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526940 (2007 PR)
Classification: Mars-crossing Asteroid          SPK-ID: 2526940
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5344347890041004 1.2974e-07  
a 3.032662428294841 4.7504e-08 au
q 1.411902123308425 3.8375e-07 au
i 12.7467355107374 1.1812e-05 deg
node 317.9578677592291 2.5378e-05 deg
peri 50.28282869342777 4.0665e-05 deg
M 172.3454207548752 2.2749e-05 deg
tp 2458277.010884798292
(2018-Jun-07.51088480)
0.00010109 TDB
period 1929.010240112286
5.28
4.5325e-05
1.241e-07
d
yr
n .1866242037051316 4.385e-09 deg/d
Q 4.653422733281257 7.2893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      5857 days (16.04 yr)  
   first obs. used      2003-01-13  
   last obs. used      2019-01-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43668  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 19:34:40  

Additional Information
 Earth MOID = .447957 au 
 Jupiter MOID = 1.20587 au 
 T_jup = 2.974 
[ 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 16.6   n/a MPO281884  

526940 (2007 PR)          Discovered 2007-Aug-05 by Broughton, J. at Reedy Creek
Reference: Last Updated: 2019-05-29

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