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90862 (1996 KM1)
Classification: Main-belt Asteroid          SPK-ID: 2090862
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1950689886802224 5.7673e-08  
a 2.288411326394813 9.0494e-09 au
q 1.842013243270611 1.3026e-07 au
i 24.69394299368068 6.7081e-06 deg
node 209.1565826902152 9.2354e-06 deg
peri .1856550203213172 1.378e-05 deg
M 336.6793154543211 1.13e-05 deg
tp 2459082.410269229066
(2020-Aug-20.91026923)
3.9917e-05 TDB
period 1264.44388305607
3.46
7.5002e-06
2.053e-08
d
yr
n .2847101439803765 1.6888e-09 deg/d
Q 2.734809409519015 1.0815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      8747 days (23.95 yr)  
   first obs. used      1996-05-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:35:29  

Additional Information
 Earth MOID = .837169 au 
 Jupiter MOID = 2.23034 au 
 T_jup = 3.456 
[ 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 15.1   n/a MPO417446  
diameter diameter 2.410 km 0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.297   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90862 (1996 KM1)          Discovered 1996-May-22 by McNaught, R. H., Child, J. B. at Macquarie, near C
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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