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357854 (2005 UK227)
Classification: Main-belt Asteroid          SPK-ID: 2357854
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09416532443570998 6.1257e-08  
a 3.082057444666902 3.8617e-08 au
q 2.791834505460348 1.7708e-07 au
i 6.464946286525001 6.3401e-06 deg
node 57.88669819535762 4.4467e-05 deg
peri 143.7406344785314 5.3428e-05 deg
M 99.63262279251018 2.881e-05 deg
tp 2458453.536201757358
(2018-Dec-01.03620176)
0.00015832 TDB
period 1976.330260595666
5.41
3.7144e-05
1.017e-07
d
yr
n .1821557900406262 3.4235e-09 deg/d
Q 3.372280383873456 4.2253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      204  
   data-arc span      5438 days (14.89 yr)  
   first obs. used      2005-10-25  
   last obs. used      2020-09-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:16  

Additional Information
 Earth MOID = 1.79136 au 
 Jupiter MOID = 1.59551 au 
 T_jup = 3.211 
[ 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 16.0   n/a MPO437511  

357854 (2005 UK227)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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