18075-2206 LYS  36

 
 
18h 07m 30.66s -22 05' 52.8" P.A. 22 sep 20.6 mag 9.45,10.91 Sp OB
 
 
Coord 2000
18075-2206
Discov num
LYS  36
Comp
Coord arcsec 2000
18 07 30.66 -22 05 52.8
Date first
1921
Date last
2010
Obs
8
Pa first
19
Pa last
22
P.A. Now (θ)
22°
Sep first
20.6
Sep last
20.6
Sep. Now (ρ)
20.6"
Mag pri
9.45
Mag sec
10.91
delta mag (ΔM)
1.46
Spectral class
OB (blue)
Pri motion ra
+000
Sec motion ra
+000
Pri motion dec
+001
Sec motion dec
-002
Notes
rPM=1.5
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.2
Precise sep
20.62
Constellation
Sagittarius
SAO
186312
Tycho2
6263-00423-1
HD
313810
last precise pa
22.2
last precise sep
20.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18075-2206 LYS 36 1998 6 18 20.3 9.45 10.91 D 180730.66-220552.8
18075-2206 LYS 36 1999 7 18 20.2 9.45 10.91 D 180730.66-220552.8
18075-2206 LYS 36 2010 8 22 20.9 9.45 10.91 OB 180730.66-220552.8

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