12220-4701 BVD  99

 
 
12h 21m 58.87s -47 01' 00.7" P.A. 320 sep 25.8 mag 9.50,11.67 Sp A7V+G0V
 
 
Coord 2000
12220-4701
Discov num
BVD  99
Comp
Coord arcsec 2000
12 21 58.87 -47 01 00.7
Date first
1902
Date last
2015
Obs
7
Pa first
320
Pa last
320
P.A. Now (θ)
320°
Sep first
25.8
Sep last
25.8
Sep. Now (ρ)
25.8"
Mag pri
9.50
Mag sec
11.67
delta mag (ΔM)
2.17
Spectral class
A7V+G0V (white/yellow)
Pri motion ra
-024
Sec motion ra
-016
Pri motion dec
-004
Sec motion dec
+004
Notes
V (Proper motion indicates physical)
rPM=0.465
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
320.3
Precise sep
25.766
Cdsa2 id
BVD 99
Constellation
Centaurus
SAO
223381
Tycho2
8234-00897-1
HD
107560
Ra deg
12.366352777777777
De deg
-47.01686111111111
last precise pa
320.3
last precise sep
25.766
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12220-4701 BVD 99 1999 3 320 25.7 9.48 11.62 A7V G0V V 122158.87-470100.7
12220-4701 BVD 99 2010 6 320 25.7 9.50 11.67 A7V+G0V V 122158.87-470100.7
12220-4701 BVD 99 2015 7 320 25.8 9.50 11.67 A7V+G0V V 122158.87-470100.7

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