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JPL Small-Body Database Browser
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39204 (2000 XF20)
Classification: Main-belt Asteroid          SPK-ID: 2039204
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .15377677247724 4.8556e-08  
a 2.339127771174009 1.1744e-08 au
q 1.97942425211099 1.1463e-07 au
i 6.674919930961775 5.5624e-06 deg
node 320.7038403864531 3.5003e-05 deg
peri 350.6077894346078 3.8826e-05 deg
M 262.1702210211532 2.1675e-05 deg
tp 2459355.597746418978
(2021-May-21.09774642)
8.0517e-05 TDB
period 1306.710390692727
3.58
9.8412e-06
2.694e-08
d
yr
n .2755009851947019 2.0749e-09 deg/d
Q 2.698831290237028 1.355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      8603 days (23.55 yr)  
   first obs. used      1996-10-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:41:18  

Additional Information
 Earth MOID = .96558 au 
 Jupiter MOID = 2.56419 au 
 T_jup = 3.541 
[ 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 14.9   n/a MPO365712  
diameter diameter 2.561 km 0.199 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.389   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39204 (2000 XF20)          Discovered 2000-Dec-04 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 XF20 = 1996 TH26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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