12102-3104 RST1650

 
 
12h 10m 11.83s -31 04' 03.7" P.A. 83 sep 2.2 mag 10.06,14.60 Sp F5V
 
 
Coord 2000
12102-3104
Discov num
RST1650
Comp
Coord arcsec 2000
12 10 11.83 -31 04 03.7
Date first
1931
Date last
1945
Obs
3
Pa first
81
Pa last
83
P.A. Now (θ)
83°
Sep first
2.1
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
10.06
Mag sec
14.60
delta mag (ΔM)
4.54
Spectral class
F5V (yellow-white)
Pri motion ra
+041
Sec motion ra
Pri motion dec
-036
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
82.7
Precise sep
2.19
Cdsa2 id
RST 1650
Constellation
Hydra
SAO
203186
Tycho2
7232-00995-1
HD
105711
Ra deg
12.169952777777777
De deg
-31.067694444444445
last precise pa
82.7
last precise sep
2.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12102-3104 RST1650 1945 3 83 2.2 10.06 14.60 F5V 121011.83-310403.7

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