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413068 (2001 SB121)
Classification: Main-belt Asteroid          SPK-ID: 2413068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2505717135595417 6.0205e-08  
a 2.630397358089025 1.7018e-08 au
q 1.971294184730166 1.6045e-07 au
i 3.630985290959262 5.397e-06 deg
node 261.2342751790354 0.00010537 deg
peri 118.966860299988 0.00010678 deg
M 168.6612816089879 1.4832e-05 deg
tp 2458470.465538373782
(2018-Dec-17.96553837)
6.062e-05 TDB
period 1558.226071083247
4.27
1.5122e-05
4.14e-08
d
yr
n .2310319450307588 2.2421e-09 deg/d
Q 3.289500531447882 2.1283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-09-08  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63494  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:00:02  

Additional Information
 Earth MOID = .975823 au 
 Jupiter MOID = 2.19482 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457752.5 (2016-Dec-30.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .249108565610006 6.0132e-08  
q 1.977448510856439 1.5968e-07 au
tp 2458470.296161497317
(2018-Dec-17.79616150)
6.1365e-05 TDB
node 261.3061438986274 0.00010555 deg
peri 118.758562162924 0.00010698 deg
i 3.625157524989814 5.3916e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      6770 days (18.54 yr)  
   first obs. used      2001-09-08  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63494  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:00:02  

Additional Information
 Jupiter MOID = 2.19482 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.61586397262675E-15 -9.571723227561044E-15 -1.598855876783974E-12 -6.596886635335102E-14 -5.051729708744671E-13 -5.16612104702819E-15
q -9.571723227561044E-15 2.549771882151819E-14 4.529579540739017E-12 1.75495495261653E-13 1.385970461127696E-12 1.398933993386447E-14
tp -1.598855876783974E-12 4.529579540739017E-12 3.765679232804747E-9 1.222927734942776E-11 1.105552582446659E-9 2.327671259057964E-12
node -6.596886635335102E-14 1.75495495261653E-13 1.222927734942776E-11 1.114014344060043E-8 -1.111200926667528E-8 6.665711361674687E-11
peri -5.051729708744671E-13 1.385970461127696E-12 1.105552582446659E-9 -1.111200926667528E-8 1.144577577710965E-8 -6.558119625164299E-11
i -5.16612104702819E-15 1.398933993386447E-14 2.327671259057964E-12 6.665711361674687E-11 -6.558119625164299E-11 2.906886495135027E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.47   n/a E2021B25  

413068 (2001 SB121)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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