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85007 (2004 AK3)
Classification: Main-belt Asteroid          SPK-ID: 2085007
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326009928740631 4.549e-08  
a 2.589570866111026 1.7728e-08 au
q 2.246191198146956 1.2139e-07 au
i 13.20269741234321 4.0576e-06 deg
node 94.56846720794893 2.0309e-05 deg
peri 137.4837466963457 2.5752e-05 deg
M 236.3135914113095 1.8761e-05 deg
tp 2459523.449324143606
(2021-Nov-04.94932414)
8.1605e-05 TDB
period 1522.089280785475
4.17
1.563e-05
4.279e-08
d
yr
n .2365170062916558 2.4288e-09 deg/d
Q 2.932950534075095 2.0079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      929  
   data-arc span      7333 days (20.08 yr)  
   first obs. used      2000-01-03  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:24:49  

Additional Information
 Earth MOID = 1.25121 au 
 Jupiter MOID = 2.14075 au 
 T_jup = 3.371 
[ 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 14.9   n/a MPO453280  
diameter diameter 4.388 km 0.292 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.738 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 0.092   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85007 (2004 AK3)          Discovered 2004-Jan-13 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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