18407-2139 RST 5122
18h 40m 42.84s -21° 39' 29.0" P.A. 189.00 sep 2.1 mag 8.85,14.40 Sp G2V
| Coord 2000 |
18407-2139 |
|
Discov num |
RST5122 |
|
Comp |
|
|
Coord arcsec 2000 |
18 40 42.84 -21 39 29.0 |
|
| Date first |
1941 |
|
Date last |
2016 |
|
Obs |
3 |
|
| Pa first |
188 |
|
Pa last |
188.6 |
|
P.A. Now (θ) |
188.6° |
|
| Sep first |
1.7 |
|
Sep last |
2.086 |
|
Sep. Now (ρ) |
2.086" |
|
| Mag pri |
8.85 |
|
Mag sec |
14.40 |
|
delta mag (ΔM) |
5.55 |
|
Spectral class |
G2V (yellow) |
|
| Pri motion ra |
-030 |
|
Sec motion ra |
|
|
| Pri motion dec |
+000 |
|
Sec motion dec |
|
|
| Notes |
S
(Parallax indidates non-physical) |
|
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Sagittarius |
|
SAO |
187121 |
|
Tycho2 |
6292-01628-1 |
|
Gaia DR2 |
4079593141648575104 |
|
| HD |
172371 |
|