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(2010 PK9)
Classification: Aten [NEO, PHA]          SPK-ID: 3542519
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6758647855973007 1.537e-07  
a .6820991436904377 2.3784e-09 au
q .2210923521839976 1.0475e-07 au
i 12.5937477962068 2.2032e-05 deg
node 306.5383736889956 8.8891e-06 deg
peri 195.6183203607214 2.1613e-05 deg
M 295.0302116826658 5.6174e-05 deg
tp 2459037.634590091654
(2020-Jul-07.13459009)
3.201e-05 TDB
period 205.7641371355473
0.56
1.0762e-06
2.946e-09
d
yr
n 1.74957601947345 9.1509e-09 deg/d
Q 1.143105935196878 3.9859e-09 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      3286 days (9.00 yr)  
   first obs. used      2010-08-05  
   last obs. used      2019-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47906  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-14 05:33:29  

Additional Information
 Earth MOID = .0160944 au 
 Jupiter MOID = 3.88857 au 
 T_jup = 8.149 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.8   n/a MPO301659  
diameter diameter 0.143 km 0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  
geometric albedo albedo 0.138   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  

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