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312312 (2008 CK80)
Classification: Main-belt Asteroid          SPK-ID: 2312312
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1311117439163652 4.4706e-08  
a 2.619971466496476 2.1477e-08 au
q 2.276462438513006 1.1905e-07 au
i 4.675953135337844 5.5688e-06 deg
node 96.3197909344602 5.493e-05 deg
peri 306.3248155595628 6.0613e-05 deg
M 55.78776378063964 2.1211e-05 deg
tp 2458760.462153552542
(2019-Oct-03.96215355)
9.2461e-05 TDB
period 1548.970936724903
4.24
1.9046e-05
5.215e-08
d
yr
n .2324123658260323 2.8577e-09 deg/d
Q 2.963480494479945 2.4292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:15  

Additional Information
 Earth MOID = 1.28912 au 
 Jupiter MOID = 2.41792 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457369.5 (2015-Dec-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296335508295747 4.4219e-08  
q 2.280094502696314 1.1713e-07 au
tp 2457206.733154722788
(2015-Jul-03.23315472)
0.00010412 TDB
node 96.44920489843301 5.5003e-05 deg
peri 305.2660592734185 6.0906e-05 deg
i 4.67300689635865 5.5634e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:15  

Additional Information
 Jupiter MOID = 2.41792 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.955305162303303E-15 -5.11456241440084E-15 9.294493447911422E-13 -1.951280568201497E-14 2.554380622013004E-13 -1.022327296497128E-15
q -5.11456241440084E-15 1.371980636525165E-14 -3.493414695043513E-12 5.422882871832197E-14 -9.222877578207366E-13 3.09963310244813E-15
tp 9.294493447911422E-13 -3.493414695043513E-12 1.084150973989955E-8 -4.679344406717632E-11 2.73886824793534E-9 -1.180265983863048E-12
node -1.951280568201497E-14 5.422882871832197E-14 -4.679344406717632E-11 3.02527877429366E-9 -3.026655723834402E-9 -1.963433813112772E-11
peri 2.554380622013004E-13 -9.222877578207366E-13 2.73886824793534E-9 -3.026655723834402E-9 3.709534402560117E-9 1.926666891827222E-11
i -1.022327296497128E-15 3.09963310244813E-15 -1.180265983863048E-12 -1.963433813112772E-11 1.926666891827222E-11 3.095131592724098E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO494655  

312312 (2008 CK80)          Discovered 2008-Feb-07 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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