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390829 (2004 PU20)
Classification: Main-belt Asteroid          SPK-ID: 2390829
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2620298453317265 6.3002e-08  
a 2.344888915113779 1.5905e-08 au
q 1.730458035366436 1.5078e-07 au
i 1.763403887367427 7.358e-06 deg
node 284.3535861046081 0.00030628 deg
peri 34.85498995977452 0.00030723 deg
M 150.3754271448002 2.6696e-05 deg
tp 2458452.656881887167
(2018-Nov-30.15688189)
9.2956e-05 TDB
period 1311.540896443861
3.59
1.3344e-05
3.653e-08
d
yr
n .2744862939280898 2.7927e-09 deg/d
Q 2.959319794861123 2.0072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      5087 days (13.93 yr)  
   first obs. used      2004-08-06  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:41:17  

Additional Information
 Earth MOID = .717761 au 
 Jupiter MOID = 2.36321 au 
 T_jup = 3.514 
[ 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 17.7   n/a MPO450374  

390829 (2004 PU20)          Discovered 2004-Aug-06 by NEAT at Palomar
Reference: Last Updated: 2014-04-17

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