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245998 (2006 SL308)
Classification: Main-belt Asteroid          SPK-ID: 2245998
[ 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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3007905923834975 5.789e-08  
a 3.042121063514793 3.9903e-08 au
q 2.127079666717863 1.9242e-07 au
i 8.55725049690299 8.5931e-06 deg
node 357.3232375141749 3.3695e-05 deg
peri 245.6906133832651 4.0182e-05 deg
M 314.6719513282111 2.551e-05 deg
tp 2459244.521273514572
(2021-Jan-30.02127351)		 0.00014144 TDB
period 1938.041919724643
5.31		 3.8132e-05
1.044e-07		 d
yr
n .1857544959869334 3.6548e-09 deg/d
Q 3.957162460311723 5.1906e-08 au
   Orbit Determination Parameters
   # obs. used (total)      341  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      2000-08-01  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58313  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:11:16  

Additional Information
 Earth MOID = 1.13204 au 
 Jupiter MOID = 1.24255 au 
 T_jup = 3.153 
[ 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 MPO427401  
diameter diameter 2.189 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245998 (2006 SL308)          Discovered 2006-Sep-27 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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