20077+5908 HJ 2936

 
 
20h 07m 42.78s +59 08' 24.3" P.A. 251 sep 12.7 mag 9.52,10.32 Sp A0
 
 
Coord 2000
20077+5908
Discov num
HJ 2936
Comp
Coord arcsec 2000
20 07 42.78 +59 08 24.3
Date first
1831
Date last
2016
Obs
24
Pa first
255
Pa last
251
P.A. Now (θ)
251°
Sep first
12.0
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
9.52
Mag sec
10.32
delta mag (ΔM)
0.8
Spectral class
A0 (white)
Pri motion ra
+008
Sec motion ra
+007
Pri motion dec
+004
Sec motion dec
+005
Notes
rPM=0.158 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.2
Precise sep
12.724
Constellation
Cygnus
SAO
32305
Tycho2
3948-01668-1
Gaia DR2
82146545792
HD
191608
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20077+5908 HJ 2936 2004 16 251 12.8 9.52 10.32 A0 D 200742.78+590824.3
20077+5908 HJ 2936 2010 18 251 12.4 9.52 10.32 A0 200742.78+590824.3
20077+5908 HJ 2936 2016 19 251 12.7 9.52 10.32 A0 200742.78+590824.3

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