|
| Sep first |
13.7 |
|
Sep last |
13.86 |
|
Sep. Now (ρ) |
13.86" |
|
| Mag pri |
7.71 |
|
Mag sec |
9.04 |
|
delta mag (ΔM) |
1.33 |
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
+025 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
+005 |
|
| Notes |
|
|
rPM=0.304
Nature of this double is uncertain.
17375-3747 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
209038 |
17 37 30 -37 46 55 |
B 915 AB |
2020 |
17 |
328 |
0.2 |
8.60 |
8.80 |
0.20 |
Y |
|
| Show |
HD 159632 |
209038 |
17 37 30 -37 46 55 |
COO 216 AB,C |
2013 |
12 |
194 |
13.9 |
7.71 |
9.04 |
1.33 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 159632 |
|
Constellation |
Scorpius |
|
SAO |
209038 |
|
Tycho2 |
7884-02842-1 |
|
| HD |
159632 |
|
