08070-2954 B 1581 (HD 67473)

 
 
08h 07m 02.10s -29° 53' 48.3" P.A. 194.00 sep 0.1 mag 9.61,9.94 Sp G3V dist. 89.85 pc (293.09 l.y.)
 
 
Coord 2000 08070-2954 Discov num B  1581 Comp Coord arcsec 2000 08 07 02.10 -29 53 48.3
Date first 1929 Date last 2021 Obs 14
Pa first 311 Pa last 193.5 P.A. Now (θ) 193.5°
Sep first 0.7 Sep last 0.089 Sep. Now (ρ) 0.089"
Mag pri 9.61 Mag sec 9.94 delta mag (ΔM) 0.33 Spectral class G3V (yellow)
Pri motion ra -033 Sec motion ra -033
Pri motion dec -024 Sec motion dec -024
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 67473 Constellation Puppis SAO 175203 HIP 39713
Tycho2 6567-01326-1 Gaia DR2 5596627916117100032 HD 67473 CD CD-29 5559
CP CP-29 2319 Distance 89.85 Distance ly 293.09
 
 
ORBITAL ELEMENTS
 
 
Period (P)250y Periastron (T)2028.11y Semi-major axis (a)0.43a
Eccentricity (e)0.507 Inclination (i)110.1° Longitude of periastron (ω)133°
Node (Ω)303.2° Notes ReferenceTok2021c
Equinox2000 Last observation2020 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 290.0 0.293
2001 289.0 0.282
2002 288.0 0.271
2003 286.9 0.259
2004 285.6 0.247
2005 284.3 0.235
2006 282.8 0.223
2007 281.1 0.210
2008 279.2 0.197
2009 277.0 0.184
2010 274.5 0.171
2011 271.6 0.158
2012 268.2 0.146
2013 264.1 0.133
2014 259.2 0.121
2015 253.2 0.109
2016 245.9 0.099
2017 237.0 0.090
2018 226.5 0.084
2019 214.7 0.080
2020 202.4 0.080
2021 190.5 0.083
2022 179.8 0.089
2023 170.7 0.097
2024 163.1 0.107
2025 156.9 0.118
2026 151.8 0.130
2027 147.5 0.141
2028 143.8 0.153
2029 140.7 0.164
2030 137.9 0.175


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


 
  


wds08070-2954a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 08070-2954 B 1581 (HD 67473) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tok2021c orb - Tokovinin, A. 2021IAUDS.203....1S
Tok2021c Inf. Circ. 203, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 B van den Bos, W.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08070-2954 B 1581 1991 11 284 0.4 9.61 9.94 G3V D 080702.10-295348.3
08070-2954 B 1581 2018 12 220 0.1 9.61 9.94 G3V 080702.10-295348.3
08070-2954 B 1581 2019 13 201 0.1 9.61 9.94 G3V 080702.10-295348.3
08070-2954 B 1581 2021 14 194 0.1 9.61 9.94 G3V O 080702.10-295348.3

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WDS 08070-2954 B 1581 (HD 67473) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08070-2954 B 1581 (HD 67473) : MEASURES
 
 
No records found.

 
 
WDS 08070-2954 (HD 67473) : VIRTUAL EYEPIECE
 
 

virtual eyepiece
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Radius:
Components only
 
 
WDS 08070-2954 (HD 67473) : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.