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56801 (2000 PF9)
Classification: Main-belt Asteroid          SPK-ID: 2056801
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1282222079046893 1.5298e-07  
a 3.17875496711269 6.7948e-08 AU
q 2.771167986841502 4.7994e-07 AU
i 25.21378301657244 1.6879e-05 deg
node 81.09738164171966 2.1528e-05 deg
peri 359.4448904670792 5.7489e-05 deg
M 76.08780471001498 4.4066e-05 deg
tp 2456562.981362599642
(2013-Sep-27.48136260)
0.00025311 JED
period 2070.06510523489
5.67
6.6373e-05
1.817e-07
d
yr
n .1739075737712852 5.576e-09 deg/d
Q 3.586341947383877 7.666e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      8462 days (23.17 yr)  
   first obs. used      1990-11-21  
   last obs. used      2014-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5613  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 09:27:15  

Additional Information
 Earth MOID = 1.78664 AU 
 T_jup = 3.040 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO244651  

56801 (2000 PF9)          Discovered 2000-Aug-06 by McNaught, R. H. at Siding Spring (413)
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 PF9 = 1990 WE7 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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