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JPL Small-Body Database Browser
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226950 (2004 UJ4)
Classification: Main-belt Asteroid          SPK-ID: 2226950
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09746216465067252 4.6806e-08  
a 2.582991663504209 2.6304e-08 au
q 2.331247704704448 1.2357e-07 au
i 14.01596438816935 9.0055e-06 deg
node 313.4012463948094 2.1828e-05 deg
peri 93.70307822330855 6.0384e-05 deg
M 167.6107938521525 5.3388e-05 deg
tp 2457894.536226385487
(2017-May-21.03622639)
0.00022408 TDB
period 1516.292314237259
4.15
2.3162e-05
6.341e-08
d
yr
n .2374212390445907 3.6267e-09 deg/d
Q 2.834735622303971 2.8868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      6323 days (17.31 yr)  
   first obs. used      2000-12-05  
   last obs. used      2018-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53862  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:27:58  

Additional Information
 Earth MOID = 1.39075 au 
 Jupiter MOID = 2.48775 au 
 T_jup = 3.375 
[ 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 MPO437075  

226950 (2004 UJ4)          Discovered 2004-Oct-16 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 UJ4 = 2000 XE36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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