18396+2356 TDT 980

 
 
18h 39m 33.22s +23 55' 50.0" P.A. 102 sep 0.3 mag 11.00,11.14
 
 
Coord 2000
18396+2356
Discov num
TDT 980
Comp
Coord arcsec 2000
18 39 33.22 +23 55 50.0
Date first
1991
Date last
2010
Obs
2
Pa first
200
Pa last
102
P.A. Now (θ)
102°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
11.00
Mag sec
11.14
delta mag (ΔM)
0.14
Spectral class
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-021
Sec motion dec
-021
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
101.9
Precise sep
0.25
Constellation
Hercules
Tycho2
2107-00456-1
HD
342762
last precise pa
101.9
last precise sep
0.25
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18396+2356 TDT 980 1991 1 200 0.5 11.00 11.14 183933.22+235550.0
18396+2356 TDT 980 2010 2 102 0.3 11.00 11.14 183933.22+235550.0

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