20320+5001 HEI 909

 
 
20h 32m 01.41s +50 00' 52.0" P.A. 234 sep 2.7 mag 10.80,11.40
 
 
Coord 2000
20320+5001
Discov num
HEI 909
Comp
Coord arcsec 2000
20 32 01.41 +50 00 52.0
Date first
1996
Date last
2015
Obs
3
Pa first
240
Pa last
234
P.A. Now (θ)
234°
Sep first
2.2
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
10.80
Mag sec
11.40
delta mag (ΔM)
0.6
Spectral class
Pri motion ra
+004
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
233.9
Precise sep
2.717
Constellation
Cygnus
Tycho2
3581-01610-1
Gaia DR2
09151135744
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20320+5001 HEI 909 2003 2 231 2.6 10.80 11.40 203201.41+500052.0
20320+5001 HEI 909 2015 3 234 2.7 10.80 11.40 203201.41+500052.0

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