18185-3503 OL   17

 
 
18h 18m 32.30s -35 03' 00.8" P.A. 251 sep 6 mag 8.85,10.16 Sp G0V dist. 74.13 pc (241.81 l.y.)
 
 
Coord 2000
18185-3503
Discov num
OL   17
Comp
Coord arcsec 2000
18 18 32.30 -35 03 00.8
Date first
1909
Date last
2010
Obs
14
Pa first
251
Pa last
251
P.A. Now (θ)
251°
Sep first
5.2
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
8.85
Mag sec
10.16
delta mag (ΔM)
1.31
Spectral class
G0V (yellow)
Pri motion ra
+013
Sec motion ra
+007
Pri motion dec
-046
Sec motion dec
-052
Notes
rPM=0.162 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
251.1
Precise sep
6
Constellation
Sagittarius
HIP
89710
Tycho2
7401-00009-1
HD
167847
CD
CD-3512476
Distance
74.13
Distance ly
241.81
last precise pa
251.1
last precise sep
6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18185-3503 OL 17 1998 11 252 6.1 8.85 10.16 G0V D 181832.30-350300.8
18185-3503 OL 17 1999 13 251 6.1 8.85 10.16 G0V D 181832.30-350300.8
18185-3503 OL 17 2010 14 251 6.0 8.85 10.16 G0V 181832.30-350300.8

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