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305341 (2008 AT115)
Classification: Main-belt Asteroid          SPK-ID: 2305341
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110543831819277 4.8244e-08  
a 3.109503311002066 4.0787e-08 au
q 2.765766899949168 1.5474e-07 au
i 6.235506454547119 5.1641e-06 deg
node 286.3961121846134 5.6855e-05 deg
peri 26.30049757756736 6.3203e-05 deg
M 257.5954682008058 2.9054e-05 deg
tp 2459570.207107693749
(2021-Dec-21.70710769)
0.00016674 TDB
period 2002.787915401254
5.48
3.9405e-05
1.079e-07
d
yr
n .1797494368882662 3.5366e-09 deg/d
Q 3.453239722054963 4.5295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      5387 days (14.75 yr)  
   first obs. used      2005-07-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50613  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:03  

Additional Information
 Earth MOID = 1.75316 au 
 Jupiter MOID = 1.7952 au 
 T_jup = 3.201 
[ 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 15.7   n/a MPO433967  

305341 (2008 AT115)          Discovered 2008-Jan-11 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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