20185+4123 TDT2154

 
 
20h 18m 28.50s +41 23' 00.5" P.A. 311 sep 0.5 mag 11.20,11.40 Sp G5
 
 
Coord 2000
20185+4123
Discov num
TDT2154
Comp
Coord arcsec 2000
20 18 28.50 +41 23 00.5
Date first
1991
Date last
1991
Obs
1
Pa first
311
Pa last
311
P.A. Now (θ)
311°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.20
Mag sec
11.40
delta mag (ΔM)
0.2
Spectral class
G5 (yellow)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
+004
Sec motion dec
+004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
311
Precise sep
0.47
Constellation
Cygnus
Tycho2
3159-00008-1
Gaia DR2
34546859392
HD
228844
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20185+4123 TDT2154 1991 1 311 0.5 11.20 11.40 201828.50+412300.5

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