19494+3806 ALI 634

 
 
19h 49m 25.71s +38 05' 51.5" P.A. 52 sep 4.7 mag 12.44,13.00
 
 
Coord 2000
19494+3806
Discov num
ALI 634
Comp
Coord arcsec 2000
19 49 25.71 +38 05 51.5
Date first
1929
Date last
2010
Obs
5
Pa first
56
Pa last
52
P.A. Now (θ)
52°
Sep first
5.4
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
12.44
Mag sec
13.00
delta mag (ΔM)
0.56
Spectral class
Pri motion ra
-009
Sec motion ra
+014
Pri motion dec
+003
Sec motion dec
+029
Notes
rPM=1.078
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
51.5
Precise sep
4.71
Constellation
Cygnus
last precise pa
51.5
last precise sep
4.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19494+3806 ALI 634 1998 3 52 4.8 12.44 13.00 D 194925.71+380551.5
19494+3806 ALI 634 2002 4 52 4.8 12.44 13.00 D 194925.71+380551.5
19494+3806 ALI 634 2010 5 52 4.7 12.44 13.00 194925.71+380551.5

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