02559-1521 LDS3441

 
 
02h 55m 52.31s -15 20' 46.5" P.A. 23 sep 18.3 mag 16.77,16.97 Sp M1+M1
 
 
Coord 2000
02559-1521
Discov num
LDS3441
Comp
Coord arcsec 2000
02 55 52.31 -15 20 46.5
Date first
1960
Date last
2010
Obs
7
Pa first
22
Pa last
23
P.A. Now (θ)
23°
Sep first
18.0
Sep last
18.3
Sep. Now (ρ)
18.3"
Mag pri
16.77
Mag sec
16.97
delta mag (ΔM)
0.2
Spectral class
M1+M1 (red/red)
Pri motion ra
+154
Sec motion ra
+155
Pri motion dec
-159
Sec motion dec
-158
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.006 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
23.3
Precise sep
18.309
Cdsa2 id
LDS 3441
Constellation
Eridanus
Ra deg
2.931197222222222
De deg
-15.346250000000001
last precise pa
23.3
last precise sep
18.309
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02559-1521 LDS3441 2000 3 23 18.3 16.77 16.97 D 025552.31-152046.5
02559-1521 LDS3441 2004 5 23 18.3 16.77 16.97 M1+M1 NV 025552.31-152046.5
02559-1521 LDS3441 2010 6 23 18.3 16.77 16.97 M1+M1 NV 025552.31-152046.5

If you need more information about this double, apply for a data request form to the WDS.