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227347 (2005 UK74)
Classification: Main-belt Asteroid          SPK-ID: 2227347
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1741487767043014 3.422e-08  
a 2.348991557869245 1.0377e-08 au
q 1.939917551577585 8.0253e-08 au
i 3.569466791199083 3.8996e-06 deg
node 98.29057471931952 7.7626e-05 deg
peri 2.556683255568512 7.9014e-05 deg
M 37.07026914981446 1.693e-05 deg
tp 2459065.092147865529
(2020-Aug-03.59214787)
6.1366e-05 TDB
period 1314.984430552851
3.60
8.7137e-06
2.386e-08
d
yr
n .2737674999305105 1.8141e-09 deg/d
Q 2.758065564160905 1.2184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1994-10-06  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58791  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:24  

Additional Information
 Earth MOID = .956627 au 
 Jupiter MOID = 2.39075 au 
 T_jup = 3.536 
[ 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 16.6   n/a MPO454633  

227347 (2005 UK74)          Discovered 2005-Oct-23 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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