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JPL Small-Body Database Browser
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266798 (2009 SJ328)
Classification: Main-belt Asteroid          SPK-ID: 2266798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09726719372709511 8.4983e-08  
a 3.003542413561217 3.8506e-08 au
q 2.711396271753811 2.7435e-07 au
i 1.833625867014418 8.2612e-06 deg
node 189.0398186837222 0.00017269 deg
peri 178.2357029561141 0.00017576 deg
M 315.4420414073365 3.0635e-05 deg
tp 2458835.827057939092
(2019-Dec-18.32705794)
0.0001624 TDB
period 1901.293136710755
5.21
3.6563e-05
1.001e-07
d
yr
n .1893448164562365 3.6412e-09 deg/d
Q 3.295688555368622 4.2252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      5471 days (14.98 yr)  
   first obs. used      2004-10-10  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6311  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:06:14  

Additional Information
 Earth MOID = 1.70916 au 
 Jupiter MOID = 2.16129 au 
 T_jup = 3.244 
[ 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 16.5   n/a MPO454983  

266798 (2009 SJ328)          Discovered 2009-Sep-26 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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