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(2021 BO1)
Classification: Apollo [NEO]          SPK-ID: 54106347
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5686520305835566 0.00041708  
a 2.140738880969184 0.0019843 au
q .9234033693568866 3.6943e-05 au
i .1168293812881758 0.00016049 deg
node 240.0046800211624 0.11079 deg
peri 273.8704145945438 0.11109 deg
M 341.2604083444124 0.026811 deg
tp 2459260.052718981402
(2021-Feb-14.55271898)
0.0024035 TDB
period 1144.047278474836
3.13
1.5907
0.004355
d
yr
n .3146723101163501 0.00043751 deg/d
Q 3.358074392581481 0.0031127 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      1 day  
   first obs. used      2021-01-18  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .32049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:08  

Additional Information
 Earth MOID = .00156207 au 
 Jupiter MOID = 1.64652 au 
 T_jup = 3.486 
[ show covariance matrix ]

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 29.2   .33623 E2021B69 autocmod 2.8

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