20271+3909 ALI 932

 
 
20h 27m 03.19s +39 09' 05.8" P.A. 194.00 sep 14.2 mag 11.44,13.60
 
 
Coord 2000
20271+3909
Discov num
ALI 932
Comp
Coord arcsec 2000
20 27 03.19 +39 09 05.8
Date first
1928
Date last
2015
Obs
9
Pa first
197
Pa last
194
P.A. Now (θ)
194°
Sep first
14.1
Sep last
14.2
Sep. Now (ρ)
14.2"
Mag pri
11.44
Mag sec
13.60
delta mag (ΔM)
2.16
Spectral class
Pri motion ra
-001
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-005
Notes
rPM=0.439
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.4
Precise sep
14.208
Constellation
Cygnus
Tycho2
3152-00173-1
Gaia DR2
51058931840
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20271+3909 ALI 932 1998 2 194 14.2 11.44 13.60 D 202703.19+390905.8
20271+3909 ALI 932 2002 3 194 14.2 11.44 13.60 D 202703.19+390905.8
20271+3909 ALI 932 2010 4 194 14.2 11.44 13.60 202703.19+390905.8
20271+3909 ALI 932 2015 5 194 14.2 11.44 13.60 202703.19+390905.8

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