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146381 (2001 QC52)
Classification: Main-belt Asteroid          SPK-ID: 2146381
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1945164299106496 6.4389e-08  
a 2.592920000679285 1.5967e-08 au
q 2.088554459103231 1.6956e-07 au
i 3.858507733565181 5.7069e-06 deg
node 17.00039521189333 5.2754e-05 deg
peri 358.5669475206204 5.3704e-05 deg
M 142.3489005342828 8.6462e-06 deg
tp 2458397.477218259621
(2018-Oct-05.97721826)
3.6402e-05 TDB
period 1525.043049940901
4.18
1.4087e-05
3.857e-08
d
yr
n .2360589099527066 2.1805e-09 deg/d
Q 3.097285542255338 1.9073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:54:27  

Additional Information
 Earth MOID = 1.08978 au 
 Jupiter MOID = 2.36697 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457455.5 (2016-Mar-08.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1926415278092417 6.422e-08  
q 2.096018088287922 1.6872e-07 au
tp 2456868.700744198834
(2014-Jul-30.20074420)
4.0293e-05 TDB
node 17.03279793400555 5.2733e-05 deg
peri 358.2106264762199 5.3719e-05 deg
i 3.859569043811136 5.7024e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      577  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-08-16  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5883  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:54:27  

Additional Information
 Jupiter MOID = 2.36697 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.124193853562046E-15 -1.08044385261052E-14 2.924442301565608E-14 2.57190177058972E-14 -1.745987929394484E-13 -4.285422266598691E-15
q -1.08044385261052E-14 2.846750694363975E-14 -2.723258424049973E-13 -6.930730125689448E-14 4.277442214963934E-13 1.143871229200251E-14
tp 2.924442301565608E-14 -2.723258424049973E-13 1.623506977385685E-9 1.956469378977755E-12 4.012103320094236E-10 -1.332572937968253E-12
node 2.57190177058972E-14 -6.930730125689448E-14 1.956469378977755E-12 2.780744246981699E-9 -2.77445395392874E-9 -1.275090959921323E-11
peri -1.745987929394484E-13 4.277442214963934E-13 4.012103320094236E-10 -2.77445395392874E-9 2.885695800240197E-9 1.252264368522437E-11
i -4.285422266598691E-15 1.143871229200251E-14 -1.332572937968253E-12 -1.275090959921323E-11 1.252264368522437E-11 3.251751347114604E-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 16.1   n/a MPO459678  

146381 (2001 QC52)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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