18080-1637 RST 3996 (HD 165704)
18h 07m 58.55s -16° 37' 04.9" P.A. 90.00 sep 0.2 mag 9.80,9.80 Sp B9IV/V
| Coord 2000 |
18080-1637 |
|
Discov num |
RST3996 |
|
Comp |
|
|
Coord arcsec 2000 |
18 07 58.55 -16 37 04.9 |
|
| Date first |
1937 |
|
Date last |
2018 |
|
Obs |
7 |
|
| Pa first |
79 |
|
Pa last |
90.4 |
|
P.A. Now (θ) |
90.4° |
|
| Sep first |
0.2 |
|
Sep last |
0.162 |
|
Sep. Now (ρ) |
0.162" |
|
| Mag pri |
9.80 |
|
Mag sec |
9.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
B9IV/V (blue-white) |
|
| Pri motion ra |
-011 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
|
Sec motion dec |
|
|
| Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 165704 |
|
Constellation |
Sagittarius |
|
SAO |
161096 |
|
Tycho2 |
6251-00371-1 |
|
| Gaia DR2 |
4144142617415812736 |
|
HD |
165704 |
|
