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3810 Aoraki (1985 DX)
Classification: Main-belt Asteroid          SPK-ID: 2003810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109303011738935 3.9193e-08  
a 2.249415584857379 6.708e-09 au
q 2.00354768677997 8.7974e-08 au
i 6.82236178358227 4.1515e-06 deg
node 243.8518786217768 3.1741e-05 deg
peri 288.2525966220369 3.6049e-05 deg
M 146.8610758451862 1.6862e-05 deg
tp 2458497.801972509445
(2019-Jan-14.30197251)
5.764e-05 TDB
period 1232.261774300025
3.37
5.5121e-06
1.509e-08
d
yr
n .2921457173371256 1.3068e-09 deg/d
Q 2.495283482934788 7.4412e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2068  
   data-arc span      23531 days (64.42 yr)  
   first obs. used      1955-04-16  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43839  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:30:15  

Additional Information
 Earth MOID = 1.02032 au 
 Jupiter MOID = 2.50744 au 
 T_jup = 3.611 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.2   n/a MPO435734  
diameter diameter 5.629 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 29.807 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.230   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3810 Aoraki (1985 DX)          Discovered 1985-Feb-20 by Gilmore, A. and Kilmartin, P. at Mount John
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1985 DX = 1982 KC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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