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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280899704688902 1.4105e-07  
a 3.177689634208783 6.3717e-08 au
q 2.770659462803681 4.3217e-07 au
i 25.21562115036407 1.1967e-05 deg
node 81.0858347865918 2.135e-05 deg
peri 359.2736838567507 5.4139e-05 deg
M 145.8865493930463 4.2681e-05 deg
tp 2456562.047634717160
(2013-Sep-26.54763472)
0.00024137 JED
period 2069.024545152548
5.66
6.223e-05
1.704e-07
d
yr
n .1739950358942974 5.2332e-09 deg/d
Q 3.584719805613885 7.1878e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      8919 days (24.42 yr)  
   first obs. used      1990-11-21  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60301  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:04:05  

Additional Information
 Earth MOID = 1.78588 au 
 Jupiter MOID = 1.70375 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 14.2 mag n/a MPO337708  

56801 (2000 PF9)          Discovered 2000-Aug-06 by McNaught, R. H. at Siding Spring
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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