19131+2946 J   768

 
 
19h 13m 05.57s +29 46' 56.8" P.A. 352 sep 3.4 mag 12.40,14.70
 
 
Coord 2000
19131+2946
Discov num
J   768
Comp
Coord arcsec 2000
19 13 05.57 +29 46 56.8
Date first
1912
Date last
2015
Obs
4
Pa first
350
Pa last
352
P.A. Now (θ)
352°
Sep first
2.5
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
12.40
Mag sec
14.70
delta mag (ΔM)
2.3
Spectral class
Pri motion ra
-002
Sec motion ra
Pri motion dec
-031
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351.7
Precise sep
3.421
Constellation
Lyra
Gaia DR2
35503404288
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19131+2946 J 768 1954 2 350 2.9 10.50 12.20 191360.00+294600.0
19131+2946 J 768 2014 3 352 3.4 12.40 14.70 191305.57+294656.8
19131+2946 J 768 2015 4 352 3.4 12.40 14.70 191305.57+294656.8

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