18487-0600 STF2391AB

 
 
18h 48m 39.49s -06 00' 15.5" P.A. 332 sep 38 mag 6.52,9.59 Sp A2II dist. 230.95 pc (753.36 l.y.)
 
 
Coord 2000
18487-0600
Discov num
STF2391
Comp
AB
Coord arcsec 2000
18 48 39.49 -06 00 15.5
Date first
1829
Date last
2010
Obs
30
Pa first
333
Pa last
332
P.A. Now (θ)
332°
Sep first
37.9
Sep last
38.0
Sep. Now (ρ)
38"
Mag pri
6.52
Mag sec
9.59
delta mag (ΔM)
3.07
Spectral class
A2II (white)
Pri motion ra
+010
Sec motion ra
+011
Pri motion dec
+031
Sec motion dec
+033
Notes
N (See Notes)
rPM=0.064 (< 0.3, Physical double)
This double is physical.
 
 
18487-0600 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18487-0600 STF2391 AB 1829 2010 30 332 38.0 6.52 9.59 3.07 <===
Show 18487-0600 STF2391 BC 1907 2000 3 121 14.0 9.59 14.30 4.71
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
331.9
Precise sep
38.01
Constellation
Scutum
HIP
92296
Tycho2
5126-02404-1
HD
174005
BD
BD-06 4913
Distance
230.95
Distance ly
753.36
last precise pa
331.6
last precise sep
37.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18487-0600 STF2391 AB 2006 28 332 38.4 6.52 9.59 A2II D 184839.49-060015.5
18487-0600 STF2391 AB 2010 30 332 38.0 6.52 9.59 A2II N D 184839.49-060015.5

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