19221-2931 SHY 753 AB (HD 181544)
19h 22m 03.77s -29° 31' 23.2" P.A. 227.00 sep 435.7 mag 7.16,7.16 Sp G0IV+G0IV dist. 50.97 pc (166.26 l.y.)
Coord 2000 |
19221-2931 |
|
Discov num |
SHY 753 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 22 03.77 -29 31 23.2 |
|
Date first |
1898 |
|
Date last |
1999 |
|
Obs |
14 |
|
Pa first |
228 |
|
Pa last |
227.2 |
|
P.A. Now (θ) |
227.2° |
|
Sep first |
435.6 |
|
Sep last |
435.719 |
|
Sep. Now (ρ) |
435.719" |
|
Mag pri |
7.16 |
|
Mag sec |
7.16 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
G0IV+G0IV (yellow/yellow) |
|
Pri motion ra |
+139 |
|
Sec motion ra |
+124 |
|
Pri motion dec |
+008 |
|
Sec motion dec |
-010 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.168 (< 0.3, Physical double)
This double is physical.
19221-2931 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
188025 |
19 22 04 -29 31 23 |
TOK 423 Aa,Ab |
2016 |
3 |
36 |
0.8 |
7.20 |
13.00 |
5.80 |
|
|
Show |
HD 181544 |
188025 |
19 22 04 -29 31 23 |
SHY 753 AB |
1999 |
14 |
227 |
435.7 |
7.16 |
7.16 |
0.00 |
|
<=== |
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 181544 |
|
Constellation |
Sagittarius |
|
SAO |
188025 |
|
HIP |
95203 |
|
Tycho2 |
6887-00845-1 |
|
Gaia DR2 |
6758629978021178112 |
|
HD |
181544 |
|
GC |
26699 |
|
CD |
CD-2916041 |
|
CP |
CP-29 6008 |
|
Distance |
50.97 |
|
Distance ly |
166.26 |
|