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(2021 JB6)
Classification: Apollo [NEO]          SPK-ID: 54145208
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4466888931108041 7.7167e-05  
a 1.728615474055734 0.00022424 au
q .9564621413355706 9.3164e-06 au
i 1.559155846769723 0.00037759 deg
node 54.64680960092474 0.00059643 deg
peri 212.6337292461525 0.00035627 deg
M 8.696467234790422 0.0016098 deg
tp 2459376.446675310326
(2021-Jun-10.94667531)
0.00019224 TDB
period 830.1298324223127
2.27
0.16153
0.0004422
d
yr
n .4336671035535763 8.4386e-05 deg/d
Q 2.500768806775898 0.00032441 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      5 days  
   first obs. used      2021-05-08  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34146  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-14 05:53:01  

Additional Information
 Earth MOID = .000676794 au 
 Jupiter MOID = 2.60911 au 
 T_jup = 4.041 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459343.5 (2021-May-09.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4426769876274513 7.737e-05  
q .9532299532893267 8.2159e-06 au
tp 2459377.421618211839
(2021-Jun-11.92161821)
0.00066346 TDB
node 65.03597696705455 0.000769 deg
peri 203.4671014662259 0.0010297 deg
i .2095761414879403 3.3918e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      5 days  
   first obs. used      2021-05-08  
   last obs. used      2021-05-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34146  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-14 05:53:01  

Additional Information
 Jupiter MOID = 2.60911 au 
 T_jup = 4.041 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.986067093613073E-9 -6.356276541229646E-10 -5.130840513747069E-8 -3.179225951417805E-8 6.19725309830637E-8 2.532804375974909E-9
q -6.356276541229646E-10 6.750113390300092E-11 5.446461332900121E-9 3.371555114090039E-9 -6.578531392990303E-9 -2.688957820618872E-10
tp -5.130840513747069E-8 5.446461332900121E-9 4.401857255955741E-7 2.745606118939285E-7 -5.327001481342668E-7 -2.173257973914005E-8
node -3.179225951417805E-8 3.371555114090039E-9 2.745606118939285E-7 5.913548335088949E-7 -7.493329082773902E-7 -1.911378254218223E-8
peri 6.19725309830637E-8 -6.578531392990303E-9 -5.327001481342668E-7 -7.493329082773902E-7 1.060205767727694E-6 3.185756224108796E-8
i 2.532804375974909E-9 -2.688957820618872E-10 -2.173257973914005E-8 -1.911378254218223E-8 3.185756224108796E-8 1.15044215328219E-9

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 28.78   .32222 MPO622858 autocmod 2.9c

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