20197+4843 TDT2170

 
 
20h 19m 39.33s +48 42' 57.2" P.A. 175 sep 0.5 mag 11.21,11.52
 
 
Coord 2000
20197+4843
Discov num
TDT2170
Comp
Coord arcsec 2000
20 19 39.33 +48 42 57.2
Date first
1991
Date last
1991
Obs
1
Pa first
175
Pa last
175
P.A. Now (θ)
175°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.21
Mag sec
11.52
delta mag (ΔM)
0.31
Spectral class
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
-002
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
175.4
Precise sep
0.5
Constellation
Cygnus
Tycho2
3576-00791-1
Gaia DR2
60685810432
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20197+4843 TDT2170 1991 1 175 0.5 11.21 11.52 201939.33+484257.2

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