20422+5606 OSW  74

 
 
20h 42m 12.96s +56 05' 33.8" P.A. 88.00 sep 127.2 mag 15.90,16.60 Sp K3+K5
 
 
Coord 2000
20422+5606
Discov num
OSW  74
Comp
Coord arcsec 2000
20 42 12.96 +56 05 33.8
Date first
1952
Date last
2015
Obs
10
Pa first
88
Pa last
88
P.A. Now (θ)
88°
Sep first
127.6
Sep last
127.2
Sep. Now (ρ)
127.2"
Mag pri
15.90
Mag sec
16.60
delta mag (ΔM)
0.7
Spectral class
K3+K5 (yellow-orange/yellow-orange)
Pri motion ra
-003
Sec motion ra
-007
Pri motion dec
-003
Sec motion dec
-002
Notes
V (Proper motion indicates physical)
rPM=0.566
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
87.5
Precise sep
127.221
Constellation
Cepheus
Gaia DR2
82738975744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20422+5606 OSW 74 1999 3 88 127.3 15.90 16.60 K3+K5 V 204212.96+560533.8
20422+5606 OSW 74 2003 4 88 127.4 15.90 16.60 K3+K5 V 204212.96+560533.8
20422+5606 OSW 74 2010 5 88 127.2 15.90 16.60 K3+K5 V 204212.96+560533.8
20422+5606 OSW 74 2015 6 88 127.3 15.90 16.60 K3+K5 V 204212.96+560533.8

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