19339+3916 MLB 870

 
 
19h 33m 54.54s +39 16' 00.1" P.A. 250 sep 6.8 mag 12.27,13.87
 
 
Coord 2000
19339+3916
Discov num
MLB 870
Comp
Coord arcsec 2000
19 33 54.54 +39 16 00.1
Date first
1933
Date last
2009
Obs
4
Pa first
252
Pa last
250
P.A. Now (θ)
250°
Sep first
6.0
Sep last
6.8
Sep. Now (ρ)
6.8"
Mag pri
12.27
Mag sec
13.87
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
+000
Sec motion ra
-017
Pri motion dec
+012
Sec motion dec
-005
Notes
B (Blue magnitudes)
rPM=1.357
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.3
Precise sep
6.81
Constellation
Cygnus
last precise pa
250.3
last precise sep
6.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19339+3916 MLB 870 2006 2 256 10.3 12.73 13.23 B 193353.67+391641.9
19339+3916 MLB 870 2009 3 250 6.8 12.27 13.87 DB 193354.54+391600.1

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