01339-5531 RST1221

 
 
01h 33m 55.18s -55 31' 24.8" P.A. 329 sep 2.4 mag 10.04,12.76 Sp K4V: dist. 43.65 pc (142.39 l.y.)
 
 
Coord 2000
01339-5531
Discov num
RST1221
Comp
Coord arcsec 2000
01 33 55.18 -55 31 24.8
Date first
1931
Date last
2015
Obs
7
Pa first
358
Pa last
329
P.A. Now (θ)
329°
Sep first
2.8
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
10.04
Mag sec
12.76
delta mag (ΔM)
2.72
Spectral class
K4V: (yellow-orange)
Pri motion ra
-046
Sec motion ra
-042
Pri motion dec
-173
Sec motion dec
-198
Notes
rPM=0.125 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.4
Precise sep
2.407
Constellation
Eridanus
HIP
7290
Tycho2
8478-00531-1
Gaia DR2
79822624000
HD
9734
CD
CD-56 319
CP
CP-56 318
Distance
43.65
Distance ly
142.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01339-5531 RST1221 1992 6 338 2.6 10.04 12.76 K4V: 013355.18-553124.8
01339-5531 RST1221 2015 7 329 2.4 10.04 12.76 K4V: 013355.18-553124.8

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