19354+3008 SLE 640

 
 
19h 35m 25.96s +30 08' 08.0" P.A. 274 sep 8.7 mag 11.80,11.90
 
 
Coord 2000
19354+3008
Discov num
SLE 640
Comp
Coord arcsec 2000
19 35 25.96 +30 08 08.0
Date first
1984
Date last
2002
Obs
3
Pa first
273
Pa last
274
P.A. Now (θ)
274°
Sep first
8.7
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
11.80
Mag sec
11.90
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-017
Sec motion dec
-022
Notes
rPM=0.226 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
273.8
Precise sep
8.714
Constellation
Cygnus
last precise pa
273.8
last precise sep
8.714
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19354+3008 SLE 640 1998 2 274 8.6 11.80 11.90 D 193525.96+300808.0
19354+3008 SLE 640 2002 3 274 8.7 11.80 11.90 D 193525.96+300808.0

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