20335+3913 SEI1168

 
 
20h 33m 33.16s +39 13' 02.2" P.A. 118 sep 19.4 mag 9.80,11.30
 
 
Coord 2000
20335+3913
Discov num
SEI1168
Comp
Coord arcsec 2000
20 33 33.16 +39 13 02.2
Date first
1895
Date last
2015
Obs
10
Pa first
116
Pa last
118
P.A. Now (θ)
118°
Sep first
19.8
Sep last
19.4
Sep. Now (ρ)
19.4"
Mag pri
9.80
Mag sec
11.30
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
+000
Sec motion ra
-001
Pri motion dec
-002
Sec motion dec
-004
Notes
rPM=0.542
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
117.7
Precise sep
19.416
Constellation
Cygnus
Tycho2
3153-00289-1
Gaia DR2
07357382016
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20335+3913 SEI1168 1998 4 118 19.5 9.80 11.30 D 203333.16+391302.2
20335+3913 SEI1168 2009 5 117 19.7 9.80 11.30 D 203333.16+391302.2
20335+3913 SEI1168 2015 10 118 19.4 9.80 11.30 203333.16+391302.2

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