20414+5454 TDS1090

 
 
20h 41m 23.76s +54 54' 06.8" P.A. 226.00 sep 1.0 mag 11.13,11.39 Sp F8:
 
 
Coord 2000
20414+5454
Discov num
TDS1090
Comp
Coord arcsec 2000
20 41 23.76 +54 54 06.8
Date first
1991
Date last
2015
Obs
2
Pa first
231
Pa last
226
P.A. Now (θ)
226°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
11.13
Mag sec
11.39
delta mag (ΔM)
0.26
Spectral class
F8: (yellow-white)
Pri motion ra
+006
Sec motion ra
+006
Pri motion dec
+006
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.6
Precise sep
0.973
Constellation
Cygnus
SAO
32797
Tycho2
3955-00231-1
Gaia DR2
16974829184
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20414+5454 TDS1090 1991 1 231 1.0 11.13 11.39 204123.76+545406.8
20414+5454 TDS1090 2015 2 226 1.0 11.13 11.39 F8: 204123.76+545406.8

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