18007-1721 SKF  86

 
 
18h 00m 42.55s -17 20' 44.3" sep 4.3 mag 10.80,13.00 Sp A0e
 
 
Coord 2000
18007-1721
Discov num
SKF  86
Comp
Coord arcsec 2000
18 00 42.55 -17 20 44.3
Date first
1998
Date last
2010
Obs
4
Pa first
3
Pa last
0
P.A. Now (θ)
Sep first
4.4
Sep last
4.3
Sep. Now (ρ)
4.3"
Mag pri
10.80
Mag sec
13.00
delta mag (ΔM)
2.2
Spectral class
A0e (white)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-028
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
359.9
Precise sep
4.29
Constellation
Sagittarius
Tycho2
6255-02440-1
HD
312453
last precise pa
359.9
last precise sep
4.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18007-1721 SKF 86 1998 1 3 4.4 10.80 13.00 A0e D 180042.55-172044.3
18007-1721 SKF 86 2000 1 0 4.0 11.00   180042.55-172044.3
18007-1721 SKF 86 2010 4 0 4.3 10.80 13.00 A0e 180042.55-172044.3

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