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(2012 BS1)
Classification: Apollo [NEO]          SPK-ID: 3595923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2455946.5 (2012-Jan-20.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3819622179341796 0.00078751  
a 1.441749344921938 0.0015682 au
q .891055567430404 0.00016635 au
i 1.076044152878656 0.0018863 deg
node 117.3777270765451 0.00012856 deg
peri 55.80377820736707 0.0085388 deg
M 335.7602936389669 0.045714 deg
tp 2455989.075320381312
(2012-Mar-02.57532038)
0.01086 TDB
period 632.3143980783376
1.73
1.0316
0.002824
d
yr
n .5693370277413792 0.00092888 deg/d
Q 1.992443122413472 0.0021671 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2012-01-18  
   last obs. used      2012-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .71745  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:26  

Additional Information
 Earth MOID = .00222635 au 
 Jupiter MOID = 2.96996 au 
 T_jup = 4.582 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 6.201751424162633E-7 -1.309137753749155E-7 -8.522527024019077E-6 -7.317871222759165E-8 6.624659295055832E-6 1.484778309626138E-6
q -1.309137753749155E-7 2.767151491434093E-8 1.793546062334428E-6 1.554680824527936E-8 -1.407272725305237E-6 -3.131569586542408E-7
tp -8.522527024019077E-6 1.793546062334428E-6 .0001179385552349452 9.907814666788472E-7 -8.971153698618469E-5 -2.044381756464794E-5
node -7.317871222759165E-8 1.554680824527936E-8 9.907814666788472E-7 1.652875938633725E-8 -8.13297646664282E-7 -1.718084232003324E-7
peri 6.624659295055832E-6 -1.407272725305237E-6 -8.971153698618469E-5 -8.13297646664282E-7 7.291177384623589E-5 1.579325888533999E-5
i 1.484778309626138E-6 -3.131569586542408E-7 -2.044381756464794E-5 -1.718084232003324E-7 1.579325888533999E-5 3.55805292048209E-6

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 28.4   n/a MPO219468  

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