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357497 (2004 PP31)
Classification: Main-belt Asteroid          SPK-ID: 2357497
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1110634525104774 6.5101e-08  
a 3.034554354137687 4.2703e-08 au
q 2.697526270736454 2.141e-07 au
i 11.03354048152789 6.5759e-06 deg
node 143.7221123472826 4.1333e-05 deg
peri 156.4557434549888 5.7076e-05 deg
M 17.12382780609438 3.8027e-05 deg
tp 2458908.658459570239
(2020-Feb-29.15845957)
0.00020398 TDB
period 1930.81564058632
5.29
4.0757e-05
1.116e-07
d
yr
n .1864497015834618 3.9357e-09 deg/d
Q 3.371582437538921 4.7446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      6377 days (17.46 yr)  
   first obs. used      2002-02-07  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57303  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:30:39  

Additional Information
 Earth MOID = 1.68634 au 
 Jupiter MOID = 1.91635 au 
 T_jup = 3.205 
[ 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 15.7   n/a MPO437509  

357497 (2004 PP31)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2004 PP31 = 2002 CY269 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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