20291+0135 GWP2956AB

 
 
20h 29m 08.61s +01 35' 14.8" P.A. 250 sep 16.5 mag 15.60,18.20 dist. 114.68 pc (374.09 l.y.)
 
 
Coord 2000
20291+0135
Discov num
GWP2956
Comp
AB
Coord arcsec 2000
20 29 08.61 +01 35 14.8
Date first
1988
Date last
2015
Obs
3
Pa first
250
Pa last
250
P.A. Now (θ)
250°
Sep first
16.8
Sep last
16.5
Sep. Now (ρ)
16.5"
Mag pri
15.60
Mag sec
18.20
delta mag (ΔM)
2.6
Spectral class
Pri motion ra
-010
Sec motion ra
-014
Pri motion dec
-066
Sec motion dec
-066
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.495
This double is physical.
 
 
20291+0135 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20291+0135 GWP2956 AB 1988 2015 3 250 16.5 15.60 18.20 2.60 <===
Show 20291+0135 GWP2957 AC 1988 2015 4 258 172.4 15.60 15.20 0.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
G0V
Constellation
Aquarius
SAO
165149
HIP
111234
Tycho2
5817-00203-1
HD
213510
BD
BD-14 6301
Distance
114.68
Distance ly
374.09
last precise pa
249.9
last precise sep
16.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20291+0135 GWP2956 AB 2000 2 250 16.5 15.60 18.20 V R 202908.61+013514.8
20291+0135 GWP2956 AB 2015 3 250 16.5 15.60 18.20 V R 202908.61+013514.8

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