20143+4648 ES   27

 
 
20h 14m 19.27s +46 48' 19.6" P.A. 339 sep 3.8 mag 10.58,10.61
 
 
Coord 2000
20143+4648
Discov num
ES   27
Comp
Coord arcsec 2000
20 14 19.27 +46 48 19.6
Date first
1892
Date last
2015
Obs
21
Pa first
339
Pa last
339
P.A. Now (θ)
339°
Sep first
3.9
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
10.58
Mag sec
10.61
delta mag (ΔM)
0.03
Spectral class
Pri motion ra
-033
Sec motion ra
-034
Pri motion dec
-081
Sec motion dec
-060
Notes
N W (See Notes, )
rPM=0.24 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.8
Precise sep
3.76
Constellation
Cygnus
Tycho2
3559-02483-1
Gaia DR2
14344106496
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20143+4648 ES 27 2003 16 338 4.1 10.58 10.61 N D 201419.27+464819.6
20143+4648 ES 27 2014 18 340 4.0 10.58 10.61 N 201419.27+464819.6
20143+4648 ES 27 2015 19 339 3.8 10.58 10.61 N 201419.27+464819.6

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