18384+8107 TDT 969

 
 
18h 38m 22.97s +81 06' 38.3" P.A. 32 sep 1.3 mag 11.13,11.83
 
 
Coord 2000
18384+8107
Discov num
TDT 969
Comp
Coord arcsec 2000
18 38 22.97 +81 06 38.3
Date first
1991
Date last
2008
Obs
2
Pa first
43
Pa last
32
P.A. Now (θ)
32°
Sep first
1.7
Sep last
1.3
Sep. Now (ρ)
1.3"
Mag pri
11.13
Mag sec
11.83
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-015
Sec motion ra
-015
Pri motion dec
+000
Sec motion dec
+000
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
32.4
Precise sep
1.3
Constellation
Draco
Tycho2
4582-00318-1
last precise pa
32.4
last precise sep
1.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18384+8107 TDT 969 1991 1 43 1.7 11.13 11.83 183822.97+810638.3
18384+8107 TDT 969 2008 2 32 1.2 11.13 11.83 183822.97+810638.3

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