21031+0132 STF 2744 AC
21h 03m 03.09s +01° 31' 55.9" P.A. 99.00 sep 97.8 mag 6.76,12.90 Sp F7IV dist. 70.82 pc (231.01 l.y.)
| Coord 2000 |
21031+0132 |
|
Discov num |
STF2744 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 03 03.09 +01 31 55.9 |
|
| Date first |
1912 |
|
Date last |
2000 |
|
Obs |
3 |
|
| Pa first |
102 |
|
Pa last |
99.2 |
|
P.A. Now (θ) |
99.2° |
|
| Sep first |
87.6 |
|
Sep last |
97.78 |
|
Sep. Now (ρ) |
97.78" |
|
| Mag pri |
6.76 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
6.14 |
|
Spectral class |
F7IV (yellow-white) |
|
| Pri motion ra |
-111 |
|
Sec motion ra |
+012 |
|
| Pri motion dec |
-053 |
|
Sec motion dec |
-024 |
|
| Notes |
N
(See Notes) |
|
rPM=1.027
This double is not physical.
21031+0132 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 200375 |
126491 |
21 03 03 +01 31 56 |
STF 2744 AB |
2020 |
382 |
107 |
1.2 |
6.76 |
7.33 |
0.57 |
Y |
|
| Show |
|
126491 |
21 03 03 +01 31 56 |
STF 2744 AC |
2000 |
3 |
99 |
97.8 |
6.76 |
12.90 |
6.14 |
|
<=== |
| Show |
|
126491 |
21 03 03 +01 31 56 |
STF 2744 AD |
2011 |
3 |
300 |
73.9 |
6.76 |
14.30 |
7.54 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Aquarius |
|
SAO |
126491 |
|
HIP |
103892 |
|
Tycho2 |
0526-01953-1 |
|
| Gaia DR2 |
1729643738815644288 |
|
HD |
200375 |
|
HR |
8056 |
|
ADS |
14573 |
|
| BD |
BD+00 4648 |
|
Distance |
70.82 |
|
Distance ly |
231.01 |
|
