13397+3316 CVR 707

 
 
13h 39m 43.02s +33 16' 35.1" P.A. 145 sep 14.2 mag 16.90,18.40 Sp M2+M4
 
 
Coord 2000
13397+3316
Discov num
CVR 707
Comp
Coord arcsec 2000
13 39 43.02 +33 16 35.1
Date first
1999
Date last
2015
Obs
4
Pa first
146
Pa last
145
P.A. Now (θ)
145°
Sep first
14.3
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
16.90
Mag sec
18.40
delta mag (ΔM)
1.5
Spectral class
M2+M4 (red/red)
Pri motion ra
-054
Sec motion ra
-048
Pri motion dec
+009
Sec motion dec
+005
Notes
V R (Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
F2
SAO
71521
Tycho2
2721-00350-1
Dm number
+31 4506
last precise pa
145.4
last precise sep
14.242
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13397+3316 CVR 707 2004 1 145 14.2 16.90 18.40 M2+M4 V R 133943.67+331623.4
13397+3316 CVR 707 2010 3 145 14.2 16.90 18.40 M2+M4 V R 133943.02+331635.1
13397+3316 CVR 707 2015 4 145 14.2 16.90 18.40 M2+M4 V R 133943.02+331635.1

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