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259471 (2003 SD154)
Classification: Main-belt Asteroid          SPK-ID: 2259471
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08832459839321397 6.004e-08  
a 2.241403239440133 1.1227e-08 au
q 2.043432198479334 1.3505e-07 au
i 7.603501525197847 4.933e-06 deg
node 88.81143276897569 4.7387e-05 deg
peri 282.745842952458 5.4428e-05 deg
M 337.0560687115598 2.5858e-05 deg
tp 2459078.616675526427
(2020-Aug-17.11667553)		 8.7988e-05 TDB
period 1225.683725948149
3.36		 9.2093e-06
2.521e-08		 d
yr
n .2937136166359032 2.2069e-09 deg/d
Q 2.439374280400932 1.2219e-08 au
   Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      6268 days (17.16 yr)  
   first obs. used      2003-09-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62733  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:16:45  

Additional Information
 Earth MOID = 1.05984 au 
 Jupiter MOID = 2.92675 au 
 T_jup = 3.617 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO476070  

259471 (2003 SD154)          Discovered 2003-Sep-19 by LONEOS at Anderson Mesa
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

Alternate Designations
 2003 SD154 = 2007 UL132 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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