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437965 (2003 AL73)
Classification: Apollo [NEO]          SPK-ID: 2437965
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6937715303903591 4.1461e-08  
a 2.542343763123529 6.2177e-09 au
q .7785380398029337 1.0409e-07 au
i 9.638223568531748 1.4287e-05 deg
node 217.3445239419704 0.00013707 deg
peri 336.3863916610221 0.00013168 deg
M 136.8624949160127 4.4151e-06 deg
tp 2458637.599299975065
(2019-Jun-03.09929998)
1.6496e-05 TDB
period 1480.641224123027
4.05
5.4317e-06
1.487e-08
d
yr
n .2431379014272856 8.9195e-10 deg/d
Q 4.306149486444125 1.0531e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      4596 days (12.58 yr)  
   first obs. used      2003-01-12  
   last obs. used      2015-08-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53782  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:28:26  

Additional Information
 Earth MOID = .105804 au 
 Jupiter MOID = .760523 au 
 T_jup = 3.039 
[ 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 19.4   n/a MPO346158  

437965 (2003 AL73)          Discovered 2003-Jan-12 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

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