20156+4454 TDT2125

 
 
20h 15m 35.28s +44 54' 04.0" P.A. 257 sep 2.3 mag 11.57,11.99
 
 
Coord 2000
20156+4454
Discov num
TDT2125
Comp
Coord arcsec 2000
20 15 35.28 +44 54 04.0
Date first
1991
Date last
1991
Obs
1
Pa first
257
Pa last
257
P.A. Now (θ)
257°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
11.57
Mag sec
11.99
delta mag (ΔM)
0.42
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+008
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.3
Precise sep
2.3
Constellation
Cygnus
Tycho2
3163-00880-1
Gaia DR2
42388561664
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20156+4454 TDT2125 1991 1 257 2.3 11.57 11.99 201535.28+445404.0

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