19494+3920 ALI1123

 
 
19h 49m 23.50s +39 19' 59.5" P.A. 10 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
2010
Obs
4
Pa first
8
Pa last
10
P.A. Now (θ)
10°
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
9.5
Precise sep
7.77
Constellation
Cygnus
last precise pa
9.5
last precise sep
7.77
 
 
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

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