18143-1306 RST4003

 
 
18h 14m 17.16s -13 06' 06.6" P.A. 81 sep 0.4 mag 10.70,13.00 Sp B9II
 
 
Coord 2000
18143-1306
Discov num
RST4003
Comp
Coord arcsec 2000
18 14 17.16 -13 06 06.6
Date first
1937
Date last
1943
Obs
2
Pa first
82
Pa last
81
P.A. Now (θ)
81°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.70
Mag sec
13.00
delta mag (ΔM)
2.3
Spectral class
B9II (blue-white)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
80.8
Precise sep
0.42
Constellation
Serpens
Tycho2
5684-00089-1
HD
167085
last precise pa
80.8
last precise sep
0.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18143-1306 RST4003 1943 2 81 0.4 10.70 13.00 B9II 181417.16-130606.6

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