19474+3926 MLB 980

 
 
19h 47m 23.08s +39 26' 14.4" P.A. 31 sep 6.4 mag 11.80,13.70
 
 
Coord 2000
19474+3926
Discov num
MLB 980
Comp
Coord arcsec 2000
19 47 23.08 +39 26 14.4
Date first
1935
Date last
2016
Obs
7
Pa first
25
Pa last
31
P.A. Now (θ)
31°
Sep first
3.6
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
11.80
Mag sec
13.70
delta mag (ΔM)
1.9
Spectral class
Pri motion ra
-019
Sec motion ra
+027
Pri motion dec
-029
Sec motion dec
+042
Notes
rPM=1.694
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
31.2
Precise sep
6.394
Constellation
Cygnus
last precise pa
31.2
last precise sep
6.394
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19474+3926 MLB 980 2006 3 29 6.2 9.80 10.50 I 194723.08+392614.4
19474+3926 MLB 980 2016 7 31 6.4 11.80 13.70 194723.08+392614.4

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