19537+3442 SEI 716

 
 
19h 53m 39.39s +34 41' 42.5" P.A. 110 sep 23.2 mag 11.63,12.57
 
 
Coord 2000
19537+3442
Discov num
SEI 716
Comp
Coord arcsec 2000
19 53 39.39 +34 41 42.5
Date first
1894
Date last
2015
Obs
14
Pa first
115
Pa last
110
P.A. Now (θ)
110°
Sep first
23.0
Sep last
23.2
Sep. Now (ρ)
23.2"
Mag pri
11.63
Mag sec
12.57
delta mag (ΔM)
0.94
Spectral class
Pri motion ra
-012
Sec motion ra
-004
Pri motion dec
-017
Sec motion dec
-007
Notes
rPM=0.615
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.1
Precise sep
23.179
Constellation
Cygnus
Gaia DR2
60256466816
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19537+3442 SEI 716 1998 5 111 23.1 10.50 11.00 D 195339.39+344142.5
19537+3442 SEI 716 2002 6 111 23.1 10.50 11.00 D 195339.39+344142.5
19537+3442 SEI 716 2012 7 110 23.5 10.50 11.00 D 195339.39+344142.5
19537+3442 SEI 716 2015 10 110 23.2 11.63 12.57 195339.39+344142.5

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