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JPL Small-Body Database Browser
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(2021 OD1)
Classification: Aten [NEO]          SPK-ID: 54175300
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 .2604795510738158 3.6092e-05  
a .837437780262333 1.6261e-05 au
q .6193023632073477 4.2236e-05 au
i 11.9023564070201 0.0024162 deg
node 127.9707903587442 1.1998e-05 deg
peri 333.2280529664927 0.00093583 deg
M 184.1535451734114 0.002931 deg
tp 2459533.228285467592
(2021-Nov-14.72828547)
0.0061806 TDB
period 279.9156958658833
0.77
0.008153
2.232e-05
d
yr
n 1.286101513123036 3.746e-05 deg/d
Q 1.055573197317318 2.0497e-05 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      1 day  
   first obs. used      2021-07-30  
   last obs. used      2021-07-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .32913  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-31 00:42:02  

Additional Information
 Earth MOID = .00159322 au 
 Jupiter MOID = 4.05339 au 
 T_jup = 6.971 
[ 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 28.27   .63339 E2021O74 autocmod 2.9c

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