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324969 (2008 AV20)
Classification: Main-belt Asteroid          SPK-ID: 2324969
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299249406596328 6.2421e-08  
a 2.374415938360333 1.6615e-08 au
q 2.065920088467581 1.4316e-07 au
i 2.079933191326822 7.273e-06 deg
node 355.2675351622536 0.00013551 deg
peri 207.5643930261754 0.00013828 deg
M 81.62220136871291 2.8845e-05 deg
tp 2458697.502232958928
(2019-Aug-02.00223296)
0.00010539 TDB
period 1336.391255144433
3.66
1.4027e-05
3.84e-08
d
yr
n .2693821877494194 2.8276e-09 deg/d
Q 2.682911788253085 1.8774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7109 days (19.46 yr)  
   first obs. used      2001-03-29  
   last obs. used      2020-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:02:14  

Additional Information
 Earth MOID = 1.06283 au 
 Jupiter MOID = 2.278 au 
 T_jup = 3.530 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457923.5 (2017-Jun-19.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294450504403381 6.2559e-08  
q 2.066589880648842 1.4339e-07 au
tp 2457360.696786885097
(2015-Dec-04.19678689)
9.8847e-05 TDB
node 355.328322331239 0.00013551 deg
peri 207.2715825744584 0.00013829 deg
i 2.080159625755153 7.2715e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7109 days (19.46 yr)  
   first obs. used      2001-03-29  
   last obs. used      2020-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54002  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:02:14  

Additional Information
 Jupiter MOID = 2.278 au 
 T_jup = 3.530 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.913669645008242E-15 -8.931729107623545E-15 -1.421676120179823E-12 6.380387416828876E-15 -4.985157943245274E-13 9.10816653717258E-16
q -8.931729107623545E-15 2.056178242887067E-14 3.981174498812391E-12 -1.743304924844949E-14 1.34889091832233E-12 -2.270988368842718E-15
tp -1.421676120179823E-12 3.981174498812391E-12 9.770648858544503E-9 -2.504304586471771E-11 2.736030717727583E-9 -2.398420228454812E-12
node 6.380387416828876E-15 -1.743304924844949E-14 -2.504304586471771E-11 1.836338263591123E-8 -1.835801010093126E-8 -3.525855534953136E-10
peri -4.985157943245274E-13 1.34889091832233E-12 2.736030717727583E-9 -1.835801010093126E-8 1.912284794843903E-8 3.516875848429813E-10
i 9.10816653717258E-16 -2.270988368842718E-15 -2.398420228454812E-12 -3.525855534953136E-10 3.516875848429813E-10 5.287450826041061E-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 17.6   n/a MPO471377  

324969 (2008 AV20)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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