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JPL Small-Body Database Browser
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357696 (2005 OQ21)
Classification: Main-belt Asteroid          SPK-ID: 2357696
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2469145162010012 5.9907e-08  
a 2.682388214156896 1.9961e-08 au
q 2.020067625995078 1.6583e-07 au
i 12.34491957753373 1.0122e-05 deg
node 336.6391076829303 2.6259e-05 deg
peri 299.0340630879874 3.354e-05 deg
M 75.11984570425957 1.6785e-05 deg
tp 2458265.663293371332
(2018-May-27.16329337)
7.4942e-05 TDB
period 1604.652049751021
4.39
1.7912e-05
4.904e-08
d
yr
n .2243477020802472 2.5042e-09 deg/d
Q 3.344708802318713 2.489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      4731 days (12.95 yr)  
   first obs. used      2005-07-28  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:23:49  

Additional Information
 Earth MOID = 1.03634 au 
 Jupiter MOID = 1.98155 au 
 T_jup = 3.299 
[ 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 16.4   n/a MPO455583  

357696 (2005 OQ21)          Discovered 2005-Jul-28 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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