20178+1917 TDT2146

 
 
20h 17m 45.34s +19 17' 00.4" P.A. 230 sep 0.7 mag 10.42,10.96
 
 
Coord 2000
20178+1917
Discov num
TDT2146
Comp
Coord arcsec 2000
20 17 45.34 +19 17 00.4
Date first
1991
Date last
1991
Obs
1
Pa first
230
Pa last
230
P.A. Now (θ)
230°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.42
Mag sec
10.96
delta mag (ΔM)
0.54
Spectral class
Pri motion ra
+006
Sec motion ra
+006
Pri motion dec
-019
Sec motion dec
-019
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
230.4
Precise sep
0.65
Constellation
Sagitta
SAO
105932
Tycho2
1639-00701-1
Gaia DR2
44514444160
HD
351876
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20178+1917 TDT2146 1991 1 230 0.7 10.42 10.96 201745.34+191700.4

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