20168+5957 OSW  75

 
 
20h 16m 47.31s +59 57' 17.6" P.A. 91 sep 23.1 mag 15.30,17.40 Sp F9+K5
 
 
Coord 2000
20168+5957
Discov num
OSW  75
Comp
Coord arcsec 2000
20 16 47.31 +59 57 17.6
Date first
1952
Date last
2015
Obs
9
Pa first
90
Pa last
91
P.A. Now (θ)
91°
Sep first
23.3
Sep last
23.1
Sep. Now (ρ)
23.1"
Mag pri
15.30
Mag sec
17.40
delta mag (ΔM)
2.1
Spectral class
F9+K5 (yellow-white/yellow-orange)
Pri motion ra
-007
Sec motion ra
-006
Pri motion dec
+005
Sec motion dec
-001
Notes
V (Proper motion indicates physical)
rPM=0.707
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91
Precise sep
23.144
Constellation
Cepheus
Gaia DR2
33848382464
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20168+5957 OSW 75 1999 3 91 23.2 15.30 17.40 F9+K5 V 201647.31+595717.6
20168+5957 OSW 75 2010 4 91 23.1 15.30 17.40 F9+K5 V 201647.31+595717.6
20168+5957 OSW 75 2015 5 91 23.1 15.30 17.40 F9+K5 V 201647.31+595717.6

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