02288-4407 B  2557

 
 
02H 28M 50.49S -44 06' 55.4" P.A. 265 SEP 12.2 MAG 9.33,13.50 SP M1/2III: DIST. 840.34 PC (2741.19 L.Y.)
 
 
Coord 2000
02288-4407
Discov num
B  2557
Comp
Coord arcsec 2000
02 28 50.49 -44 06 55.4
Date first
1932
Date last
2015
Obs
3
Pa first
270
Pa last
265
P.A. Now (θ)
265°
Sep first
8.0
Sep last
12.2
Sep. Now (ρ)
12.2"
Mag pri
9.33
Mag sec
13.50
delta mag (ΔM)
4.17
Spectral class
M1/2III: (red)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Eridanus
SAO
215915
HIP
11551
Tycho2
7558-00471-1
HD
15567
CD
CD-44 745
CP
CP-44 279
Distance
840.34
Distance ly
2741.19
last precise pa
264.7
last precise sep
12.21