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13807 (1998 XE13)
Classification: Main-belt Asteroid          SPK-ID: 2013807
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 61 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07357329410722033 4.161e-08  
a 2.867592747367631 1.2363e-08 au
q 2.656614502785821 1.1855e-07 au
i 3.013558872057867 3.5384e-06 deg
node 66.73333523544348 8.5924e-05 deg
peri 270.2124616376991 8.9415e-05 deg
M 223.6201857813911 2.6274e-05 deg
tp 2459672.427213351534
(2022-Apr-02.92721335)
0.00013053 TDB
period 1773.677418410399
4.86
1.147e-05
3.14e-08
d
yr
n .2029681362931475 1.3125e-09 deg/d
Q 3.078570991949442 1.3272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      11137 days (30.49 yr)  
   first obs. used      1989-12-01  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:38:59  

Additional Information
 Earth MOID = 1.64924 au 
 Jupiter MOID = 2.19669 au 
 T_jup = 3.293 
[ 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 13.9   n/a MPO337375  
diameter diameter 4.570 km 1.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.255   0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13807 (1998 XE13)          Discovered 1998-Dec-15 by ODAS at Caussols
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XE13 = 1991 HA2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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