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437425 (2013 XE20)
Classification: Main-belt Asteroid          SPK-ID: 2437425
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03712359273015507 7.9826e-08  
a 3.173062233103087 8.1408e-08 au
q 3.055266763053932 2.3671e-07 au
i 22.57069719633853 1.1173e-05 deg
node 122.8434805950928 1.986e-05 deg
peri 115.9230898584608 0.0001495 deg
M 305.1014831354175 0.00014988 deg
tp 2459315.328777369651
(2021-Apr-10.82877737)
0.00086234 TDB
period 2064.506772243864
5.65
7.945e-05
2.175e-07
d
yr
n .1743757903049765 6.7106e-09 deg/d
Q 3.290857703152243 8.443e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      8401 days (23.00 yr)  
   first obs. used      1997-02-01  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5518  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:10:40  

Additional Information
 Earth MOID = 2.08292 au 
 Jupiter MOID = 1.93919 au 
 T_jup = 3.081 
[ 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 15.4   n/a MPO434610  

437425 (2013 XE20)          Discovered 2008-Jan-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1926-May-31 12:30 00:08 Jupiter 1.97266946761185 1.9726676789628 1.97267125646847 6.6465443234404 6.58162546606232 2424667.020965848 8.45789835034045 1217.79325018473 48.0769450932516 -86.6421388478459 2026232.47353364 T 18 CATAB v2.0f-lin.ifort 2020-Feb-26 10:10:59 2020-Feb-26 10:11
2045-Jan-22 04:54 00:03 Jupiter 1.98368815811234 1.98368714979211 1.98368916643438 6.63183434549647 6.56713325699898 2468002.704502808 2.8398082411577 417.952494135424 47.9117288753614 -88.5420184066013 2019443.32905626 T 18 CATAB v2.0f-lin.ifort 2020-Feb-26 10:10:59 2020-Feb-26 10:11
2163-Sep-22 20:11 00:14 Jupiter 1.99488382108091 1.99488272402883 1.9948849182938 6.59624535820999 6.53155861900883 2511344.340984140 14.220627835292 2036.44036754111 48.0798485269242 -89.493745018056 2014931.31908358 T 18 CATAB v2.0f-lin.ifort 2020-Feb-26 10:10:59 2020-Feb-26 10:11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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