18224-0505 RST 4586 (HD 168916)
18h 22m 24.92s -05° 04' 48.8" P.A. 70.00 sep 0.2 mag 10.30,10.50 Sp B9
| Coord 2000 |
18224-0505 |
|
Discov num |
RST4586 |
|
Comp |
|
|
Coord arcsec 2000 |
18 22 24.92 -05 04 48.8 |
|
| Date first |
1938 |
|
Date last |
1950 |
|
Obs |
3 |
|
| Pa first |
76 |
|
Pa last |
70.4 |
|
P.A. Now (θ) |
70.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.19 |
|
Sep. Now (ρ) |
0.19" |
|
| Mag pri |
10.30 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-011 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 168916 |
|
Constellation |
Scutum |
|
SAO |
142252 |
|
Tycho2 |
5106-00392-1 |
|
| Gaia DR2 |
4161311384085092992 |
|
HD |
168916 |
|