19559+3918 MLB 879

 
 
19h 55m 52.10s +39 17' 47.3" P.A. 140 sep 4.1 mag 10.50,11.10
 
 
Coord 2000
19559+3918
Discov num
MLB 879
Comp
Coord arcsec 2000
19 55 52.10 +39 17 47.3
Date first
1933
Date last
2015
Obs
6
Pa first
142
Pa last
140
P.A. Now (θ)
140°
Sep first
4.0
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
10.50
Mag sec
11.10
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140.1
Precise sep
4.11
Constellation
Cygnus
Gaia DR2
63416616960
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19559+3918 MLB 879 2007 3 141 4.0 10.50 11.10 195552.10+391747.3
19559+3918 MLB 879 2010 5 139 3.6 10.50 11.10 195552.10+391747.3
19559+3918 MLB 879 2015 6 140 4.1 10.50 11.10 195552.10+391747.3

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