20058+3605 SEI 853

 
 
20h 05m 47.66s +36 04' 30.0" P.A. 55 sep 7.5 mag 11.40,12.60 Sp A
 
 
Coord 2000
20058+3605
Discov num
SEI 853
Comp
Coord arcsec 2000
20 05 47.66 +36 04 30.0
Date first
1896
Date last
2017
Obs
12
Pa first
54
Pa last
55
P.A. Now (θ)
55°
Sep first
8.2
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
11.40
Mag sec
12.60
delta mag (ΔM)
1.2
Spectral class
A (white)
Pri motion ra
-005
Sec motion ra
-004
Pri motion dec
-008
Sec motion dec
-004
Notes
N (See Notes)
rPM=0.437
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.6
Precise sep
7.511
Constellation
Cygnus
Gaia DR2
70061016448
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20058+3605 SEI 853 1998 4 55 8.0 11.40 12.60 N D 200547.66+360430.0
20058+3605 SEI 853 2002 5 55 8.0 11.40 12.60 N D 200547.66+360430.0
20058+3605 SEI 853 2010 6 55 7.3 11.40 12.60 A N 200547.66+360430.0
20058+3605 SEI 853 2015 7 54 8.0 11.40 12.60 A N 200547.66+360430.0
20058+3605 SEI 853 2017 8 55 7.5 11.40 12.60 A N 200547.66+360430.0

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