20432+3749 ES 2122AB

 
 
20h 42m 53.67s +37 48' 43.9" P.A. 71.00 sep 5.4 mag 10.29,12.20
 
 
Coord 2000
20432+3749
Discov num
ES 2122
Comp
AB
Coord arcsec 2000
20 42 53.67 +37 48 43.9
Date first
1924
Date last
2015
Obs
9
Pa first
64
Pa last
71
P.A. Now (θ)
71°
Sep first
4.7
Sep last
5.4
Sep. Now (ρ)
5.4"
Mag pri
10.29
Mag sec
12.20
delta mag (ΔM)
1.91
Spectral class
Pri motion ra
-002
Sec motion ra
+048
Pri motion dec
-002
Sec motion dec
+002
Notes
rPM=1.044
This double is not physical.
 
 
20432+3749 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20432+3749 ES 2122 AB 1924 2015 9 71 5.4 10.29 12.20 1.91 <===
Show 20432+3749 FYM 323 AC 1999 2015 3 142 20.4 10.29 16.20 5.91
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.2
Precise sep
5.4
Constellation
Cygnus
Tycho2
3166-01486-1
Gaia DR2
37174498816
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20432+3749 ES 2122 AB 2015 5 71 5.4 10.29 12.20 204253.67+374843.9

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