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437906 (2001 XF220)
Classification: Main-belt Asteroid          SPK-ID: 2437906
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876437551463047 1.5553e-07  
a 3.055931832027607 4.468e-08 au
q 2.48250530759482 4.6315e-07 au
i 12.21134012194448 1.4569e-05 deg
node 252.7218942583382 4.0184e-05 deg
peri 132.4889907656198 4.7299e-05 deg
M 228.6435864600299 2.7191e-05 deg
tp 2459912.471651682687
(2022-Nov-28.97165168)
0.00015568 TDB
period 1951.254512043872
5.34
4.2793e-05
1.172e-07
d
yr
n .1844966906049136 4.0462e-09 deg/d
Q 3.629358356460393 5.3064e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2001-11-19  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:44:39  

Additional Information
 Earth MOID = 1.50554 au 
 Jupiter MOID = 1.89972 au 
 T_jup = 3.174 
[ 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 16.32   n/a E2021B25  

437906 (2001 XF220)          Discovered 2001-Dec-15 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

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