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243356 (2008 UP325)
Classification: Main-belt Asteroid          SPK-ID: 2243356
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1296476544200598 6.3379e-08  
a 3.092833477964263 4.6994e-08 au
q 2.691854872034361 1.9335e-07 au
i 3.655418718545809 6.0629e-06 deg
node 270.1988336056369 0.00010232 deg
peri 230.0086876500639 0.00010494 deg
M 343.9173362808588 2.6205e-05 deg
tp 2459089.254159125527
(2020-Aug-27.75415913)
0.0001458 TDB
period 1986.704307394168
5.44
4.528e-05
1.24e-07
d
yr
n .1812046204662378 4.13e-09 deg/d
Q 3.493812083894166 5.3087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      5821 days (15.94 yr)  
   first obs. used      2003-12-29  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54915  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 16:28:47  

Additional Information
 Earth MOID = 1.70692 au 
 Jupiter MOID = 1.55861 au 
 T_jup = 3.208 
[ 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 15.8   n/a MPO418301  
diameter diameter 3.998 km 1.209 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243356 (2008 UP325)          Discovered 2008-Oct-31 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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