21330+2043 STF 2804 AC
21h 32m 58.30s +20° 42' 44.5" P.A. 103.00 sep 97.1 mag 7.70,12.51 Sp F5V dist. 56.53 pc (184.4 l.y.)
| Coord 2000 |
21330+2043 |
|
Discov num |
STF2804 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 32 58.30 +20 42 44.5 |
|
| Date first |
1894 |
|
Date last |
2013 |
|
Obs |
11 |
|
| Pa first |
107 |
|
Pa last |
102.6 |
|
P.A. Now (θ) |
102.6° |
|
| Sep first |
98.2 |
|
Sep last |
97.07 |
|
Sep. Now (ρ) |
97.07" |
|
| Mag pri |
7.70 |
|
Mag sec |
12.51 |
|
delta mag (ΔM) |
4.81 |
|
Spectral class |
F5V (yellow-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-041 |
|
Sec motion dec |
-001 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=0.976
This double is not physical.
21330+2043 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 205160 |
89792 |
21 32 58 +20 42 44 |
STF 2804 AB |
2022 |
288 |
359 |
3.4 |
7.70 |
8.04 |
0.34 |
Y |
|
| Show |
|
|
21 32 58 +20 42 44 |
STF 2804 AC |
2013 |
11 |
103 |
97.1 |
7.70 |
12.51 |
4.81 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Pegasus |
|
HIP |
106395 |
|
Tycho2 |
1676-00789-1 |
|
Gaia DR2 |
1787693589076214016 |
|
| HD |
205160 |
|
BD |
BD+20 4955 |
|
Distance |
56.53 |
|
Distance ly |
184.4 |
|
