19494+3920 ALI1123

 
 
19h 49m 23.50s +39 19' 59.5" P.A. 9 sep 7.8 mag 13.10,13.10
 
 
Coord 2000
19494+3920
Discov num
ALI1123
Comp
Coord arcsec 2000
19 49 23.50 +39 19 59.5
Date first
1928
Date last
2015
Obs
9
Pa first
8
Pa last
9
P.A. Now (θ)
Sep first
9.1
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
13.10
Mag sec
13.10
delta mag (ΔM)
0
Spectral class
Pri motion ra
-004
Sec motion ra
+002
Pri motion dec
+010
Sec motion dec
+005
Notes
rPM=0.725
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.6
Precise sep
7.796
Constellation
Cygnus
Gaia DR2
05691973248
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19494+3920 ALI1123 1998 2 9 7.9 13.10 13.10 D 194923.50+391959.5
19494+3920 ALI1123 2002 3 9 7.9 13.10 13.10 D 194923.50+391959.5
19494+3920 ALI1123 2010 4 9 7.6 13.10 13.10 194923.50+391959.5
19494+3920 ALI1123 2015 5 10 7.8 13.10 13.10 194923.50+391959.5

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