18368-2617 RST 3187 AC
18h 36m 48.23s -26° 17' 21.6" P.A. 41.00 sep 12.7 mag 8.47,13.80 Sp G3V+M dist. 46.43 pc (151.45 l.y.)
Coord 2000 |
18368-2617 |
|
Discov num |
RST3187 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 36 48.23 -26 17 21.6 |
|
Date first |
1950 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
41 |
|
Pa last |
41.2 |
|
P.A. Now (θ) |
41.2° |
|
Sep first |
13.1 |
|
Sep last |
12.725 |
|
Sep. Now (ρ) |
12.725" |
|
Mag pri |
8.47 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
5.33 |
|
Spectral class |
G3V+M (yellow/red) |
|
Pri motion ra |
-043 |
|
Sec motion ra |
|
|
Pri motion dec |
-040 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
18368-2617 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 171595 |
187041 |
18 36 48 -26 17 22 |
RST 3187 AB |
2021 |
24 |
201 |
0.1 |
8.47 |
8.96 |
0.49 |
Y |
|
Show |
|
187041 |
18 36 48 -26 17 22 |
RST 3187 AC |
2015 |
9 |
41 |
12.7 |
8.47 |
13.80 |
5.33 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
SAO |
187041 |
|
HIP |
91253 |
|
Tycho2 |
6866-00039-1 |
|
Gaia DR2 |
4075912835700087424 |
|
HD |
171595 |
|
CD |
CD-2613320 |
|
CP |
CP-26 6518 |
|
Distance |
46.43 |
|
Distance ly |
151.45 |
|