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JPL Small-Body Database Browser
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146428 (2001 QC258)
Classification: Main-belt Asteroid          SPK-ID: 2146428
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1782769302617477 8.2951e-08  
a 2.547657960423357 2.1876e-08 au
q 2.093469319882176 2.1462e-07 au
i 7.642421242688869 6.9069e-06 deg
node 89.05265159122854 6.0302e-05 deg
peri 252.3469293674201 6.3754e-05 deg
M 119.53024062099 2.6472e-05 deg
tp 2458107.342774062806
(2017-Dec-19.84277406)		 0.00010469 TDB
period 1485.286069994021
4.07		 1.9131e-05
5.238e-08		 d
yr
n .2423775508791039 3.1218e-09 deg/d
Q 3.001846600964539 2.5776e-08 au
   Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58131  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:12:59  

Additional Information
 Earth MOID = 1.09914 au 
 Jupiter MOID = 2.4143 au 
 T_jup = 3.407 
[ 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 15.9   n/a MPO417787  

146428 (2001 QC258)          Discovered 2001-Aug-25 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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