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393533 (2002 TJ309)
Classification: Main-belt Asteroid          SPK-ID: 2393533
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .002315412898630081 9.7578e-08  
a 2.743449308291491 3.5849e-08 au
q 2.737097090376336 2.8951e-07 au
i 7.136269912999635 7.858e-06 deg
node 133.1377065977636 5.8833e-05 deg
peri 191.713999744108 0.0015096 deg
M 13.44349918158384 0.0015078 deg
tp 2458938.519701832170
(2020-Mar-30.01970183)
0.0069518 TDB
period 1659.754431419547
4.54
3.2532e-05
8.907e-08
d
yr
n .2168995564555299 4.2514e-09 deg/d
Q 2.749801526206647 3.5932e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      6164 days (16.88 yr)  
   first obs. used      2002-10-04  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:00  

Additional Information
 Earth MOID = 1.72266 au 
 Jupiter MOID = 2.23553 au 
 T_jup = 3.338 
[ 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 17.1   n/a MPO440698  

393533 (2002 TJ309)          Discovered 2002-Oct-04 by Sloan Digital Sky Survey at Apache Point
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2002 TJ309 = 2004 BG131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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