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JPL Small-Body Database Browser
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376983 (2002 OD31)
Classification: Main-belt Asteroid          SPK-ID: 2376983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869553899514844 9.5816e-08  
a 2.999693144904177 3.1436e-08 au
q 2.438884343263822 2.8473e-07 au
i 2.228682022053159 8.3809e-06 deg
node 12.0798377051722 0.00016961 deg
peri 342.8050767546956 0.00017043 deg
M 122.4707379544797 1.7146e-05 deg
tp 2458354.929752532407
(2018-Aug-24.42975253)
8.7879e-05 TDB
period 1897.639329769652
5.20
2.983e-05
8.167e-08
d
yr
n .1897093901630397 2.9821e-09 deg/d
Q 3.560501946544532 3.7313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6393 days (17.50 yr)  
   first obs. used      2002-07-14  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60279  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:50:26  

Additional Information
 Earth MOID = 1.43433 au 
 Jupiter MOID = 1.88172 au 
 T_jup = 3.225 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456887.5 (2014-Aug-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183402254484853 9.5024e-08  
q 2.451697158025893 2.8053e-07 au
tp 2456443.890369949797
(2013-May-31.39036995)
9.0443e-05 TDB
node 12.25105061206056 0.00017016 deg
peri 340.9827469104678 0.00017105 deg
i 2.229137201220053 8.3453e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6393 days (17.50 yr)  
   first obs. used      2002-07-14  
   last obs. used      2020-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60279  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:50:26  

Additional Information
 Jupiter MOID = 1.88172 au 
 T_jup = 3.225 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.029567198293676E-15 -2.654818895367492E-14 4.10908067452996E-13 4.154140062665476E-14 -3.203885858459041E-13 2.798910091143017E-15
q -2.654818895367492E-14 7.869475312931841E-14 -1.440873077274511E-12 -1.192215783020375E-13 9.310000510786322E-13 -7.891186747751463E-15
tp 4.10908067452996E-13 -1.440873077274511E-12 8.179954122146993E-9 2.550908796864982E-11 1.572239632179752E-9 -1.398959603659151E-12
node 4.154140062665476E-14 -1.192215783020375E-13 2.550908796864982E-11 2.895409883298292E-8 -2.892914750983598E-8 -2.595267956761982E-10
peri -3.203885858459041E-13 9.310000510786322E-13 1.572239632179752E-9 -2.892914750983598E-8 2.925812288151515E-8 2.588907854590117E-10
i 2.798910091143017E-15 -7.891186747751463E-15 -1.398959603659151E-12 -2.595267956761982E-10 2.588907854590117E-10 6.964427833869724E-11

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 16.6   n/a MPO460477  

376983 (2002 OD31)          Discovered 2002-Jul-18 by NEAT at Palomar
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2002 OD31 = 2003 YP121 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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