04072-3118 RSS  70

 
 
04h 07m 09.47s -31 18' 03.6" P.A. 2 sep 13.1 mag 10.40,13.60 Sp O8 dist. 125.47 pc (409.28 l.y.)
 
 
Coord 2000
04072-3118
Discov num
RSS  70
Comp
Coord arcsec 2000
04 07 09.47 -31 18 03.6
Date first
1976
Date last
2014
Obs
4
Pa first
25
Pa last
2
P.A. Now (θ)
Sep first
16.0
Sep last
13.1
Sep. Now (ρ)
13.1"
Mag pri
10.40
Mag sec
13.60
delta mag (ΔM)
3.2
Spectral class
O8 (blue)
Pri motion ra
+160
Sec motion ra
-001
Pri motion dec
+036
Sec motion dec
+024
Notes
rPM=0.984
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2
Precise sep
13.1
Constellation
Eridanus
HIP
19218
Tycho2
7030-01205-1
CD
CD-31 1701
CP
CP-31 492
Distance
125.47
Distance ly
409.28
last precise pa
2
last precise sep
13.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04072-3118 RSS 70 1998 2 13 14.5 10.22 13.00 O8 D 040709.47-311803.6
04072-3118 RSS 70 2014 4 2 13.1 10.40 13.60 O8 040709.47-311803.6

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