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227304 (2005 SL266)
Classification: Main-belt Asteroid          SPK-ID: 2227304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04587228277451071 7.4224e-08  
a 2.309742325708537 1.0758e-08 au
q 2.203789172607379 1.7107e-07 au
i 4.698120461006228 5.7146e-06 deg
node 306.075185998203 5.1121e-05 deg
peri 30.42509148842068 6.5066e-05 deg
M 141.2363507285402 4.0352e-05 deg
tp 2458697.477150536496
(2019-Aug-01.97715054)
0.00014374 TDB
period 1282.164434812659
3.51
8.9579e-06
2.453e-08
d
yr
n .2807752190167407 1.9616e-09 deg/d
Q 2.415695478809694 1.1252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      10741 days (29.41 yr)  
   first obs. used      1991-10-08  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54841  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:15  

Additional Information
 Earth MOID = 1.1926 au 
 Jupiter MOID = 2.74047 au 
 T_jup = 3.579 
[ 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 16.4   n/a MPO433488  

227304 (2005 SL266)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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