12340-2312 DON 537A,BC

 
 
12H 34M 02.02S -23 12' 07.4" P.A. 76 SEP 15.1 MAG 10.60,11.10 SP G5
 
 
Coord 2000
12340-2312
Discov num
DON 537
Comp
A,BC
Coord arcsec 2000
12 34 02.02 -23 12 07.4
Date first
1920
Date last
1999
Obs
6
Pa first
75
Pa last
76
P.A. Now (θ)
76°
Sep first
15.6
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
10.60
Mag sec
11.10
delta mag (ΔM)
0.5
Spectral class
G5 (yellow)
Pri motion ra
+014
Sec motion ra
+015
Pri motion dec
-008
Sec motion dec
-005
Notes
rPM=0.196 (< 0.3, Physical double)
This double is physical.
 
 
12340-2312 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 180906 12340-2312 DON 537 A,BC 1920 1999 6 76 15.1 10.60 11.10 0.50 <===
Show 180906 12340-2312 DON 537 BC 1930 1938 2 240 0.6 11.50 13.00 1.50
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Corvus
SAO
180906
last precise pa
75.8
last precise sep
15.075