20247+0302 J  1342

 
 
20h 24m 44.82s +03 05' 03.2" P.A. 333 sep 2.4 mag 12.10,12.80
 
 
Coord 2000
20247+0302
Discov num
J  1342
Comp
Coord arcsec 2000
20 24 44.82 +03 05 03.2
Date first
1914
Date last
2018
Obs
3
Pa first
291
Pa last
333
P.A. Now (θ)
333°
Sep first
2.9
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
12.10
Mag sec
12.80
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-016
Sec motion ra
Pri motion dec
-026
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
333
Precise sep
2.404
Constellation
Delphinus
Tycho2
0501-01351-1
Gaia DR2
29965336320
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20247+0302 J 1342 1957 2 307 2.7 9.40 11.50 202444.82+030503.2
20247+0302 J 1342 2018 3 333 2.4 12.10 12.80 202444.82+030503.2

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