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259678 (2003 XF8)
Classification: Main-belt Asteroid          SPK-ID: 2259678
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2596066582691786 3.2841e-08  
a 2.289617886259861 8.3701e-09 au
q 1.695217838094598 7.7817e-08 au
i 6.263471919555921 4.7007e-06 deg
node 291.846537212948 4e-05 deg
peri 108.5439909397204 4.193e-05 deg
M 292.6926053465605 1.0569e-05 deg
tp 2459237.093723857168
(2021-Jan-22.59372386)
3.7493e-05 TDB
period 1265.444027764458
3.46
6.9391e-06
1.9e-08
d
yr
n .2844851230883585 1.56e-09 deg/d
Q 2.884017934425124 1.0543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      6272 days (17.17 yr)  
   first obs. used      2003-09-07  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47988  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:50:40  

Additional Information
 Earth MOID = .716349 au 
 Jupiter MOID = 2.57076 au 
 T_jup = 3.546 
[ 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 16.5   n/a MPO437206  
diameter diameter 2.813 km 0.874 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.067   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

259678 (2003 XF8)          Discovered 2003-Dec-04 by LINEAR at Socorro
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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