20374+2321 POU4745AB

 
 
20h 37m 22.33s +23 20' 38.1" P.A. 326.00 sep 17.7 mag 12.36,12.90
 
 
Coord 2000
20374+2321
Discov num
POU4745
Comp
AB
Coord arcsec 2000
20 37 22.33 +23 20 38.1
Date first
1892
Date last
2015
Obs
11
Pa first
329
Pa last
326
P.A. Now (θ)
326°
Sep first
13.7
Sep last
17.7
Sep. Now (ρ)
17.7"
Mag pri
12.36
Mag sec
12.90
delta mag (ΔM)
0.54
Spectral class
Pri motion ra
+002
Sec motion ra
-021
Pri motion dec
-006
Sec motion dec
+016
Notes
rPM=1.206
This double is not physical.
 
 
20374+2321 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20374+2321 POU4745 AB 1892 2015 11 326 17.7 12.36 12.90 0.54 <===
Show 20374+2321 BKO 599 AC 2000 2015 8 187 8.4 12.36 14.40 2.04
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.8
Precise sep
17.655
Constellation
Vulpecula
Tycho2
2157-00424-1
Gaia DR2
50407010304
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20374+2321 POU4745 AB 2008 5 326 17.5 12.36 12.90 D 203722.33+232038.1
20374+2321 POU4745 AB 2015 7 326 17.7 12.36 12.90 203722.33+232038.1

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