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312276 (2008 AV108)
Classification: Main-belt Asteroid          SPK-ID: 2312276
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07107165908053716 5.3303e-08  
a 2.729090951461762 3.3476e-08 au
q 2.535129929759693 1.5959e-07 au
i 2.11358742931311 5.553e-06 deg
node 284.0361800984048 0.00018797 deg
peri 148.684613249687 0.00019916 deg
M 311.1344367909279 6.7944e-05 deg
tp 2459224.024868994233
(2021-Jan-09.52486899)
0.00031302 TDB
period 1646.741540533074
4.51
3.0299e-05
8.295e-08
d
yr
n .2186135414325328 4.0224e-09 deg/d
Q 2.92305197316383 3.5855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      7522 days (20.59 yr)  
   first obs. used      1999-01-17  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61532  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:01:40  

Additional Information
 Earth MOID = 1.55016 au 
 Jupiter MOID = 2.25667 au 
 T_jup = 3.350 
[ show covariance matrix ]

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 16.7   n/a MPO446476  

312276 (2008 AV108)          Discovered 2008-Jan-15 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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