19317+4921 DEA 140

 
 
19h 31m 46.79s +49 21' 31.6" P.A. 16 sep 7.5 mag 13.60,15.70
 
 
Coord 2000
19317+4921
Discov num
DEA 140
Comp
Coord arcsec 2000
19 31 46.79 +49 21 31.6
Date first
1998
Date last
2015
Obs
5
Pa first
16
Pa last
16
P.A. Now (θ)
16°
Sep first
7.6
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
13.60
Mag sec
15.70
delta mag (ΔM)
2.1
Spectral class
Pri motion ra
-002
Sec motion ra
-011
Pri motion dec
-012
Sec motion dec
-014
Notes
V (Proper motion indicates physical)
rPM=0.518
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
16.2
Precise sep
7.537
Constellation
Cygnus
last precise pa
16.2
last precise sep
7.537
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19317+4921 DEA 140 2013 3 15 7.3 13.60 15.70 V 193146.79+492131.6
19317+4921 DEA 140 2015 5 16 7.5 13.60 15.70 V 193146.79+492131.6

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