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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005701054266439523 1.2674e-06  
a 2.518257555253735 2.4617e-08 au
q 2.503900832274362 3.2004e-06 au
i 4.15818851732489 1.2094e-05 deg
node 20.98941001229523 9.0146e-05 deg
peri 95.45014154455284 0.015694 deg
M 229.3823519660416 0.015595 deg
tp 2459530.100033451370
(2021-Nov-11.60003345)
0.063229 TDB
period 1459.64970976147
4.00
2.1403e-05
5.86e-08
d
yr
n .2466345162078851 3.6165e-09 deg/d
Q 2.532614278233108 2.4758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2002-02-21  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .68315  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:44:40  

Additional Information
 Earth MOID = 1.51426 au 
 Jupiter MOID = 2.43285 au 
 T_jup = 3.454 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457351.5 (2015-Nov-25.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005478172516985734 7.902e-07  
q 2.505028173312545 1.985e-06 au
tp 2458006.182543139121
(2017-Sep-09.68254314)
0.077995 TDB
node 21.07993680666454 9.0038e-05 deg
peri 79.7062679427531 0.019328 deg
i 4.161536885132658 1.2103e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2002-02-21  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .68315  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:44:40  

Additional Information
 Jupiter MOID = 2.43285 au 
 T_jup = 3.454 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.244179463798475E-13 -1.568409299573541E-12 6.142872504557114E-8 1.308788660953502E-11 1.522293351738396E-8 -3.400916178935233E-12
q -1.568409299573541E-12 3.940053553143527E-12 -1.542568206046178E-7 -3.286899329258961E-11 -3.822716196843061E-8 8.542372623255118E-12
tp 6.142872504557114E-8 -1.542568206046178E-7 .006083234055985402 1.295612145026916E-6 .001507485512609733 -3.359657415230084E-7
node 1.308788660953502E-11 -3.286899329258961E-11 1.295612145026916E-6 8.106795273888967E-9 3.132572409392636E-7 -4.837807452256932E-10
peri 1.522293351738396E-8 -3.822716196843061E-8 .001507485512609733 3.132572409392636E-7 .0003735776448175378 -8.284515671033764E-8
i -3.400916178935233E-12 8.542372623255118E-12 -3.359657415230084E-7 -4.837807452256932E-10 -8.284515671033764E-8 1.464718901873599E-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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