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227380 (2005 UJ255)
Classification: Main-belt Asteroid          SPK-ID: 2227380
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1351568133467582 5.0306e-08  
a 2.393024064293105 1.4119e-08 au
q 2.069590557501141 1.2025e-07 au
i 1.973565641988606 5.6679e-06 deg
node 148.4396575027317 0.00016182 deg
peri 41.65553613980349 0.00016332 deg
M 233.9570723600924 2.4441e-05 deg
tp 2459673.907361657102
(2022-Apr-04.40736166)
9.4293e-05 TDB
period 1352.131796584803
3.70
1.1967e-05
3.276e-08
d
yr
n .2662462349523051 2.3563e-09 deg/d
Q 2.716457571085069 1.6027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      210  
   data-arc span      9014 days (24.68 yr)  
   first obs. used      1996-03-11  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:00:27  

Additional Information
 Earth MOID = 1.06979 au 
 Jupiter MOID = 2.23735 au 
 T_jup = 3.517 
[ 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 17.4   n/a MPO391181  

227380 (2005 UJ255)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 UJ255 = 1996 ER5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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