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215452 (2002 OQ20)
Classification: Main-belt Asteroid          SPK-ID: 2215452
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653035902874143 4.6635e-08  
a 2.442940698664626 2.2304e-08 au
q 2.039113830316119 1.2031e-07 au
i 3.78934697596258 5.7487e-06 deg
node 220.3696165253808 7.5522e-05 deg
peri 67.85935447894762 8.1208e-05 deg
M 260.8721136710518 3.9316e-05 deg
tp 2459384.526469113134
(2021-Jun-19.02646911)
0.00015689 TDB
period 1394.658294457706
3.82
1.91e-05
5.229e-08
d
yr
n .2581277445741512 3.5351e-09 deg/d
Q 2.846767567013133 2.5991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6413 days (17.56 yr)  
   first obs. used      2002-07-12  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59418  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:23:28  

Additional Information
 Earth MOID = 1.02651 au 
 Jupiter MOID = 2.31759 au 
 T_jup = 3.479 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO470313  

215452 (2002 OQ20)          Discovered 2002-Jul-21 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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