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JPL Small-Body Database Browser
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357253 (2002 PQ171)
Classification: Main-belt Asteroid          SPK-ID: 2357253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1244637294514886 1.5298e-07  
a 2.558494083077274 5.5516e-08 au
q 2.24005436771791 3.5302e-07 au
i 4.088859419376879 9.8669e-06 deg
node 355.5660320968789 0.0001096 deg
peri 290.9803014810363 0.00017581 deg
M 56.04919209019845 0.00017025 deg
tp 2458367.775605823771
(2018-Sep-06.27560582)
0.00069975 TDB
period 1494.772337995812
4.09
4.8652e-05
1.332e-07
d
yr
n .2408393511500804 7.8389e-09 deg/d
Q 2.876933798436638 6.2426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      6321 days (17.31 yr)  
   first obs. used      2002-08-08  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71903  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:21:10  

Additional Information
 Earth MOID = 1.22715 au 
 Jupiter MOID = 2.27908 au 
 T_jup = 3.422 
[ 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 17.5   n/a MPO402435  

357253 (2002 PQ171)          Discovered 2002-Aug-14 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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