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227418 (2005 UJ517)
Classification: Main-belt Asteroid          SPK-ID: 2227418
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06806653278786513 4.2725e-08  
a 2.692708077833719 1.9818e-08 au
q 2.509424775165701 1.1901e-07 au
i 15.21749222347064 4.5347e-06 deg
node 182.730491159901 1.7268e-05 deg
peri 48.5815192155029 3.6967e-05 deg
M 303.5059216286011 3.3194e-05 deg
tp 2459453.769424748403
(2021-Aug-27.26942475)		 0.0001491 TDB
period 1613.921238081213
4.42		 1.7817e-05
4.878e-08		 d
yr
n .2230592122500372 2.4625e-09 deg/d
Q 2.875991380501737 2.1167e-08 au
   Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      7493 days (20.51 yr)  
   first obs. used      2000-09-04  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:41  

Additional Information
 Earth MOID = 1.52517 au 
 Jupiter MOID = 2.11954 au 
 T_jup = 3.317 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.77   n/a E2021B55  

227418 (2005 UJ517)          Discovered 2005-Oct-25 by Becker, A. C. at Apache Point
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 UJ517 = 2008 HB47 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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