18579-2524 B 2871 AB (HD 175757)
18h 57m 54.72s -25° 24' 04.6" P.A. 296.00 sep 14.7 mag 9.61,11.60 Sp F2/3III/
Coord 2000 |
18579-2524 |
|
Discov num |
B 2871 |
|
Comp |
AB |
|
Coord arcsec 2000 |
18 57 54.72 -25 24 04.6 |
|
Date first |
1909 |
|
Date last |
2022 |
|
Obs |
10 |
|
Pa first |
292 |
|
Pa last |
296.4 |
|
P.A. Now (θ) |
296.4° |
|
Sep first |
15.0 |
|
Sep last |
14.67 |
|
Sep. Now (ρ) |
14.67" |
|
Mag pri |
9.61 |
|
Mag sec |
11.60 |
|
delta mag (ΔM) |
1.99 |
|
Spectral class |
F2/3III/ (yellow-white) |
|
Pri motion ra |
-004 |
|
Sec motion ra |
+006 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
+008 |
|
Notes |
N
(See Notes) |
|
rPM=1.72
This double is not 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
Name |
HD 175757 |
|
Constellation |
Sagittarius |
|
SAO |
187508 |
|
Tycho2 |
6864-00155-1 |
|
Gaia DR2 |
4073967486042108160 |
|
HD |
175757 |
|