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305397 (2008 CB74)
Classification: Main-belt Asteroid          SPK-ID: 2305397
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520297674543347 6.7166e-08  
a 2.781308745786335 5.0399e-08 au
q 2.358467023945731 2.0071e-07 au
i 5.791349226993602 9.471e-06 deg
node 136.6421559492852 7.7494e-05 deg
peri 297.8154046381785 8.8366e-05 deg
M 282.2089054173588 5.4133e-05 deg
tp 2459366.599900334025
(2021-Jun-01.09990033)
0.00026166 TDB
period 1694.229459391855
4.64
4.605e-05
1.261e-07
d
yr
n .212485975854311 5.7755e-09 deg/d
Q 3.204150467626939 5.8061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2001-08-27  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58179  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:40:42  

Additional Information
 Earth MOID = 1.38032 au 
 Jupiter MOID = 2.06786 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456689.5 (2014-Feb-01.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1520393679939933 6.6998e-08  
q 2.359282986639834 2.0114e-07 au
tp 2455966.643469157059
(2012-Feb-09.14346916)
0.00020556 TDB
node 136.9310736580842 7.7781e-05 deg
peri 295.9559052769653 8.8591e-05 deg
i 5.780367926369899 9.458e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2001-08-27  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58179  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:40:42  

Additional Information
 Jupiter MOID = 2.06786 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.488737920782811E-15 -1.318087348182604E-14 -1.261215617821988E-12 8.507950308836668E-15 -2.984946543602351E-13 6.395697789470751E-15
q -1.318087348182604E-14 4.045704127730147E-14 7.690715775989764E-12 -2.887974431716685E-14 1.800890972365378E-12 -1.810315447526328E-14
tp -1.261215617821988E-12 7.690715775989764E-12 4.225365040101755E-8 -6.268115113507929E-11 8.766313455306649E-9 -7.875776592234334E-12
node 8.507950308836668E-15 -2.887974431716685E-14 -6.268115113507929E-11 6.04995812967962E-9 -6.031045305496235E-9 1.493524569293307E-10
peri -2.984946543602351E-13 1.800890972365378E-12 8.766313455306649E-9 -6.031045305496235E-9 7.848285703137146E-9 -1.501403266802073E-10
i 6.395697789470751E-15 -1.810315447526328E-14 -7.875776592234334E-12 1.493524569293307E-10 -1.501403266802073E-10 8.94529507902644E-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 16.7   n/a MPO440439  

305397 (2008 CB74)          Discovered 2008-Feb-09 by Healy, D. at Junk Bond
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CB74 = 2006 SX350 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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