13021+1222 SKF1636

 
 
13h 02m 05.85s +12 22' 21.3" P.A. 89 sep 2.9 mag 12.70,16.30 Sp M3Ve
 
 
Coord 2000
13021+1222
Discov num
SKF1636
Comp
Coord arcsec 2000
13 02 05.85 +12 22 21.3
Date first
2003
Date last
2012
Obs
5
Pa first
93
Pa last
89
P.A. Now (θ)
89°
Sep first
3.2
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
12.70
Mag sec
16.30
delta mag (ΔM)
3.6
Spectral class
M3Ve (red)
Pri motion ra
-224
Sec motion ra
Pri motion dec
-097
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.6
Precise sep
2.898
Constellation
Virgo
last precise pa
88.6
last precise sep
2.898
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13021+1222 SKF1636 2007 2 92 3.0 12.70 16.30 M3Ve V 130205.85+122221.3
13021+1222 SKF1636 2012 4 89 2.9 12.70 16.30 M3Ve V 130205.85+122221.3

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