13093+1239 ITF  41

 
 
13h 09m 17.09s +12 39' 16.3" P.A. 297.00 sep 4.2 mag 13.70,17.80 Sp G2V+M0V
 
 
Coord 2000
13093+1239
Discov num
ITF  41
Comp
Coord arcsec 2000
13 09 17.09 +12 39 16.3
Date first
1955
Date last
2015
Obs
3
Pa first
287
Pa last
297
P.A. Now (θ)
297°
Sep first
3.1
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
13.70
Mag sec
17.80
delta mag (ΔM)
4.1
Spectral class
G2V+M0V (yellow/red)
Pri motion ra
-015
Sec motion ra
-016
Pri motion dec
+003
Sec motion dec
+006
Notes
V (Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.185 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
297.3
Precise sep
4.197
Constellation
Virgo
Gaia DR2
07198959232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13093+1239 ITF 41 1998 2 304 3.5 13.70 17.80 G2V+M0V V 130917.09+123916.3
13093+1239 ITF 41 2015 3 297 4.2 13.70 17.80 G2V+M0V V 130917.09+123916.3

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