18209+2331 TDT 811

 
 
18h 20m 51.76s +23 30' 49.6" P.A. 246 sep 1 mag 12.34,12.51
 
 
Coord 2000
18209+2331
Discov num
TDT 811
Comp
Coord arcsec 2000
18 20 51.76 +23 30 49.6
Date first
1991
Date last
1991
Obs
1
Pa first
246
Pa last
246
P.A. Now (θ)
246°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
12.34
Mag sec
12.51
delta mag (ΔM)
0.17
Spectral class
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
246.4
Precise sep
0.95
Constellation
Hercules
Tycho2
2093-00610-1
last precise pa
246.4
last precise sep
0.95
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18209+2331 TDT 811 1991 1 246 1.0 12.34 12.51 182051.76+233049.6

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