20315+3517 CRB 135

 
 
20h 31m 41.14s +35 16' 31.7" P.A. 4 sep 16.6 mag 11.20,17.60
 
 
Coord 2000
20315+3517
Discov num
CRB 135
Comp
Coord arcsec 2000
20 31 41.14 +35 16 31.7
Date first
1999
Date last
2015
Obs
7
Pa first
4
Pa last
4
P.A. Now (θ)
Sep first
16.5
Sep last
16.6
Sep. Now (ρ)
16.6"
Mag pri
11.20
Mag sec
17.60
delta mag (ΔM)
6.4
Spectral class
Pri motion ra
+090
Sec motion ra
+097
Pri motion dec
+048
Sec motion dec
+051
Notes
V (Proper motion indicates physical)
rPM=0.069 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.6
Precise sep
16.614
Constellation
Cygnus
SAO
70157
Tycho2
2693-01016-1
Gaia DR2
95973992960
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20315+3517 CRB 135 1999 1 4 16.5 11.20 17.60 V 203141.14+351631.7
20315+3517 CRB 135 2010 2 4 16.1 11.20 17.60 V 203141.14+351631.7
20315+3517 CRB 135 2015 3 4 16.6 11.20 17.60 V 203141.14+351631.7

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