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JPL Small-Body Database Browser
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(2021 OC1)
Classification: Aten [NEO]          SPK-ID: 54175298
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4529367480869783 0.0002582  
a .7457643490051588 7.9184e-05 au
q .4079802699275598 0.0002358 au
i 9.833751218305247 0.0097436 deg
node 304.4059200333107 0.00024541 deg
peri 203.402772469335 0.0017163 deg
M 86.10496579350236 0.033165 deg
tp 2459340.236524998219
(2021-May-05.73652500)
0.030581 TDB
period 235.2344120223742
0.64
0.037465
0.0001026
d
yr
n 1.530388334363932 0.00024374 deg/d
Q 1.083548428082758 0.00011505 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      2 days  
   first obs. used      2021-07-29  
   last obs. used      2021-07-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .33764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-31 00:12:03  

Additional Information
 Earth MOID = .000539484 au 
 Jupiter MOID = 3.92772 au 
 T_jup = 7.642 
[ 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 26.91   .27703 E2021O74 autocmod 2.9c

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