02542+0503 ITF  39

 
 
02h 54m 12.54s +05 02' 53.9" P.A. 112 sep 62.3 mag 7.63,12.50 Sp A7V+K3V dist. 128.87 pc (420.37 l.y.)
 
 
Coord 2000
02542+0503
Discov num
ITF  39
Comp
Coord arcsec 2000
02 54 12.54 +05 02 53.9
Date first
1955
Date last
2010
Obs
4
Pa first
112
Pa last
112
P.A. Now (θ)
112°
Sep first
62.0
Sep last
62.3
Sep. Now (ρ)
62.3"
Mag pri
7.63
Mag sec
12.50
delta mag (ΔM)
4.87
Spectral class
A7V+K3V (white/yellow-orange)
Pri motion ra
-018
Sec motion ra
-019
Pri motion dec
-010
Sec motion dec
-013
Notes
V (Proper motion indicates physical)
rPM=0.137 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.6
Precise sep
62.27
Constellation
Cetus
HIP
13526
Tycho2
0054-01106-1
HD
18060
BD
BD+04 458
Distance
128.87
Distance ly
420.37
last precise pa
111.6
last precise sep
62.27
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02542+0503 ITF 39 1997 2 111 62.3 7.80 12.50 A7V+K3V V 025412.54+050253.9
02542+0503 ITF 39 2000 3 112 62.3 7.63 12.50 A7V+K3V V 025412.54+050253.9
02542+0503 ITF 39 2010 4 112 62.3 7.63 12.50 A7V+K3V V 025412.54+050253.9

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