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249269 (2008 SH159)
Classification: Main-belt Asteroid          SPK-ID: 2249269
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1797249214320515 5.1081e-08  
a 3.133777764329783 3.0805e-08 au
q 2.570559801850103 1.7084e-07 au
i 4.584852373842717 5.6223e-06 deg
node 220.3414180579147 6.0468e-05 deg
peri 166.8089296835975 6.2647e-05 deg
M 310.9570213741792 1.4083e-05 deg
tp 2458876.541931366123
(2020-Jan-28.04193137)
8.0081e-05 TDB
period 2026.285883857066
5.55
2.9877e-05
8.18e-08
d
yr
n .1776649597512542 2.6197e-09 deg/d
Q 3.696995726809463 3.6341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      304  
   data-arc span      6306 days (17.26 yr)  
   first obs. used      2002-07-22  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60295  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:44:49  

Additional Information
 Earth MOID = 1.57481 au 
 Jupiter MOID = 1.75393 au 
 T_jup = 3.182 
[ 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 15.7   n/a MPO454847  
diameter diameter 4.231 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249269 (2008 SH159)          Discovered 2008-Sep-24 by LINEAR at Socorro
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2008 SH159 = 2003 YT96 = 2006 JK68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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