18271-1223 SKF2389

 
 
18h 27m 04.28s -12 22' 52.6" P.A. 329 sep 4.1 mag 13.40,14.00 Sp WN8+O?
 
 
Coord 2000
18271-1223
Discov num
SKF2389
Comp
Coord arcsec 2000
18 27 04.28 -12 22 52.6
Date first
2004
Date last
2007
Obs
2
Pa first
337
Pa last
329
P.A. Now (θ)
329°
Sep first
3.7
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
13.40
Mag sec
14.00
delta mag (ΔM)
0.6
Spectral class
WN8+O? (Wolf-Rayet/blue)
Pri motion ra
+011
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
328.9
Precise sep
4.06
Constellation
Scutum
last precise pa
328.9
last precise sep
4.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18271-1223 SKF2389 2007 2 329 4.1 13.40 14.00 WN8+O? 182704.28-122252.6

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