13072+4430 LDS4317

 
 
13h 07m 12.37s +44 30' 06.8" P.A. 222 sep 54.8 mag 16.50,17.70 Sp M4+M6
 
 
Coord 2000
13072+4430
Discov num
LDS4317
Comp
Coord arcsec 2000
13 07 12.37 +44 30 06.8
Date first
1960
Date last
2010
Obs
4
Pa first
222
Pa last
222
P.A. Now (θ)
222°
Sep first
55.0
Sep last
54.8
Sep. Now (ρ)
54.8"
Mag pri
16.50
Mag sec
17.70
delta mag (ΔM)
1.2
Spectral class
M4+M6 (red/red)
Pri motion ra
-137
Sec motion ra
-136
Pri motion dec
-019
Sec motion dec
-014
Notes
V (Proper motion indicates physical)
rPM=0.037 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.4
Precise sep
54.8
Constellation
Canes Venatici
last precise pa
222.4
last precise sep
54.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13072+4430 LDS4317 2000 2 222 54.8 16.50 17.70 130712.37+443006.8
13072+4430 LDS4317 2003 2 222 54.8 16.50 17.70 M4+M6 V 130712.37+443006.8
13072+4430 LDS4317 2010 4 222 54.8 16.50 17.70 M4+M6 V 130712.37+443006.8

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