02580-1550 HU  811AB

 
 
02H 58M 02.43S -15 50' 17.5" P.A. 235 SEP 1.8 MAG 8.13,10.22 SP F5V DIST. 83.4 PC (272.05 L.Y.)
 
 
Coord 2000
02580-1550
Discov num
HU  811
Comp
AB
Coord arcsec 2000
02 58 02.43 -15 50 17.5
Date first
1903
Date last
2001
Obs
12
Pa first
221
Pa last
235
P.A. Now (θ)
235°
Sep first
2.1
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
8.13
Mag sec
10.22
delta mag (ΔM)
2.09
Spectral class
F5V (yellow-white)
Pri motion ra
+159
Sec motion ra
+155
Pri motion dec
+146
Sec motion dec
+137
Notes
rPM=0.046 (< 0.3, Physical double)
This double is physical.
 
 
02580-1550 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 148689 02580-1550 HU 811 AB 1903 2001 12 235 1.8 8.13 10.22 2.09 <===
Show 148689 02580-1550 WIS 78 AC 1998 2010 2 351 144.0 6.61 13.06 6.45
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
148689
HIP
13831
Tycho2
5864-00954-1
HD
18498
BD
BD-16 538
Distance
83.4
Distance ly
272.05
last precise pa
235
last precise sep
1.758