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226241 (2002 XU42)
Classification: Main-belt Asteroid          SPK-ID: 2226241
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05937270452035925 5.0677e-08  
a 2.304828061369822 1.6266e-08 au
q 2.167984185911879 1.148e-07 au
i 6.203087252608213 5.942e-06 deg
node 258.4916128091626 4.3965e-05 deg
peri 297.6840314831371 6.2989e-05 deg
M 237.2005547583848 4.6385e-05 deg
tp 2459436.463499703266
(2021-Aug-09.96349970)
0.00016602 TDB
period 1278.074665438214
3.50
1.353e-05
3.704e-08
d
yr
n .2816736844373382 2.9818e-09 deg/d
Q 2.441671936827764 1.7232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      7232 days (19.80 yr)  
   first obs. used      2000-02-02  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57774  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 15:35:11  

Additional Information
 Earth MOID = 1.17264 au 
 Jupiter MOID = 2.54657 au 
 T_jup = 3.579 
[ 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 16.7   n/a MPO418208  

226241 (2002 XU42)          Discovered 2002-Dec-08 by Yeung, W. K. Y. at Desert Eagle
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2002 XU42 = 2004 JQ28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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