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243343 (2008 UY117)
Classification: Main-belt Asteroid          SPK-ID: 2243343
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1370399273196957 1.1806e-07  
a 2.863520686517355 3.8976e-08 au
q 2.471104019758571 3.1172e-07 au
i 4.847986368938837 1.0963e-05 deg
node 354.3413352597643 6.8007e-05 deg
peri 149.3811518435679 9.0144e-05 deg
M 57.9551140094634 6.1091e-05 deg
tp 2458715.570000108338
(2019-Aug-20.07000011)
0.00029568 TDB
period 1769.90075361165
4.85
3.6136e-05
9.893e-08
d
yr
n .2034012355017003 4.1528e-09 deg/d
Q 3.255937353276138 4.4317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      6035 days (16.52 yr)  
   first obs. used      2003-10-19  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55987  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 12:47:30  

Additional Information
 Earth MOID = 1.4848 au 
 Jupiter MOID = 1.7552 au 
 T_jup = 3.282 
[ 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 17.0   n/a MPO418300  
diameter diameter 2.988 km 0.857 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243343 (2008 UY117)          Discovered 2008-Oct-22 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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