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JPL Small-Body Database Browser
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390002 (2012 TN303)
Classification: Main-belt Asteroid          SPK-ID: 2390002
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005700437830475191 1.6227e-06  
a 2.518257592796153 3.7559e-08 au
q 2.503902421947297 4.0781e-06 au
i 4.158186055372608 1.4355e-05 deg
node 20.98934994931143 0.00011686 deg
peri 95.44428399373014 0.01994 deg
M 229.3882013374729 0.019824 deg
tp 2459530.076328534630
(2021-Nov-11.57632853)
0.080382 TDB
period 1459.649742402361
4.00
3.2655e-05
8.94e-08
d
yr
n .2466345106926097 5.5177e-09 deg/d
Q 2.53261276364501 3.7773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5815 days (15.92 yr)  
   first obs. used      2002-02-21  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .709  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:38:56  

Additional Information
 Earth MOID = 1.51426 au 
 Jupiter MOID = 2.43285 au 
 T_jup = 3.454 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456550.5 (2013-Sep-15.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .006260648403550235 1.2234e-06  
q 2.5043331161317 3.0694e-06 au
tp 2456567.373899950399
(2013-Oct-01.87389995)
0.082843 TDB
node 21.1300626908719 0.0001167 deg
peri 84.91907048935774 0.020534 deg
i 4.160777850192976 1.4355e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      5815 days (15.92 yr)  
   first obs. used      2002-02-21  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .709  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:38:56  

Additional Information
 Jupiter MOID = 2.43285 au 
 T_jup = 3.454 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.496663168743419E-12 -3.754836516025431E-12 1.011249784636449E-7 2.634262044147565E-11 2.50655685166164E-8 -6.386106373682475E-12
q -3.754836516025431E-12 9.421485621772558E-12 -2.536592736448205E-7 -6.608041808839764E-11 -6.287388579123815E-8 1.602023184888318E-11
tp 1.011249784636449E-7 -2.536592736448205E-7 .00686294947381161 1.786714655093103E-6 .0017010739023419 -4.324854566901952E-7
node 2.634262044147565E-11 -6.608041808839764E-11 1.786714655093103E-6 1.361888061847578E-8 4.297451808931476E-7 -7.549825748988376E-10
peri 2.50655685166164E-8 -6.287388579123815E-8 .0017010739023419 4.297451808931476E-7 .0004216470855943888 -1.065572340288712E-7
i -6.386106373682475E-12 1.602023184888318E-11 -4.324854566901952E-7 -7.549825748988376E-10 -1.065572340288712E-7 2.060590357044763E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO437596  

390002 (2012 TN303)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

Alternate Designations
 2012 TN303 = 2004 TV245 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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