13089+1240 ITF  40

 
 
13h 08m 55.57s +12 40' 16.9" P.A. 256 sep 3.8 mag 13.30,15.80 Sp K2V+M2V
 
 
Coord 2000
13089+1240
Discov num
ITF  40
Comp
Coord arcsec 2000
13 08 55.57 +12 40 16.9
Date first
1955
Date last
1998
Obs
2
Pa first
252
Pa last
256
P.A. Now (θ)
256°
Sep first
3.2
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
13.30
Mag sec
15.80
delta mag (ΔM)
2.5
Spectral class
K2V+M2V (yellow-orange/red)
Pri motion ra
-041
Sec motion ra
-037
Pri motion dec
-055
Sec motion dec
-055
Notes
V (Proper motion indicates physical)
rPM=0.058 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
256.4
Precise sep
3.78
Cdsa2 id
ITF 40
Constellation
Virgo
Ra deg
13.148769444444444
De deg
12.67136111111111
last precise pa
256.4
last precise sep
3.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13089+1240 ITF 40 1998 2 255 3.1 13.30 15.80 K2V+M2V V 130855.57+124016.9

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