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305656 (2009 BU68)
Classification: Main-belt Asteroid          SPK-ID: 2305656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457738125731648 6.2768e-08  
a 2.469014142299405 1.9111e-08 au
q 2.109096537479358 1.5178e-07 au
i 1.555152064686875 5.7567e-06 deg
node 200.1434636413331 0.00021942 deg
peri 340.098274379941 0.00022006 deg
M 293.7000326614916 1.8428e-05 deg
tp 2459261.472416437369
(2021-Feb-15.97241644)
7.3691e-05 TDB
period 1417.045493216776
3.88
1.6452e-05
4.504e-08
d
yr
n .2540497123933396 2.9496e-09 deg/d
Q 2.828931747119452 2.1896e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      9853 days (26.98 yr)  
   first obs. used      1992-11-27  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62914  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:49:04  

Additional Information
 Earth MOID = 1.1123 au 
 Jupiter MOID = 2.1324 au 
 T_jup = 3.470 
[ 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 17.1   n/a MPO455251  

305656 (2009 BU68)          Discovered 2009-Jan-25 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

Alternate Designations
 2009 BU68 = 2007 TV112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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