18579-2524 SIN 112 AC
18h 57m 54.72s -25° 24' 04.6" P.A. 94.00 sep 54.3 mag 9.61,13.34 Sp F2/3III/
Coord 2000 |
18579-2524 |
|
Discov num |
SIN 112 |
|
Comp |
AC |
|
Coord arcsec 2000 |
18 57 54.72 -25 24 04.6 |
|
Date first |
1987 |
|
Date last |
2022 |
|
Obs |
5 |
|
Pa first |
95 |
|
Pa last |
94.3 |
|
P.A. Now (θ) |
94.3° |
|
Sep first |
54.4 |
|
Sep last |
54.34 |
|
Sep. Now (ρ) |
54.34" |
|
Mag pri |
9.61 |
|
Mag sec |
13.34 |
|
delta mag (ΔM) |
3.73 |
|
Spectral class |
F2/3III/ (yellow-white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-007 |
|
Notes |
N
(See Notes) |
|
rPM=0.186 (< 0.3, Physical double)
This double is physical.
18579-2524 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 175757 |
187508 |
18 57 55 -25 24 05 |
B 2871 AB |
2022 |
10 |
296 |
14.7 |
9.61 |
11.60 |
1.99 |
|
|
Show |
|
187508 |
18 57 55 -25 24 05 |
SIN 112 AC |
2022 |
5 |
94 |
54.3 |
9.61 |
13.34 |
3.73 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
SAO |
187508 |
|
Tycho2 |
6864-00155-1 |
|
Gaia DR2 |
4073967486042108160 |
|
HD |
175757 |
|