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305342 (2008 AH116)
Classification: Main-belt Asteroid          SPK-ID: 2305342
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04460819271688632 4.0168e-08  
a 3.042619113083658 3.7519e-08 au
q 2.90689337332314 1.2282e-07 au
i 10.75679626561293 5.2275e-06 deg
node 140.1476574374219 2.3864e-05 deg
peri 243.8973141407433 6.3491e-05 deg
M 325.3813769070197 5.9086e-05 deg
tp 2459582.913388206865
(2022-Jan-03.41338821)
0.0003186 TDB
period 1938.517877335201
5.31
3.5856e-05
9.817e-08
d
yr
n .1857088883260013 3.435e-09 deg/d
Q 3.178344852844175 3.9193e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      8903 days (24.38 yr)  
   first obs. used      1997-01-31  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52789  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 16:07:04  

Additional Information
 Earth MOID = 1.92448 au 
 Jupiter MOID = 2.05425 au 
 T_jup = 3.211 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO437356  

305342 (2008 AH116)          Discovered 2008-Jan-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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