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390646 (2002 PN56)
Classification: Mars-crossing Asteroid          SPK-ID: 2390646
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2539896583231274 8.5673e-08  
a 2.181241023467696 1.5949e-08 au
q 1.627228361196747 1.7862e-07 au
i 7.096620740602829 1.0159e-05 deg
node 157.2669423871568 6.3119e-05 deg
peri 141.6946964350214 6.7195e-05 deg
M 205.4940600737314 3.0597e-05 deg
tp 2459505.506062816564
(2021-Oct-18.00606282)
0.00010417 TDB
period 1176.667917755916
3.22
1.2905e-05
3.533e-08
d
yr
n .305948683199058 3.3556e-09 deg/d
Q 2.735253685738645 2e-08 au
  Orbit Determination Parameters
   # obs. used (total)      120  
   data-arc span      5814 days (15.92 yr)  
   first obs. used      2002-08-09  
   last obs. used      2018-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6367  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:50:06  

Additional Information
 Earth MOID = .61914 au 
 Jupiter MOID = 2.52068 au 
 T_jup = 3.628 
[ 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 17.8   n/a MPO455776  

390646 (2002 PN56)          Discovered 2002-Aug-09 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

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