04049-3527 CHR 224BC

 
 
04h 04m 55.97s -35 26' 47.3" P.A. 112.7 sep 0.28 mag 8.65,10.30 Sp G2V dist. 71.23 pc (232.35 l.y.)
 
 
Coord 2000
04049-3527
Discov num
CHR 224
Comp
BC
Coord arcsec 2000
04 04 55.97 -35 26 47.3
Date first
1990
Date last
2017
Obs
11
Pa first
98
Pa last
113
P.A. Now (θ)
112.7°
Sep first
0.5
Sep last
0.3
Sep. Now (ρ)
0.28"
Mag pri
8.65
Mag sec
10.30
delta mag (ΔM)
1.65
Spectral class
G2V (yellow)
Pri motion ra
-060
Sec motion ra
Pri motion dec
-028
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
04049-3527 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 194747 04049-3527 I 152 AB 1896 2017 33 75 1.0 8.37 8.65 0.28
Show 194747 04049-3527 CHR 224 AC 1990 2015 4 75 1.0 8.37 10.30 1.93
Show 194747 04049-3527 CHR 224 BC 1990 2017 11 113 0.3 8.65 10.30 1.65 Y <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
112.9
Precise sep
0.276
Cdsa2 id
CHR 224 BC
Constellation
Eridanus
SAO
194747
HIP
19052
Tycho2
7036-00856-1
HD
25926
CD
CD-35 1544
CP
CP-35 426
Ra deg
4.082213888888889
De deg
-35.44647222222222
Distance
71.23
Distance ly
232.35
last precise pa
112.9
last precise sep
0.276
 
 
ORBITAL ELEMENTS
 
 
Period (P)52.17y± 2.35 Periastron (T)2009.67y± 0.07 Semi-major axis (a)0.2714a± 0.0042
Eccentricity (e)0.92± 0.006 Inclination (i)123.2°± 1.5 Longitude of periastron (ω)153.6°± 3
Node (Ω)85.4°± 1.9 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000 0.370 91.7
2001 0.351 90.9
2002 0.330 90.0
2003 0.306 88.9
2004 0.279 87.6
2005 0.248 86.0
2006 0.213 84.0
2007 0.172 81.0
2008 0.122 75.9
2009 0.055 60.4
2010 0.027 220.5
2011 0.063 148.9
2012 0.105 132.7
2013 0.143 125.5
2014 0.177 121.2
2015 0.207 118.2
2016 0.235 116.0
2017 0.261 114.2
2018 0.284 112.7
2019 0.306 111.5
2020 0.326 110.4
2021 0.345 109.4
2022 0.362 108.6
2023 0.378 107.8
2024 0.392 107.0
2025 0.406 106.3
2026 0.418 105.7
2027 0.429 105.1
2028 0.439 104.5
2029 0.448 104.0
2030 0.456 103.4

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





wds04049-3527e.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04049-3527 CHR 224 BC 2010 2 149 0.1 8.65 10.30 N 040455.97-352647.3
04049-3527 CHR 224 BC 2014 4 121 0.2 8.65 10.30 G2V N 040455.97-352647.3
04049-3527 CHR 224 BC 2015 5 116 0.2 8.65 10.30 G2V N 040455.97-352647.3
04049-3527 CHR 224 BC 2017 11 113 0.3 8.65 10.30 G2V N 040455.97-352647.3

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