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742 Edisona (A913 DC)
Classification: Main-belt Asteroid          SPK-ID: 2000742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176032773747528 3.9731e-08  
a 3.013302878258973 1.4014e-08 au
q 2.658928584052942 1.2171e-07 au
i 11.21826318416116 4.6029e-06 deg
node 64.21608396799222 2.1588e-05 deg
peri 283.7031885956601 2.9292e-05 deg
M 254.4863258442281 2.204e-05 deg
tp 2459160.475275200686
(2020-Nov-06.97527520)
0.00011848 TDB
period 1910.568470723844
5.23
1.3328e-05
3.649e-08
d
yr
n .1884255945371114 1.3144e-09 deg/d
Q 3.367677172465004 1.5662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2547  
   data-arc span      38894 days (106.49 yr)  
   first obs. used      1913-02-23  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42408  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:11:37  

Additional Information
 Earth MOID = 1.68078 au 
 Jupiter MOID = 2.1165 au 
 T_jup = 3.209 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.55   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 23
diameter diameter 47.087 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 18.52 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Behrend, R. (2003) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Brinsfield, J.W. (2008) Minor Planet Bull. 35, 179-181.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
geometric albedo albedo 0.121   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.842   0.013 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=4.48, mean=5.04, max.=5.47) deg.
U-B UB 0.405   0.049 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=5.16, mean=5.31, max.=5.47) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo
SMASSII spectral type spec_B K   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

742 Edisona (A913 DC)          Discovered 1913-Feb-23 by Kaiser, F. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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