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295596 (2008 SL146)
Classification: Main-belt Asteroid          SPK-ID: 2295596
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02252448498349545 5.768e-08  
a 3.105373090263005 4.6641e-08 au
q 3.035426160723225 1.7625e-07 au
i 8.17448951596212 6.9291e-06 deg
node 323.4507424645466 4.0275e-05 deg
peri 244.5456340048688 0.00015155 deg
M 206.5720988924619 0.00014745 deg
tp 2459852.365339188273
(2022-Sep-29.86533919)
0.00081943 TDB
period 1998.798913978697
5.47
4.5031e-05
1.233e-07
d
yr
n .1801081626982697 4.0577e-09 deg/d
Q 3.175320019802784 4.7691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      7209 days (19.74 yr)  
   first obs. used      2000-02-02  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52884  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:01:44  

Additional Information
 Earth MOID = 2.04334 au 
 Jupiter MOID = 1.84227 au 
 T_jup = 3.205 
[ 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 15.6   n/a MPO455185  
diameter diameter 4.849 km 0.787 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295596 (2008 SL146)          Discovered 2008-Sep-23 by Spacewatch at Kitt Peak
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 SL146 = 2005 BV23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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