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392056 (2009 BO172)
Classification: Main-belt Asteroid          SPK-ID: 2392056
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099421043443427 8.2409e-08  
a 2.680880119985117 2.8911e-08 au
q 2.38613851809904 2.2324e-07 au
i 1.796695706038028 6.794e-06 deg
node 291.437281167419 0.00034491 deg
peri 219.0243021097452 0.0003484 deg
M 286.1612686461733 4.6745e-05 deg
tp 2459725.348786631079
(2022-May-25.84878663)
0.00021017 TDB
period 1603.298987084412
4.39
2.5936e-05
7.101e-08
d
yr
n .2245370345144778 3.6322e-09 deg/d
Q 2.975621721871195 3.209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      107  
   data-arc span      7581 days (20.76 yr)  
   first obs. used      2000-01-13  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60666  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:29:19  

Additional Information
 Earth MOID = 1.39817 au 
 Jupiter MOID = 2.02304 au 
 T_jup = 3.367 
[ 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 17.7   n/a MPO437605  

392056 (2009 BO172)          Discovered 2009-Jan-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

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