19558+3918 MLB 877

 
 
19h 55m 47.18s +39 17' 39.3" P.A. 32.00 sep 5.0 mag 11.50,12.50
 
 
Coord 2000
19558+3918
Discov num
MLB 877
Comp
Coord arcsec 2000
19 55 47.18 +39 17 39.3
Date first
1933
Date last
2015
Obs
9
Pa first
35
Pa last
32
P.A. Now (θ)
32°
Sep first
4.6
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
11.50
Mag sec
12.50
delta mag (ΔM)
1
Spectral class
Pri motion ra
-058
Sec motion ra
Pri motion dec
-087
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
31.7
Precise sep
4.999
Constellation
Cygnus
Gaia DR2
84971147392
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19558+3918 MLB 877 2007 3 32 4.8 11.50 12.50 I 195547.18+391739.3
19558+3918 MLB 877 2015 6 32 5.0 11.50 12.50 195547.18+391739.3

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