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249314 (2008 UO169)
Classification: Main-belt Asteroid          SPK-ID: 2249314
[ 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 .08374087090014619 7.182e-08  
a 3.022964410931485 4.2008e-08 au
q 2.769818738459935 2.1904e-07 au
i 5.272141377217645 8.0316e-06 deg
node 187.751576460464 9.0852e-05 deg
peri 311.0854626178713 0.00011042 deg
M 349.9484074983122 6.0744e-05 deg
tp 2459054.101920618334
(2020-Jul-23.60192062)		 0.00032422 TDB
period 1919.7645964418
5.26		 4.0016e-05
1.096e-07		 d
yr
n .1875229914476204 3.9088e-09 deg/d
Q 3.276110083403035 4.5526e-08 au
   Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      7239 days (19.82 yr)  
   first obs. used      2000-04-05  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:21:41  

Additional Information
 Earth MOID = 1.78633 au 
 Jupiter MOID = 1.74933 au 
 T_jup = 3.234 
[ 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 16.4   n/a MPO413152  
diameter diameter 3.098 km 0.579 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249314 (2008 UO169)          Discovered 2008-Oct-24 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 UO169 = 2000 GY129 = 2005 EZ191 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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