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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 56 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07315812356301818 4.3669e-08  
a 2.868666166499208 1.418e-08 au
q 2.658799932629409 1.2274e-07 au
i 3.013545660827936 3.9207e-06 deg
node 66.74024866228967 8.8068e-05 deg
peri 270.2114194040398 9.2084e-05 deg
M 142.4463336155005 2.7344e-05 deg
tp 2457898.289662477295
(2017-May-24.78966248)
0.0001346 TDB
period 1774.673416239231
4.86
1.3159e-05
3.603e-08
d
yr
n .2028542247299155 1.5041e-09 deg/d
Q 3.078532400369007 1.5218e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1525  
   data-arc span      10714 days (29.33 yr)  
   first obs. used      1989-12-01  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55509  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:24:02  

Additional Information
 Earth MOID = 1.65052 au 
 Jupiter MOID = 2.19483 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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