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243329 (2008 SZ290)
Classification: Main-belt Asteroid          SPK-ID: 2243329
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09360193805791081 5.0697e-08  
a 2.727673339836071 2.7409e-08 au
q 2.47235782883852 1.4131e-07 au
i 5.725481146970627 7.1214e-06 deg
node 69.26969373722903 7.7622e-05 deg
peri 24.1200216693954 9.4451e-05 deg
M 70.84241907441185 5.1632e-05 deg
tp 2458276.699252303611
(2018-Jun-07.19925230)
0.00023662 TDB
period 1645.458620607781
4.51
2.4802e-05
6.79e-08
d
yr
n .2187839885435875 3.2977e-09 deg/d
Q 2.982988850833622 2.9975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5225 days (14.31 yr)  
   first obs. used      2004-12-12  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58691  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:39:36  

Additional Information
 Earth MOID = 1.4903 au 
 Jupiter MOID = 2.1767 au 
 T_jup = 3.342 
[ 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 MPO433594  
diameter diameter 2.787 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243329 (2008 SZ290)          Discovered 2008-Sep-23 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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