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266477 (2008 CX4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2266477
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08210941244917362 6.8809e-08  
a 1.979440394870112 1.555e-08 au
q 1.816909707069167 1.3122e-07 au
i 24.82453171988298 7.3902e-06 deg
node 144.6858248275933 1.7157e-05 deg
peri 240.8893231404787 5.3356e-05 deg
M 262.6112371427794 5.2548e-05 deg
tp 2459275.680983320785
(2021-Mar-02.18098332)
0.00014947 TDB
period 1017.213393918145
2.78
1.1986e-05
3.282e-08
d
yr
n .3539080414713544 4.1702e-09 deg/d
Q 2.141971082671057 1.6826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      5840 days (15.99 yr)  
   first obs. used      2003-05-01  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5981  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:40  

Additional Information
 Earth MOID = .863974 au 
 Jupiter MOID = 3.13582 au 
 T_jup = 3.744 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457270.5 (2015-Sep-05.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08206333550067312 6.8732e-08  
q 1.816636953420472 1.31e-07 au
tp 2457241.686597313329
(2015-Aug-07.18659731)
0.00014397 TDB
node 144.7197075621168 1.7155e-05 deg
peri 240.8588572702191 5.3428e-05 deg
i 24.82838673210057 7.3908e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      5840 days (15.99 yr)  
   first obs. used      2003-05-01  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5981  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:47:40  

Additional Information
 Jupiter MOID = 3.13582 au 
 T_jup = 3.744 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.724134318575509E-15 -8.958319255994548E-15 3.77592149111971E-12 -4.496308912923152E-14 1.164220754772783E-12 1.394274438834562E-14
q -8.958319255994548E-15 1.715999405802645E-14 -7.145338639708336E-12 8.322056725062975E-14 -2.198854561135429E-12 -2.492970870128624E-14
tp 3.77592149111971E-12 -7.145338639708336E-12 2.072698416984676E-8 -1.167299186176244E-10 7.316974231284956E-9 1.360883098513589E-11
node -4.496308912923152E-14 8.322056725062975E-14 -1.167299186176244E-10 2.942804904415514E-10 -3.066596795193069E-10 -5.434562371353047E-11
peri 1.164220754772783E-12 -2.198854561135429E-12 7.316974231284956E-9 -3.066596795193069E-10 2.854514048379645E-9 5.353420524642963E-11
i 1.394274438834562E-14 -2.492970870128624E-14 1.360883098513589E-11 -5.434562371353047E-11 5.353420524642963E-11 5.4624246761989E-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 16.8   n/a MPO254491  

266477 (2008 CX4)          Discovered 2008-Feb-03 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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