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357254 (2002 PN173)
Classification: Main-belt Asteroid          SPK-ID: 2357254
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2825897901498858 9.049e-08  
a 2.730473373926456 3.1343e-08 au
q 1.958869476178728 2.3511e-07 au
i 3.062810756111792 1.1226e-05 deg
node 259.8402868332916 0.00020573 deg
peri 124.2715665116626 0.00020889 deg
M 307.9298970218054 2.764e-05 deg
tp 2459238.864338521413
(2021-Jan-24.36433852)
0.00012782 TDB
period 1647.992935670662
4.51
2.8376e-05
7.769e-08
d
yr
n .2184475383406273 3.7614e-09 deg/d
Q 3.502077271674183 4.0201e-08 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      5253 days (14.38 yr)  
   first obs. used      2002-08-08  
   last obs. used      2016-12-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65003  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 06:53:15  

Additional Information
 Earth MOID = .964709 au 
 Jupiter MOID = 1.97367 au 
 T_jup = 3.293 
[ 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 17.7   n/a MPO397317  

357254 (2002 PN173)          Discovered 2002-Aug-08 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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