18480-1817 WSI  36

 
 
18h 48m 01.69s -18 17' 27.0" P.A. 262 sep 15.7 mag 11.00,10.89
 
 
Coord 2000
18480-1817
Discov num
WSI  36
Comp
Coord arcsec 2000
18 48 01.69 -18 17 27.0
Date first
1916
Date last
2012
Obs
10
Pa first
260
Pa last
262
P.A. Now (θ)
262°
Sep first
16.2
Sep last
15.7
Sep. Now (ρ)
15.7"
Mag pri
11.00
Mag sec
10.89
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-001
Sec motion ra
+003
Pri motion dec
-006
Sec motion dec
-008
Notes
rPM=0.523
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
261.8
Precise sep
15.71
Constellation
Sagittarius
last precise pa
261.8
last precise sep
15.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18480-1817 WSI 36 2005 6 262 15.6 11.00 10.89 D 184801.69-181727.0
18480-1817 WSI 36 2012 8 262 15.7 11.00 10.89 D 184801.69-181727.0

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