18163+2301 TDT 769

 
 
18h 16m 15.38s +23 00' 54.9" P.A. 22 sep 0.5 mag 11.30,11.48
 
 
Coord 2000
18163+2301
Discov num
TDT 769
Comp
Coord arcsec 2000
18 16 15.38 +23 00 54.9
Date first
1991
Date last
1991
Obs
1
Pa first
22
Pa last
22
P.A. Now (θ)
22°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
11.30
Mag sec
11.48
delta mag (ΔM)
0.18
Spectral class
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
+009
Sec motion dec
+009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
Tycho2
2092-00342-1
HD
341813
last precise pa
21.6
last precise sep
0.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18163+2301 TDT 769 1991 1 22 0.5 11.30 11.48 181615.38+230054.9

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