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53447 (1999 XL105)
Classification: Main-belt Asteroid          SPK-ID: 2053447
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1523310461421839 7.1575e-08  
a 2.287138743890142 1.5716e-08 AU
q 1.938736506361036 1.6108e-07 AU
i 6.00665992394219 6.768e-06 deg
node 48.51465115177073 6.6009e-05 deg
peri 45.02379668567114 7.123e-05 deg
M 107.9986125538641 2.3851e-05 deg
tp 2456621.488080217941
(2013-Nov-24.98808022)
8.2783e-05 JED
period 1263.389296353134
3.46
1.3022e-05
3.565e-08
d
yr
n .2849477995730741 2.937e-09 deg/d
Q 2.635540981419248 1.811e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      7844 days (21.48 yr)  
   first obs. used      1992-11-25  
   last obs. used      2014-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53489  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 15:07:28  

Additional Information
 Earth MOID = .960286 AU 
 T_jup = 3.578 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7 mag n/a MPO240611  

53447 (1999 XL105)          Discovered 1999-Dec-08 by Shimizu, Y., Urata, T. at Nachi-Katsuura (905)
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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