20254+6237 TDT2259

 
 
20h 25m 22.29s +62 37' 00.1" P.A. 158 sep 2.1 mag 11.49,11.66
 
 
Coord 2000
20254+6237
Discov num
TDT2259
Comp
Coord arcsec 2000
20 25 22.29 +62 37 00.1
Date first
1991
Date last
2015
Obs
4
Pa first
165
Pa last
158
P.A. Now (θ)
158°
Sep first
2.1
Sep last
2.1
Sep. Now (ρ)
2.1"
Mag pri
11.49
Mag sec
11.66
delta mag (ΔM)
0.17
Spectral class
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157.5
Precise sep
2.064
Constellation
Draco
Tycho2
4237-01331-1
Gaia DR2
79403540736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20254+6237 TDT2259 2004 2 160 2.2 11.49 11.66 202522.29+623700.1
20254+6237 TDT2259 2015 3 158 2.1 11.49 11.66 202522.29+623700.1

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