18169-2943 RST2045

 
 
18h 16m 56.14s -29 43' 22.9" P.A. 261 sep 2.5 mag 10.02,11.72
 
 
Coord 2000
18169-2943
Discov num
RST2045
Comp
Coord arcsec 2000
18 16 56.14 -29 43 22.9
Date first
1934
Date last
1991
Obs
3
Pa first
256
Pa last
261
P.A. Now (θ)
261°
Sep first
3.0
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.02
Mag sec
11.72
delta mag (ΔM)
1.7
Spectral class
Pri motion ra
+006
Sec motion ra
+006
Pri motion dec
-016
Sec motion dec
-016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.9
Precise sep
2.53
Constellation
Sagittarius
Tycho2
6856-00168-1
HD
317336
last precise pa
260.9
last precise sep
2.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18169-2943 RST2045 1991 3 261 2.5 10.02 11.72 181656.14-294322.9

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