20057+2320 POU4209AB

 
 
20h 05m 40.29s +23 20' 26.9" P.A. 51 sep 15.1 mag 11.10,12.70
 
 
Coord 2000
20057+2320
Discov num
POU4209
Comp
AB
Coord arcsec 2000
20 05 40.29 +23 20 26.9
Date first
1894
Date last
2015
Obs
7
Pa first
55
Pa last
51
P.A. Now (θ)
51°
Sep first
17.5
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
11.10
Mag sec
12.70
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
-001
Sec motion ra
-022
Pri motion dec
-007
Sec motion dec
-010
Notes
rPM=0.878
This double is not physical.
 
 
20057+2320 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20057+2320 POU4209 AB 1894 2015 7 51 15.1 11.10 12.70 1.60 <===
Show 20057+2320 POU4210 AC 1898 2015 5 286 13.8 11.10 13.30 2.20
Show 20057+2320 BKO 759 AD 2009 2009 1 222 1.6 11.10 12.00 0.90
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
51
Precise sep
15.11
Constellation
Vulpecula
Tycho2
2154-02441-1
Gaia DR2
79504456064
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20057+2320 POU4209 AB 2000 4 51 15.7 11.10 12.70 D 200540.30+232027.0
20057+2320 POU4209 AB 2009 5 51 15.6 11.10 12.70 D 200540.30+232027.0
20057+2320 POU4209 AB 2015 7 51 15.1 11.10 12.70 200540.29+232026.9

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