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
SAO
161834
Tycho2
6285-03880-1
 
 
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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