20193+2047 TDT2166AB

 
 
20h 19m 19.26s +20° 47' 10.4" P.A. 20.00 sep 2.5 mag 10.50,12.41
 
 
Coord 2000
20193+2047
Discov num
TDT2166
Comp
AB
Coord arcsec 2000
20 19 19.26 +20 47 10.4
Date first
1991
Date last
1991
Obs
1
Pa first
20
Pa last
20
P.A. Now (θ)
20°
Sep first
2.5
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.50
Mag sec
12.41
delta mag (ΔM)
1.91
Spectral class
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-011
Sec motion dec
-011
Notes
W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.8
Precise sep
2.5
Constellation
Sagitta
Tycho2
1643-01417-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20193+2047 TDT2166 AB 1991 1 20 2.5 10.50 12.41 W 201919.26+204710.4

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