12210-0131 BAL 868

 
 
12h 21m 01.52s -01 31' 04.4" P.A. 135 sep 6.6 mag 10.90,11.20
 
 
Coord 2000
12210-0131
Discov num
BAL 868
Comp
Coord arcsec 2000
12 21 01.52 -01 31 04.4
Date first
1894
Date last
2016
Obs
8
Pa first
140
Pa last
135
P.A. Now (θ)
135°
Sep first
6.7
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
10.90
Mag sec
11.20
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-029
Sec motion ra
+012
Pri motion dec
+043
Sec motion dec
+013
Notes
rPM=0.98
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
135.4
Precise sep
6.597
Constellation
Virgo
last precise pa
135.4
last precise sep
6.597
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12210-0131 BAL 868 1999 2 135 6.5 10.90 11.20 D 122101.52-013104.4
12210-0131 BAL 868 2000 3 135 6.5 10.90 11.20 D 122101.52-013104.4
12210-0131 BAL 868 2013 4 135 6.6 10.90 11.20 122101.52-013104.4
12210-0131 BAL 868 2015 6 135 6.5 10.90 11.20 122101.52-013104.4
12210-0131 BAL 868 2016 8 135 6.6 10.90 11.20 122101.52-013104.4

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