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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1524158348188659 7.518e-08  
a 2.287415087115054 1.5571e-08 AU
q 1.938776807035144 1.6942e-07 AU
i 6.006456875570146 7.0393e-06 deg
node 48.51757560663127 7.0081e-05 deg
peri 45.06125065772014 7.6067e-05 deg
M 50.96461941404026 2.5627e-05 deg
tp 2456621.611598478269
(2013-Nov-25.11159848)
8.9678e-05 JED
period 1263.618276526983
3.46
1.2903e-05
3.533e-08
d
yr
n .2848961642035197 2.9091e-09 deg/d
Q 2.636053367194964 1.7945e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      7794 days (21.34 yr)  
   first obs. used      1992-11-25  
   last obs. used      2014-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55996  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:57:50  

Additional Information
 Earth MOID = .959994 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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