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312269 (2008 AY64)
Classification: Main-belt Asteroid          SPK-ID: 2312269
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291585309477923 6.0931e-08  
a 2.558195448375241 3.0992e-08 au
q 2.227782682385766 1.5532e-07 au
i 14.25735007103134 6.8742e-06 deg
node 299.907809156618 2.2265e-05 deg
peri 346.9124157623385 3.7978e-05 deg
M 218.2641839808157 3.4173e-05 deg
tp 2459588.904678702296
(2022-Jan-09.40467870)
0.00014153 TDB
period 1494.510634518485
4.09
2.7159e-05
7.436e-08
d
yr
n .2408815244837572 4.3774e-09 deg/d
Q 2.888608214364716 3.4995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      4821 days (13.20 yr)  
   first obs. used      2006-11-21  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52159  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:01  

Additional Information
 Earth MOID = 1.21358 au 
 Jupiter MOID = 2.31752 au 
 T_jup = 3.382 
[ 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 15.9   n/a MPO455301  

312269 (2008 AY64)          Discovered 2008-Jan-11 by Mt. Lemmon Survey at Mount Lemmon
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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