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18919 (2000 OJ52)
Classification: Mars-crossing Asteroid          SPK-ID: 2018919
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4377058815440726 6.5179e-08  
a 2.56996906888271 2.0423e-08 au
q 1.445078492046404 1.769e-07 au
i 7.284226713407262 6.064e-06 deg
node 345.2399304740049 3.1973e-05 deg
peri 333.6236875776186 3.3681e-05 deg
M 346.8666141081513 1.9321e-05 deg
tp 2459255.399005313843
(2021-Feb-09.89900531)
8.1381e-05 TDB
period 1504.83980869319
4.12
1.7938e-05
4.911e-08
d
yr
n .239228121106542 2.8516e-09 deg/d
Q 3.694859645719016 2.9362e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      16335 days (44.72 yr)  
   first obs. used      1975-09-05  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54052  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:42:31  

Additional Information
 Earth MOID = .435439 au 
 Jupiter MOID = 1.66105 au 
 T_jup = 3.278 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.20   n/a E2021B10  

18919 (2000 OJ52)          Discovered 2000-Jul-31 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 OJ52 = 1975 RY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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