20214+3720 SLE1012

 
 
20h 21m 23.82s +37 20' 01.5" P.A. 302 sep 10.6 mag 11.81,12.80
 
 
Coord 2000
20214+3720
Discov num
SLE1012
Comp
Coord arcsec 2000
20 21 23.82 +37 20 01.5
Date first
1985
Date last
2015
Obs
8
Pa first
300
Pa last
302
P.A. Now (θ)
302°
Sep first
10.5
Sep last
10.6
Sep. Now (ρ)
10.6"
Mag pri
11.81
Mag sec
12.80
delta mag (ΔM)
0.99
Spectral class
Pri motion ra
+002
Sec motion ra
-008
Pri motion dec
-001
Sec motion dec
+005
Notes
rPM=1.236
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
301.6
Precise sep
10.602
Constellation
Cygnus
SAO
69894
Gaia DR2
12977712000
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20214+3720 SLE1012 1998 2 122 10.2 12.40 12.40 D 202122.93+372013.3
20214+3720 SLE1012 2002 3 302 10.6 11.81 12.80 D 202123.82+372001.5
20214+3720 SLE1012 2015 4 302 10.6 11.81 12.80 202123.82+372001.5

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