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469454 (2002 PT164)
Classification: Main-belt Asteroid          SPK-ID: 2469454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3624492005682194 1.747e-07  
a 2.808220941835131 5.8602e-08 au
q 1.790383506448056 5.1074e-07 au
i 2.600388925902323 1.6902e-05 deg
node 115.3644659609164 0.00027065 deg
peri 181.4804514423146 0.00027748 deg
M 286.5322338513733 2.9576e-05 deg
tp 2459351.283915628671
(2021-May-16.78391563)
0.00013728 TDB
period 1718.879125450071
4.71
5.3805e-05
1.473e-07
d
yr
n .2094388108330408 6.5559e-09 deg/d
Q 3.826058377222207 7.9843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      5097 days (13.95 yr)  
   first obs. used      2002-07-18  
   last obs. used      2016-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59406  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:42:26  

Additional Information
 Earth MOID = .774506 au 
 Jupiter MOID = 1.41596 au 
 T_jup = 3.221 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456247.5 (2012-Nov-16.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3593777491180112 1.7599e-07  
q 1.801571869949129 5.1103e-07 au
tp 2455894.099686148366
(2011-Nov-28.59968615)
0.00019049 TDB
node 115.5344055733405 0.00027249 deg
peri 179.6830143827482 0.00027976 deg
i 2.583167940861659 1.7041e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      34  
   data-arc span      5097 days (13.95 yr)  
   first obs. used      2002-07-18  
   last obs. used      2016-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59406  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:42:26  

Additional Information
 Jupiter MOID = 1.41596 au 
 T_jup = 3.221 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.097106524265946E-14 -8.990058895386946E-14 -1.14992034600997E-11 -6.189762352983524E-13 -2.39907929622845E-12 -5.086502687865886E-14
q -8.990058895386946E-14 2.611556499779283E-13 3.445881704594591E-11 1.862209904013283E-12 7.336446371389124E-12 1.470296102795484E-13
tp -1.14992034600997E-11 3.445881704594591E-11 3.628662980435122E-8 1.011133414682222E-9 1.20384260435137E-8 9.341177203358959E-12
node -6.189762352983524E-13 1.862209904013283E-12 1.011133414682222E-9 7.425171711736129E-8 -7.385792565955272E-8 -2.310242449095896E-9
peri -2.39907929622845E-12 7.336446371389124E-12 1.20384260435137E-8 -7.385792565955272E-8 7.826790953975057E-8 2.308895492283239E-9
i -5.086502687865886E-14 1.470296102795484E-13 9.341177203358959E-12 -2.310242449095896E-9 2.308895492283239E-9 2.903799494323683E-10

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 18.2   n/a MPO198869  

469454 (2002 PT164)          Discovered 2002-Aug-08 by Hoenig, S. F. at Palomar
Reference: Last Updated: 2016-08-22

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