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46398 (2002 CQ146)
Classification: Main-belt Asteroid          SPK-ID: 2046398
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980929215637828 2.9387e-08  
a 2.464859634535423 1.0608e-08 au
q 1.976588388285663 7.0587e-08 au
i 4.437402873348645 3.1818e-06 deg
node 303.4312939287475 6.367e-05 deg
peri 12.99337720359328 6.5203e-05 deg
M 124.1906600972485 1.6163e-05 deg
tp 2458512.889385871184
(2019-Jan-29.38938587)
6.1721e-05 TDB
period 1413.470392611779
3.87
9.1248e-06
2.498e-08
d
yr
n .2546922821176325 1.6442e-09 deg/d
Q 2.953130880785182 1.271e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1184  
   data-arc span      14381 days (39.37 yr)  
   first obs. used      1980-09-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4971  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:27:19  

Additional Information
 Earth MOID = .963287 au 
 Jupiter MOID = 2.34233 au 
 T_jup = 3.456 
[ 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 15.2   n/a MPO502465  

46398 (2002 CQ146)          Discovered 2002-Feb-09 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 CQ146 = 1980 RG8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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