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JPL Small-Body Database Browser
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469548 (2003 TD20)
Classification: Main-belt Asteroid          SPK-ID: 2469548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3361747334887757 1.5307e-07  
a 2.672111118326309 2.891e-08 au
q 1.773814875270568 4.2437e-07 au
i 6.472251710120625 7.7607e-06 deg
node 253.8501569588928 0.00011537 deg
peri 108.6863716726844 0.00015125 deg
M 203.1719625718103 5.5252e-05 deg
tp 2459295.526565910169
(2021-Mar-22.02656591)
0.00025395 TDB
period 1595.43897781817
4.37
2.5892e-05
7.089e-08
d
yr
n .225643227353211 3.6619e-09 deg/d
Q 3.570407361382051 3.8628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      4816 days (13.19 yr)  
   first obs. used      2003-09-21  
   last obs. used      2016-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59712  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:41:29  

Additional Information
 Earth MOID = .78384 au 
 Jupiter MOID = 1.96925 au 
 T_jup = 3.288 
[ 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 MPO397652  

469548 (2003 TD20)          Discovered 2003-Sep-21 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

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