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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5686114614486142 0.0004171  
a 2.140322020353793 0.0019833 au
q .9233103883897722 3.7156e-05 au
i .1168652978326949 0.00016045 deg
node 239.9903630219919 0.11077 deg
peri 273.8956562865488 0.11108 deg
M 278.2987254656032 0.11432 deg
tp 2459260.063389753519
(2021-Feb-14.56338975)		 0.0024164 TDB
period 1143.713128635793
3.13		 1.5897
0.004352		 d
yr
n .3147642454969486 0.00043751 deg/d
Q 3.357333652317814 0.003111 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .32049  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-18 20:42:02  

Additional Information
 Earth MOID = .00153446 au 
 Jupiter MOID = 1.64794 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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