15249-6817 DON 730AB

 
 
15h 24m 52.07s -68 16' 51.1" P.A. 153 sep 1.2 mag 9.33,12.14 Sp F2V dist. 192.68 pc (628.52 l.y.)
 
 
Coord 2000
15249-6817
Discov num
DON 730
Comp
AB
Coord arcsec 2000
15 24 52.07 -68 16 51.1
Date first
1929
Date last
1991
Obs
4
Pa first
155
Pa last
153
P.A. Now (θ)
153°
Sep first
0.8
Sep last
1.2
Sep. Now (ρ)
1.2"
Mag pri
9.33
Mag sec
12.14
delta mag (ΔM)
2.81
Spectral class
F2V (yellow-white)
Pri motion ra
-027
Sec motion ra
-025
Pri motion dec
-003
Sec motion dec
-008
Notes
rPM=0.198 (< 0.3, Physical double)
This double is physical.
 
 
15249-6817 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 15249-6817 DON 730 AB 1929 1991 4 153 1.2 9.33 12.14 2.81 <===
Show 15249-6817 DON 730 AC 1929 1969 3 154 3.5 9.33 14.40 5.07
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.3
Precise sep
1.18
Constellation
Triangulum Australe
HIP
75452
Tycho2
9259-01521-1
HD
136433
CP
CP-67 2856
Distance
192.68
Distance ly
628.52
last precise pa
153.3
last precise sep
1.18
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15249-6817 DON 730 AB 1991 4 153 1.2 9.33 12.14 F2V 152452.07-681651.1

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