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385320 (2002 AL66)
Classification: Main-belt Asteroid          SPK-ID: 2385320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295071698432142 7.7135e-08  
a 2.548612945660946 3.1594e-08 au
q 2.21854929604262 1.9726e-07 au
i 7.982688548488861 8.6855e-06 deg
node 287.6455241897974 4.7037e-05 deg
peri 211.8365820627664 6.0231e-05 deg
M 216.0060836300413 4.7139e-05 deg
tp 2459794.923399546863
(2022-Aug-03.42339955)
0.00020345 TDB
period 1486.121283673314
4.07
2.7634e-05
7.566e-08
d
yr
n .2422413324908257 4.5044e-09 deg/d
Q 2.878676595279273 3.5685e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      6843 days (18.74 yr)  
   first obs. used      2002-01-12  
   last obs. used      2020-10-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:58  

Additional Information
 Earth MOID = 1.23663 au 
 Jupiter MOID = 2.18471 au 
 T_jup = 3.416 
[ 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 17.14   n/a E2021B25  

385320 (2002 AL66)          Discovered 2002-Jan-12 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

[ show close-approach data ]
Alternate Designations
 2002 AL66 = 2005 YJ20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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