13131+3817 NSN 639

 
 
13h 13m 03.62s +38 16' 37.7" P.A. 76.00 sep 6.6 mag 7.77,13.29 dist. 61.43 pc (200.38 l.y.)
 
 
Coord 2000
13131+3817
Discov num
NSN 639
Comp
Coord arcsec 2000
13 13 03.62 +38 16 37.7
Date first
1998
Date last
2015
Obs
4
Pa first
77
Pa last
76
P.A. Now (θ)
76°
Sep first
5.9
Sep last
6.6
Sep. Now (ρ)
6.6"
Mag pri
7.77
Mag sec
13.29
delta mag (ΔM)
5.52
Spectral class
Pri motion ra
+160
Sec motion ra
+161
Pri motion dec
-104
Sec motion dec
-102
Notes
T (Parallax indicates physical)
Visually invisible, K-band or other infrared star rPM=0.012 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
75.8
Precise sep
6.646
Spectr
F7V
Constellation
Canes Venatici
SAO
63408
HIP
64484
Tycho2
3022-01892-1
HD
114905
BD
BD+39 2620
Distance
61.43
Distance ly
200.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13131+3817 NSN 639 2015 5 76 6.6 7.77 13.29 T 131303.62+381637.7

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