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359979 (2012 TJ318)
Classification: Main-belt Asteroid          SPK-ID: 2359979
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03341860033779504 4.7303e-08  
a 2.662282066285063 2.8415e-08 au
q 2.573312325925403 1.3583e-07 au
i 10.13079870478119 5.5584e-06 deg
node 31.44411598471596 3.4806e-05 deg
peri 28.98707171706056 0.00010737 deg
M 337.4425937369954 0.00010296 deg
tp 2459495.918266756959
(2021-Oct-08.41826676)
0.0004541 TDB
period 1586.644121013324
4.34
2.5402e-05
6.955e-08
d
yr
n .2268939803401426 3.6325e-09 deg/d
Q 2.751251806644722 2.9365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6199 days (16.97 yr)  
   first obs. used      2003-09-24  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57745  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:30:14  

Additional Information
 Earth MOID = 1.58662 au 
 Jupiter MOID = 2.35329 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457823.5 (2017-Mar-11.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03517444671097106 4.7694e-08  
q 2.569634784926278 1.3736e-07 au
tp 2457896.573736832955
(2017-May-23.07373683)
0.00042286 TDB
node 31.57620995758225 3.4749e-05 deg
peri 26.2531621200355 0.00010177 deg
i 10.13966646446582 5.5609e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6199 days (16.97 yr)  
   first obs. used      2003-09-24  
   last obs. used      2020-09-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57745  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 09:30:14  

Additional Information
 Jupiter MOID = 2.35329 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.274690850029589E-15 -6.428034266092789E-15 -1.163042074689472E-12 -3.120475247158174E-15 -2.483799609989296E-13 -1.238027599770401E-15
q -6.428034266092789E-15 1.886723850813804E-14 5.026377169793715E-12 1.291545529489186E-14 1.089217512153415E-12 5.089019327729116E-15
tp -1.163042074689472E-12 5.026377169793715E-12 1.788111390522749E-7 1.986764104063216E-10 4.049567575376515E-8 1.028797053387764E-11
node -3.120475247158174E-15 1.291545529489186E-14 1.986764104063216E-10 1.207500929057985E-9 -1.14298963566023E-9 -2.947016152750676E-11
peri -2.483799609989296E-13 1.089217512153415E-12 4.049567575376515E-8 -1.14298963566023E-9 1.035743915311267E-8 3.141105986447978E-11
i -1.238027599770401E-15 5.089019327729116E-15 1.028797053387764E-11 -2.947016152750676E-11 3.141105986447978E-11 3.092320394796135E-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 16.04   n/a E2021B25  

359979 (2012 TJ318)          Discovered 2003-Sep-24 by NEAT at Haleakala
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2012 TJ318 = 2003 SX231 = 2010 EV68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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