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226308 (2003 CN2)
Classification: Main-belt Asteroid          SPK-ID: 2226308
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 .1599350125174374 6.6441e-08  
a 2.369583616467884 2.0403e-08 au
q 1.990604231106978 1.6347e-07 au
i 4.735083326395486 7.8541e-06 deg
node 170.9528122454294 8.8012e-05 deg
peri 265.9414559221708 9.1852e-05 deg
M 306.8690012363839 3.0663e-05 deg
tp 2459197.130989027581
(2020-Dec-13.63098903)
0.00011497 TDB
period 1332.313671814577
3.65
1.7208e-05
4.711e-08
d
yr
n .2702066394842959 3.4899e-09 deg/d
Q 2.748563001828789 2.3666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      1998-11-11  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64187  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:34  

Additional Information
 Earth MOID = 1.01249 au 
 Jupiter MOID = 2.50891 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456698.5 (2014-Feb-10.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1602097090493196 6.6658e-08  
q 1.990615250088292 1.6432e-07 au
tp 2456529.060746958760
(2013-Aug-24.56074696)
9.7917e-05 TDB
node 171.0924224540202 8.7986e-05 deg
peri 265.2631698860301 9.1816e-05 deg
i 4.73516536776158 7.8595e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      214  
   data-arc span      7094 days (19.42 yr)  
   first obs. used      1998-11-11  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64187  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:34  

Additional Information
 Jupiter MOID = 2.50891 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.443342193641511E-15 -1.08984227891403E-14 -2.331091439223708E-12 5.140283913961719E-15 -6.725457733892597E-13 3.304354806778709E-15
q -1.08984227891403E-14 2.700053000509422E-14 6.141812811130831E-12 -1.339045518416478E-14 1.764713262984985E-12 -7.561794496671695E-15
tp -2.331091439223708E-12 6.141812811130831E-12 9.587772378335609E-9 -3.912222017846954E-11 2.620969495654624E-9 -5.280154738717041E-12
node 5.140283913961719E-15 -1.339045518416478E-14 -3.912222017846954E-11 7.741559816796128E-9 -7.724766129311176E-9 1.999650806679898E-10
peri -6.725457733892597E-13 1.764713262984985E-12 2.620969495654624E-9 -7.724766129311176E-9 8.43025570466158E-9 -2.007110958132186E-10
i 3.304354806778709E-15 -7.561794496671695E-15 -5.280154738717041E-12 1.999650806679898E-10 -2.007110958132186E-10 6.177161146717557E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO446238  
diameter diameter 2.387 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226308 (2003 CN2)          Discovered 2003-Feb-01 by NEAT at Haleakala
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2003 CN2 = 2005 RQ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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