19511+3800 ALI 636

 
 
19h 51m 07.89s +37 59' 53.0" P.A. 79 sep 10.4 mag 13.30,13.30
 
 
Coord 2000
19511+3800
Discov num
ALI 636
Comp
Coord arcsec 2000
19 51 07.89 +37 59 53.0
Date first
1929
Date last
2015
Obs
8
Pa first
81
Pa last
79
P.A. Now (θ)
79°
Sep first
9.7
Sep last
10.4
Sep. Now (ρ)
10.4"
Mag pri
13.30
Mag sec
13.30
delta mag (ΔM)
0
Spectral class
Pri motion ra
-006
Sec motion ra
-002
Pri motion dec
-012
Sec motion dec
-005
Notes
rPM=0.601
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
78.7
Precise sep
10.367
Constellation
Cygnus
Gaia DR2
44762076160
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19511+3800 ALI 636 1998 2 80 10.3 13.30 13.30 D 195107.89+375953.0
19511+3800 ALI 636 2002 3 80 10.3 13.30 13.30 D 195107.89+375953.0
19511+3800 ALI 636 2015 4 79 10.4 13.30 13.30 195107.89+375953.0

If you need more information about this double, apply for a data request form to the WDS.