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(2021 BJ3)
Classification: Aten [NEO]          SPK-ID: 54107791
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5209756601344679 0.00045051  
a .6670436123999132 0.00017549 au
q .3195301260913883 0.00038458 au
i 9.687568272972433 0.015108 deg
node 312.675221536412 0.0011173 deg
peri 352.9147679255688 0.0015647 deg
M 112.9034022090258 0.02085 deg
tp 2459138.092857182181
(2020-Oct-15.59285718)
0.036153 TDB
period 198.98932162222
0.54
0.078527
0.000215
d
yr
n 1.809142305050207 0.00071394 deg/d
Q 1.014557098708438 0.00026692 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      23 days  
   first obs. used      2021-01-15  
   last obs. used      2021-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .36765  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-15 06:48:42  

Additional Information
 Earth MOID = .014219 au 
 Jupiter MOID = 4.2288 au 
 T_jup = 8.403 
[ 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 25.1   .41574 E2021-CX0 autocmod 2.8

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