10287-2346 UC 1936AB

 
 
10h 28m 42.98s -23 45' 59.4" P.A. 110 sep 20.5 mag 9.80,14.20 Sp G2
 
 
Coord 2000
10287-2346
Discov num
UC 1936
Comp
AB
Coord arcsec 2000
10 28 42.98 -23 45 59.4
Date first
1998
Date last
2017
Obs
3
Pa first
110
Pa last
110
P.A. Now (θ)
110°
Sep first
21.0
Sep last
20.5
Sep. Now (ρ)
20.5"
Mag pri
9.80
Mag sec
14.20
delta mag (ΔM)
4.4
Spectral class
G2 (yellow)
Pri motion ra
-015
Sec motion ra
-021
Pri motion dec
-099
Sec motion dec
-105
Notes
V (Proper motion indicates physical)
rPM=0.079 (< 0.3, Physical double)
This double is physical.
 
 
10287-2346 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 178866 10287-2346 RST4929 Aa,Ab 1943 1979 5 58 0.3 10.40 10.40 0.00
Show 178866 10287-2346 UC 1936 AB 1998 2017 3 110 20.5 9.80 14.20 4.40 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
109.6
Precise sep
20.5
Constellation
Hydra
SAO
178866
Tycho2
6620-00059-1
last precise pa
109.6
last precise sep
20.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10287-2346 UC 1936 AB 1999 2 110 21.3 9.80 14.20 G2 V 102842.98-234559.4
10287-2346 UC 1936 AB 2000 2 110 21.1 9.80 14.20 G2 V 102842.98-234559.4
10287-2346 UC 1936 AB 2017 3 110 20.5 9.80 14.20 G2 V 102842.98-234559.4

If you need more information about this double, apply for a data request form to the WDS.