20317+4540 HJ 1533

 
 
20h 31m 39.85s +45 41' 30.0" P.A. 187 sep 10.9 mag 11.60,12.01
 
 
Coord 2000
20317+4540
Discov num
HJ 1533
Comp
Coord arcsec 2000
20 31 39.85 +45 41 30.0
Date first
1828
Date last
2015
Obs
12
Pa first
189
Pa last
187
P.A. Now (θ)
187°
Sep first
6.0
Sep last
10.9
Sep. Now (ρ)
10.9"
Mag pri
11.60
Mag sec
12.01
delta mag (ΔM)
0.41
Spectral class
Pri motion ra
-006
Sec motion ra
+002
Pri motion dec
-005
Sec motion dec
+003
Notes
rPM=1.449
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187.3
Precise sep
10.869
Constellation
Cygnus
Tycho2
3573-00197-1
Gaia DR2
37754412288
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20317+4540 HJ 1533 2003 4 187 10.9 12.01 12.00 203139.68+454118.9
20317+4540 HJ 1533 2006 5 187 10.9 12.01 12.00 203139.68+454118.9
20317+4540 HJ 1533 2010 8 187 11.1 11.60 12.01 203139.85+454130.0
20317+4540 HJ 1533 2015 9 187 10.9 11.60 12.01 203139.85+454130.0

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