20179+3712 SEI1071

 
 
20h 17m 52.96s +37 11' 54.7" P.A. 11 sep 27.5 mag 10.77,12.02
 
 
Coord 2000
20179+3712
Discov num
SEI1071
Comp
Coord arcsec 2000
20 17 52.96 +37 11 54.7
Date first
1896
Date last
2015
Obs
13
Pa first
14
Pa last
11
P.A. Now (θ)
11°
Sep first
23.4
Sep last
27.5
Sep. Now (ρ)
27.5"
Mag pri
10.77
Mag sec
12.02
delta mag (ΔM)
1.25
Spectral class
Pri motion ra
-004
Sec motion ra
-001
Pri motion dec
-042
Sec motion dec
-004
Notes
rPM=0.903
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
11.1
Precise sep
27.466
Constellation
Cygnus
SAO
69783
Tycho2
2684-00951-1
Gaia DR2
61883223296
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20179+3712 SEI1071 1983 5 12 26.7 10.77 11.60 201752.96+371154.7
20179+3712 SEI1071 2009 6 11 27.3 10.77 11.60 201752.96+371154.7
20179+3712 SEI1071 2010 9 11 27.2 10.77 12.02 201752.96+371154.7
20179+3712 SEI1071 2015 13 11 27.5 10.77 12.02 201752.96+371154.7

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