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123846 (2001 CQ31)
Classification: Inner Main-belt Asteroid          SPK-ID: 2123846
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06329014615841996 6.4826e-08  
a 1.917868141879392 6.7647e-09 au
q 1.796485986867268 1.2354e-07 au
i 23.53232438334727 4.6715e-06 deg
node 116.4101469299968 1.3356e-05 deg
peri 339.5435050855722 4.8158e-05 deg
M 137.3890726073911 4.7016e-05 deg
tp 2458630.266054116224
(2019-May-26.76605412)
0.00012581 TDB
period 970.1224266870055
2.66
5.1327e-06
1.405e-08
d
yr
n .371087184562272 1.9634e-09 deg/d
Q 2.039250296891515 7.1929e-09 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      7639 days (20.91 yr)  
   first obs. used      1999-07-19  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:04:06  

Additional Information
 Earth MOID = .818273 au 
 Jupiter MOID = 3.07532 au 
 T_jup = 3.824 
[ 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 16.2   n/a MPO401090  

123846 (2001 CQ31)          Discovered 2001-Feb-04 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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