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208777 (2002 PT165)
Classification: Main-belt Asteroid          SPK-ID: 2208777
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07141993612113291 8.5743e-08  
a 2.668469704995029 3.4475e-08 au
q 2.477887769123105 2.3809e-07 au
i 3.130863934344664 7.7702e-06 deg
node 127.4202767181413 0.00017221 deg
peri 207.4551813075506 0.00019479 deg
M 23.18855351879954 0.00010653 deg
tp 2458897.943545193310
(2020-Feb-18.44354519)
0.00046966 TDB
period 1592.178817901518
4.36
3.0855e-05
8.448e-08
d
yr
n .2261052564902714 4.3817e-09 deg/d
Q 2.859051640866952 3.6937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      8534 days (23.36 yr)  
   first obs. used      1994-12-02  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67599  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:11:12  

Additional Information
 Earth MOID = 1.46813 au 
 Jupiter MOID = 2.39049 au 
 T_jup = 3.376 
[ show covariance matrix ]

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 MPO440111  

208777 (2002 PT165)          Discovered 2002-Aug-08 by Lowe, A. at Palomar
Reference: 20090311/Numbers.arcLast Updated: 2009-03-12

[ show close-approach data ]
Alternate Designations
 2002 PT165 = 1994 XS3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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