20300+3448 J   789

 
 
20h 29m 58.77s +34 48' 01.8" P.A. 97 sep 2.3 mag 11.18,11.29
 
 
Coord 2000
20300+3448
Discov num
J   789
Comp
Coord arcsec 2000
20 29 58.77 +34 48 01.8
Date first
1912
Date last
2015
Obs
8
Pa first
97
Pa last
97
P.A. Now (θ)
97°
Sep first
1.4
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
11.18
Mag sec
11.29
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-016
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
97.2
Precise sep
2.297
Constellation
Cygnus
SAO
70112
Tycho2
2693-01450-1
Gaia DR2
97133125760
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20300+3448 J 789 1999 7 97 2.3 11.18 11.29 202958.77+344801.8
20300+3448 J 789 2015 8 97 2.3 11.18 11.29 202958.77+344801.8

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