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JPL Small-Body Database Browser
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393416 (2001 QC146)
Classification: Main-belt Asteroid          SPK-ID: 2393416
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965570443711031 4.8465e-08  
a 2.2566795748551 1.761e-08 au
q 1.813113307528944 1.0519e-07 au
i 3.887200344889138 1e-05 deg
node 333.532273292029 0.00012652 deg
peri 307.0989558474047 0.00013098 deg
M 237.5472977846319 3.4611e-05 deg
tp 2459421.681363908557
(2021-Jul-26.18136391)
0.00011977 TDB
period 1238.235565764846
3.39
1.4494e-05
3.968e-08
d
yr
n .2907362782602932 3.4032e-09 deg/d
Q 2.700245842181256 2.1072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      6828 days (18.69 yr)  
   first obs. used      2000-02-04  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51261  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:50:03  

Additional Information
 Earth MOID = .79998 au 
 Jupiter MOID = 2.45198 au 
 T_jup = 3.594 
[ 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 17.8   n/a MPO455790  

393416 (2001 QC146)          Discovered 2001-Aug-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

Alternate Designations
 2001 QC146 = 2007 EV189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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