16542-4150 SEE 300DE

 
 
16h 54m 14.11s -41 50' 08.5" P.A. 265 sep 7.7 mag 9.50,11.90 Sp O9V
 
 
Coord 2000
16542-4150
Discov num
SEE 300
Comp
DE
Coord arcsec 2000
16 54 14.11 -41 50 08.5
Date first
1897
Date last
1999
Obs
5
Pa first
267
Pa last
265
P.A. Now (θ)
265°
Sep first
7.4
Sep last
7.7
Sep. Now (ρ)
7.7"
Mag pri
9.50
Mag sec
11.90
delta mag (ΔM)
2.4
Spectral class
O9V (blue)
Pri motion ra
+001
Sec motion ra
-006
Pri motion dec
-002
Sec motion dec
-001
Notes
N R (See Notes, Red magnitudes)
rPM=1.162
This double is not physical.
 
 
16542-4150 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 227382 16542-4150 CHR 252 Aa,Ab 1994 2006 3 237 0.1 6.30 8.30 2.00
Show V1007 Sco 227382 16542-4150 SEE 297 AB 1897 1999 7 132 13.5 6.07 9.86 3.79
Show 227382 16542-4150 SEE 297 AC 1897 1999 6 123 23.4 6.07 11.50 5.43
Show 227385 16542-4150 SEE 300 DE 1897 1999 5 265 7.7 9.50 11.90 2.40 <===
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
264.8
Precise sep
7.68
Constellation
Scorpius
SAO
227385
Tycho2
7876-02816-1
last precise pa
264.8
last precise sep
7.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16542-4150 SEE 300 DE 1999 4 265 7.7 8.40 12.50 O9V D 165414.11-415008.5

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