20329+1357 A  3108AB,CD

 
 
20h 32m 55.22s +13 56' 40.0" P.A. 340 sep 98.4 mag 9.12,10.02 Sp F8
 
 
Coord 2000
20329+1357
Discov num
A  3108
Comp
AB,CD
Coord arcsec 2000
20 32 55.22 +13 56 40.0
Date first
1897
Date last
2016
Obs
15
Pa first
344
Pa last
340
P.A. Now (θ)
340°
Sep first
76.5
Sep last
98.4
Sep. Now (ρ)
98.4"
Mag pri
9.12
Mag sec
10.02
delta mag (ΔM)
0.9
Spectral class
F8 (yellow-white)
Pri motion ra
+022
Sec motion ra
-081
Pri motion dec
-015
Sec motion dec
+142
Notes
N L (See Notes, Linear solution)
rPM=1.149
This double is not physical.
 
 
20329+1357 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20329+1357 BU 670 AB 1877 2016 89 5 0.8 9.44 9.87 0.43
Show 20329+1357 A 3108 AB,CD 1897 2016 15 340 98.4 9.12 10.02 0.90 <===
Show 20329+1357 L 35 CD 1900 2016 59 138 0.5 10.60 10.92 0.32 Y
Quadruple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
340
Precise sep
98.43
Constellation
Delphinus
SAO
106221
Tycho2
1099-00955-1
Gaia DR2
71414985472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20329+1357 A 3108 AB,CD 2004 13 340 96.8 9.12 10.02 F8 NLD 203255.22+135640.0
20329+1357 A 3108 AB,CD 2016 15 340 98.4 9.12 10.02 F8 NL 203255.22+135640.0

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