18117-0023 TDT 732

 
 
18h 11m 41.75s -00 22' 31.7" P.A. 47 sep 0.4 mag 10.63,10.75
 
 
Coord 2000
18117-0023
Discov num
TDT 732
Comp
Coord arcsec 2000
18 11 41.75 -00 22 31.7
Date first
1991
Date last
1991
Obs
1
Pa first
47
Pa last
47
P.A. Now (θ)
47°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.63
Mag sec
10.75
delta mag (ΔM)
0.12
Spectral class
Pri motion ra
-012
Sec motion ra
-012
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
47.2
Precise sep
0.43
Constellation
Serpens
Tycho2
5097-00055-1
HD
166661
last precise pa
47.2
last precise sep
0.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18117-0023 TDT 732 1991 1 47 0.4 10.63 10.75 181141.75-002231.7

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