19470+4653 DEA 397

 
 
19h 47m 00.99s +46° 53' 48.6" P.A. 289.00 sep 20.4 mag 16.70,17.60
 
 
Coord 2000
19470+4653
Discov num
DEA 397
Comp
Coord arcsec 2000
19 47 00.99 +46 53 48.6
Date first
1998
Date last
2017
Obs
6
Pa first
291
Pa last
289
P.A. Now (θ)
289°
Sep first
20.5
Sep last
20.4
Sep. Now (ρ)
20.4"
Mag pri
16.70
Mag sec
17.60
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
+017
Sec motion ra
+021
Pri motion dec
-018
Sec motion dec
-018
Notes
V (Proper motion indicates physical)
rPM=0.145 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
289
Precise sep
20.404
Constellation
Cygnus
Gaia DR2
2080368500472460800
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19470+4653 DEA 397 2013 1 290 20.2 16.30 17.50 V 194700.99+465348.6
19470+4653 DEA 397 2015 4 291 20.5 16.30 17.50 V 194700.99+465348.6
19470+4653 DEA 397 2017 6 289 20.4 16.70 17.60 V 194700.99+465348.6

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