12239-2812 SKF1120

 
 
12h 23m 52.57s -28 12' 03.7" P.A. 272 sep 16.5 mag 10.70,15.08 Sp F3Ve
 
 
Coord 2000
12239-2812
Discov num
SKF1120
Comp
Coord arcsec 2000
12 23 52.57 -28 12 03.7
Date first
1975
Date last
2015
Obs
8
Pa first
271
Pa last
272
P.A. Now (θ)
272°
Sep first
16.2
Sep last
16.5
Sep. Now (ρ)
16.5"
Mag pri
10.70
Mag sec
15.08
delta mag (ΔM)
4.38
Spectral class
F3Ve (yellow-white)
Pri motion ra
-080
Sec motion ra
-091
Pri motion dec
-023
Sec motion dec
-025
Notes
V (Proper motion indicates physical)
rPM=0.118 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
271.5
Precise sep
16.503
Constellation
Hydra
Tycho2
6693-00231-1
last precise pa
271.5
last precise sep
16.503
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12239-2812 SKF1120 2004 5 271 16.3 10.60 15.20 F3Ve V 122352.57-291203.7
12239-2812 SKF1120 2010 7 272 16.0 10.70 15.08 F3Ve V 122352.57-281203.7
12239-2812 SKF1120 2015 8 272 16.5 10.70 15.08 F3Ve V 122352.57-281203.7

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