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487147 (2014 OB218)
Classification: Main-belt Asteroid          SPK-ID: 2487147
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1116363014433765 7.2603e-08  
a 3.164335548306666 1.756e-07 au
q 2.811080831167911 2.2473e-07 au
i 11.82373380836342 7.6407e-06 deg
node 85.8124211993036 3.6677e-05 deg
peri 348.2543648967119 5.7537e-05 deg
M 254.1100895383235 3.5832e-05 deg
tp 2459605.247807351139
(2022-Jan-25.74780735)
0.00021126 TDB
period 2055.995795040387
5.63
0.00017114
4.686e-07
d
yr
n .175097634376693 1.4575e-08 deg/d
Q 3.517590265445421 1.952e-07 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2007-04-22  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48325  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:04:51  

Additional Information
 Earth MOID = 1.82744 au 
 Jupiter MOID = 1.74577 au 
 T_jup = 3.161 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457261.5 (2015-Aug-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122337422007038 7.3418e-08  
q 2.80931966965174 2.0855e-07 au
tp 2457524.999388488699
(2016-May-16.49938849)
0.00023455 TDB
node 85.94332376745874 3.6803e-05 deg
peri 344.5843397101488 5.763e-05 deg
i 11.80589205367456 7.6103e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      4038 days (11.06 yr)  
   first obs. used      2007-04-22  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48325  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:04:51  

Additional Information
 Jupiter MOID = 1.74577 au 
 T_jup = 3.161 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.390269743877046E-15 -1.194321590505612E-14 -6.283945891848833E-13 -3.147943561796241E-14 -9.131370634960477E-14 -2.579515732411704E-15
q -1.194321590505612E-14 4.349278501821674E-14 -1.470509344009916E-11 3.056711065014225E-14 -3.157756136849547E-12 2.63142207445339E-14
tp -6.283945891848833E-13 -1.470509344009916E-11 5.501492290127895E-8 9.452234384508375E-11 1.046430579522388E-8 2.064251116848478E-12
node -3.147943561796241E-14 3.056711065014225E-14 9.452234384508375E-11 1.354443827190009E-9 -1.306391978769954E-9 6.034231613728655E-11
peri -9.131370634960477E-14 -3.157756136849547E-12 1.046430579522388E-8 -1.306391978769954E-9 3.321189876094597E-9 -5.923162916524061E-11
i -2.579515732411704E-15 2.63142207445339E-14 2.064251116848478E-12 6.034231613728655E-11 -5.923162916524061E-11 5.791726321137547E-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 15.7   n/a MPO437846  

487147 (2014 OB218)          Discovered 2014-Jul-27 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

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