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233744 (2008 SA298)
Classification: Main-belt Asteroid          SPK-ID: 2233744
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .025730390686678 3.8232e-08  
a 2.873668686742124 1.9947e-08 au
q 2.799728068728176 1.0837e-07 au
i 2.712628990765904 4.6888e-06 deg
node 170.1206986007143 8.5773e-05 deg
peri 235.5036229948461 0.00012692 deg
M 116.6044928418308 9.2941e-05 deg
tp 2458424.176599039959
(2018-Nov-01.67659904)
0.00045905 TDB
period 1779.317582788582
4.87
1.8526e-05
5.072e-08
d
yr
n .2023247583693299 2.1066e-09 deg/d
Q 2.947609304756071 2.046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      7901 days (21.63 yr)  
   first obs. used      1998-08-30  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52194  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:13:18  

Additional Information
 Earth MOID = 1.80869 au 
 Jupiter MOID = 2.13991 au 
 T_jup = 3.295 
[ 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 15.9   n/a MPO418248  

233744 (2008 SA298)          Discovered 2008-Sep-20 by Spacewatch at Kitt Peak
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2008 SA298 = 1998 QJ58 = 1998 SN176 = 2003 UG417 = 2003 UQ67 = 2006 FU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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