20242+2958 FMR 87 AC
20h 24m 10.74s +29° 58' 00.7" P.A. 117.00 sep 7.8 mag 9.89, Sp F2 dist. 236.41 pc (771.17 l.y.)
| Coord 2000 |
20242+2958 |
|
Discov num |
FMR 87 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 24 10.74 +29 58 00.7 |
|
| Date first |
1997 |
|
Date last |
2011 |
|
Obs |
3 |
|
| Pa first |
114 |
|
Pa last |
116.5 |
|
P.A. Now (θ) |
116.5° |
|
| Sep first |
8.2 |
|
Sep last |
7.793 |
|
Sep. Now (ρ) |
7.793" |
|
| Mag pri |
9.89 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
F2 (yellow-white) |
|
| Pri motion ra |
+023 |
|
Sec motion ra |
|
|
| Pri motion dec |
+004 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20242+2958 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 334260 |
88630 |
20 24 11 +29 58 01 |
HDS 2916 Aa,Ab |
1991 |
1 |
223 |
0.2 |
9.89 |
10.74 |
0.85 |
|
|
| Show |
|
88630 |
20 24 11 +29 58 01 |
FMR 87 AB |
2016 |
8 |
50 |
1.4 |
9.89 |
|
|
|
|
| Show |
|
88630 |
20 24 11 +29 58 01 |
FMR 87 AC |
2011 |
3 |
117 |
7.8 |
9.89 |
|
|
|
<=== |
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
88630 |
|
HIP |
100620 |
|
Tycho2 |
2168-00295-1 |
|
| HD |
334260 |
|
BD |
BD+29 4023 |
|
Distance |
236.41 |
|
Distance ly |
771.17 |
|
