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13837 (1999 XF25)
Classification: Outer Main-belt Asteroid          SPK-ID: 2013837
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016726130557899 4.0666e-08  
a 3.217480069173313 1.9301e-08 au
q 2.890350463085539 1.2745e-07 au
i 11.97415247297069 4.6348e-06 deg
node 223.5237221362609 1.8191e-05 deg
peri 208.2434623812275 2.7372e-05 deg
M 190.4178123349805 2.2076e-05 deg
tp 2459993.501621342181
(2023-Feb-18.00162134)
0.0001322 TDB
period 2108.007855101662
5.77
1.8968e-05
5.193e-08
d
yr
n .17077735224219 1.5367e-09 deg/d
Q 3.544609675261088 2.1263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1621  
   data-arc span      13334 days (36.51 yr)  
   first obs. used      1984-03-07  
   last obs. used      2020-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49334  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:43:49  

Additional Information
 Earth MOID = 1.91014 au 
 Jupiter MOID = 1.82444 au 
 T_jup = 3.148 
[ 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 13.1   n/a MPO395137  
diameter diameter 6.794 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13837 (1999 XF25)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 XF25 = 1984 EG2 = 1988 XE3 = 1991 LE6 = 1998 QY65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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