20584+2619 HDS 2990 Aa,Ab
20h 58m 25.01s +26° 18' 30.5" P.A. 280.00 sep 0.1 mag 9.86,10.62 Sp G5
Coord 2000 |
20584+2619 |
|
Discov num |
HDS2990 |
|
Comp |
Aa,Ab |
|
Coord arcsec 2000 |
20 58 25.01 +26 18 30.5 |
|
Date first |
1991 |
|
Date last |
2014 |
|
Obs |
2 |
|
Pa first |
347 |
|
Pa last |
280.2 |
|
P.A. Now (θ) |
280.2° |
|
Sep first |
0.2 |
|
Sep last |
0.147 |
|
Sep. Now (ρ) |
0.147" |
|
Mag pri |
9.86 |
|
Mag sec |
10.62 |
|
delta mag (ΔM) |
0.76 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-013 |
|
Sec motion ra |
|
|
Pri motion dec |
-006 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
20584+2619 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 58 25 +26 18 30 |
HDS 2990 Aa,Ab |
2014 |
2 |
280 |
0.1 |
9.86 |
10.62 |
0.76 |
|
<=== |
Show |
|
|
20 58 25 +26 18 30 |
FMR 247 AB |
2012 |
4 |
52 |
2.5 |
9.86 |
10.62 |
0.76 |
|
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Vulpecula |
|
Tycho2 |
2180-00657-1 |
|