20289+1022 J  3263

 
 
20h 28m 49.41s +10° 23' 15.1" P.A. 54.00 sep 7.1 mag 12.50,13.80
 
 
Coord 2000
20289+1022
Discov num
J  3263
Comp
Coord arcsec 2000
20 28 49.41 +10 23 15.1
Date first
1952
Date last
2015
Obs
7
Pa first
77
Pa last
54
P.A. Now (θ)
54°
Sep first
5.8
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
12.50
Mag sec
13.80
delta mag (ΔM)
1.3
Spectral class
Pri motion ra
+005
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
54.3
Precise sep
7.147
Constellation
Delphinus
SAO
106149
Gaia DR2
1753736065807940480
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20289+1022 J 3263 1952 1 77 5.8 11.30 12.10 202854.85+102218.0
20289+1022 J 3263 2001 4 55 7.1 11.30 12.10 202849.41+102315.1
20289+1022 J 3263 2010 5 54 6.8 12.50 13.80 202849.41+102315.1
20289+1022 J 3263 2015 5 54 7.1 12.50 13.80 202849.41+102315.1

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