19480+3959 ALI1120

 
 
19h 47m 59.44s +39 58' 40.8" P.A. 173 sep 13.4 mag 11.52,11.60
 
 
Coord 2000
19480+3959
Discov num
ALI1120
Comp
Coord arcsec 2000
19 47 59.44 +39 58 40.8
Date first
1892
Date last
2016
Obs
6
Pa first
174
Pa last
173
P.A. Now (θ)
173°
Sep first
13.4
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
11.52
Mag sec
11.60
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
-002
Sec motion ra
+001
Pri motion dec
+004
Sec motion dec
+001
Notes
rPM=0.949
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
172.8
Precise sep
13.392
Constellation
Cygnus
Tycho2
3140-02410-1
last precise pa
172.8
last precise sep
13.392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19480+3959 ALI1120 1998 3 173 13.3 11.52 11.60 D 194759.44+395840.8
19480+3959 ALI1120 2002 4 173 13.3 11.52 11.60 D 194759.44+395840.8
19480+3959 ALI1120 2010 5 173 12.4 11.52 11.60 194759.44+395840.8
19480+3959 ALI1120 2016 6 173 13.4 11.52 11.60 194759.44+395840.8

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