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74501 (1999 CO152)
Classification: Main-belt Asteroid          SPK-ID: 2074501
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07112173939005435 5.1781e-08  
a 3.06534197594452 2.6129e-08 au
q 2.84732952279 1.6348e-07 au
i 6.621039572446941 6.4498e-06 deg
node 150.844614965766 4.1296e-05 deg
peri 332.3264189905256 5.8545e-05 deg
M 8.638719132114733 4.1251e-05 deg
tp 2458953.460393639678
(2020-Apr-13.96039364)
0.00022442 TDB
period 1960.274206249187
5.37
2.5064e-05
6.862e-08
d
yr
n .1836477768530294 2.3481e-09 deg/d
Q 3.283354429099041 2.7987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      9534 days (26.10 yr)  
   first obs. used      1994-03-13  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:06:00  

Additional Information
 Earth MOID = 1.86465 au 
 Jupiter MOID = 1.75659 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456812.5 (2014-Jun-04.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07157042194825072 5.2352e-08  
q 2.845611711037417 1.656e-07 au
tp 2457006.143448676366
(2014-Dec-14.64344868)
0.00021309 TDB
node 150.8910189642731 4.1342e-05 deg
peri 334.7125814378578 5.7993e-05 deg
i 6.616256170838635 6.4467e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      9534 days (26.10 yr)  
   first obs. used      1994-03-13  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55322  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:06:00  

Additional Information
 Jupiter MOID = 1.75659 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.740698135755372E-15 -8.579639230028573E-15 2.422774876186709E-12 -5.687521672673058E-15 4.487202533675382E-13 1.105298555380768E-16
q -8.579639230028573E-15 2.742388614773666E-14 -6.44151671039536E-12 1.698073558302083E-14 -1.199527948352938E-12 -2.413743740922225E-16
tp 2.422774876186709E-12 -6.44151671039536E-12 4.540866132369589E-8 -4.096917709988263E-11 8.686537738937512E-9 -1.784978501942445E-12
node -5.687521672673058E-15 1.698073558302083E-14 -4.096917709988263E-11 1.709141292927462E-9 -1.705332210810489E-9 2.999561323994734E-11
peri 4.487202533675382E-13 -1.199527948352938E-12 8.686537738937512E-9 -1.705332210810489E-9 3.363131859674711E-9 -3.014170542541702E-11
i 1.105298555380768E-16 -2.413743740922225E-16 -1.784978501942445E-12 2.999561323994734E-11 -3.014170542541702E-11 4.156042723553304E-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 15.3   n/a MPO417340  

74501 (1999 CO152)          Discovered 1999-Feb-12 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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