20302+0321 DOO  87

 
 
20h 30m 10.08s +03 21' 27.8" P.A. 33 sep 11.9 mag 11.61,12.12
 
 
Coord 2000
20302+0321
Discov num
DOO  87
Comp
Coord arcsec 2000
20 30 10.08 +03 21 27.8
Date first
1909
Date last
2015
Obs
14
Pa first
28
Pa last
33
P.A. Now (θ)
33°
Sep first
8.2
Sep last
11.9
Sep. Now (ρ)
11.9"
Mag pri
11.61
Mag sec
12.12
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
-015
Sec motion ra
+019
Pri motion dec
-004
Sec motion dec
+022
Notes
L (Linear solution)
rPM=1.472
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
33.3
Precise sep
11.87
Constellation
Delphinus
Tycho2
0514-02356-1
Gaia DR2
18064325632
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20302+0321 DOO 87 2000 5 213 11.3 12.11 11.61 LD 203010.48+032137.3
20302+0321 DOO 87 2015 7 33 11.9 11.61 12.12 L 203010.08+032127.8

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