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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6758916733515841 1.5426e-07  
a .6820968249464646 2.3923e-09 au
q .2210732605455961 1.0514e-07 au
i 12.59389021744201 2.2e-05 deg
node 306.538132303257 8.8264e-06 deg
peri 195.6207147417626 2.1399e-05 deg
M 284.9354425788426 5.451e-05 deg
tp 2459243.404208689214
(2021-Jan-28.90420869)
3.1047e-05 TDB
period 205.7630879172223
0.56
1.0825e-06
2.964e-09
d
yr
n 1.749584940836554 9.2042e-09 deg/d
Q 1.143120389347333 4.0092e-09 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      3289 days (9.00 yr)  
   first obs. used      2010-08-02  
   last obs. used      2019-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-05 10:15:46  

Additional Information
 Earth MOID = .015444 au 
 Jupiter MOID = 3.88792 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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