12587+3309 CVR 674

 
 
12h 58m 43.23s +33 08' 51.9" P.A. 349.00 sep 23.7 mag 17.40,20.00 Sp M1+M3
 
 
Coord 2000
12587+3309
Discov num
CVR 674
Comp
Coord arcsec 2000
12 58 43.23 +33 08 51.9
Date first
1989
Date last
2015
Obs
7
Pa first
349
Pa last
349
P.A. Now (θ)
349°
Sep first
23.7
Sep last
23.7
Sep. Now (ρ)
23.7"
Mag pri
17.40
Mag sec
20.00
delta mag (ΔM)
2.6
Spectral class
M1+M3 (red/red)
Pri motion ra
-044
Sec motion ra
-039
Pri motion dec
-013
Sec motion dec
-018
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.154 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
348.9
Precise sep
23.69
Constellation
Canes Venatici
Gaia DR2
17610691456
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12587+3309 CVR 674 2004 1 349 23.7 17.40 20.00 M1+M3 V R 125842.86+330915.1
12587+3309 CVR 674 2010 2 349 23.2 17.40 20.00 M1+M3 V R 125843.23+330851.9
12587+3309 CVR 674 2015 3 349 23.7 17.40 20.00 M1+M3 V R 125843.23+330851.9

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