18445-0737 HDS2654AC

 
 
18h 44m 27.83s -07 37' 06.6" P.A. 321 sep 13.8 mag 8.49,10.69 Sp F0 dist. 298.51 pc (973.74 l.y.)
 
 
Coord 2000
18445-0737
Discov num
HDS2654
Comp
AC
Coord arcsec 2000
18 44 27.83 -07 37 06.6
Date first
1892
Date last
2009
Obs
7
Pa first
325
Pa last
321
P.A. Now (θ)
321°
Sep first
14.2
Sep last
13.8
Sep. Now (ρ)
13.8"
Mag pri
8.49
Mag sec
10.69
delta mag (ΔM)
2.2
Spectral class
F0 (yellow-white)
Pri motion ra
+004
Sec motion ra
+002
Pri motion dec
+001
Sec motion dec
-005
Notes
rPM=1.174
This double is not physical.
 
 
18445-0737 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18445-0737 RST4595 AB 1938 1987 3 73 2.1 8.49 12.40 3.91
Show 18445-0737 HDS2654 AC 1892 2009 7 321 13.8 8.49 10.69 2.20 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
320.9
Precise sep
13.83
Constellation
Scutum
HIP
91933
Tycho2
5692-00445-1
HD
173202
BD
BD-07 4687
Distance
298.51
Distance ly
973.74
last precise pa
320.9
last precise sep
13.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18445-0737 HDS2654 AC 1999 5 322 13.7 8.49 10.69 F0 D 184427.83-073706.6
18445-0737 HDS2654 AC 2009 6 321 13.8 8.49 10.69 F0 D 184427.83-073706.6

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