20046+3639 SEI 840

 
 
20h 04m 33.09s +36 39' 02.0" P.A. 69 sep 13.6 mag 11.34,12.40 Sp G0V
 
 
Coord 2000
20046+3639
Discov num
SEI 840
Comp
Coord arcsec 2000
20 04 33.09 +36 39 02.0
Date first
1896
Date last
2015
Obs
10
Pa first
74
Pa last
69
P.A. Now (θ)
69°
Sep first
12.6
Sep last
13.6
Sep. Now (ρ)
13.6"
Mag pri
11.34
Mag sec
12.40
delta mag (ΔM)
1.06
Spectral class
G0V (yellow)
Pri motion ra
-002
Sec motion ra
-003
Pri motion dec
-010
Sec motion dec
+002
Notes
rPM=1.181
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
69.3
Precise sep
13.632
Constellation
Cygnus
SAO
69366
Tycho2
2682-00698-1
Gaia DR2
70556325760
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20046+3639 SEI 840 1998 3 70 13.6 11.34 12.40 D 200433.09+363902.0
20046+3639 SEI 840 2002 4 70 13.6 11.34 12.40 D 200433.09+363902.0
20046+3639 SEI 840 2010 5 70 13.7 11.34 12.40 G0V 200433.09+363902.0
20046+3639 SEI 840 2015 6 69 13.6 11.34 12.40 G0V 200433.09+363902.0

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