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344269 (2001 SJ354)
Classification: Main-belt Asteroid          SPK-ID: 2344269
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2000223495663931 8.4321e-08  
a 3.010392145061556 3.084e-08 au
q 2.408246435090129 2.5648e-07 au
i 14.21007376859958 8.9579e-06 deg
node 21.7052391813444 2.063e-05 deg
peri 15.13550583246032 2.4292e-05 deg
M 177.8386131447893 1.2896e-05 deg
tp 2458058.053735951767
(2017-Oct-31.55373595)
6.3352e-05 TDB
period 1907.800837274494
5.22
2.9317e-05
8.027e-08
d
yr
n .1886989422408998 2.8997e-09 deg/d
Q 3.612537855032982 3.7008e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      6790 days (18.59 yr)  
   first obs. used      2001-09-24  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6153  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:39  

Additional Information
 Earth MOID = 1.41746 au 
 Jupiter MOID = 1.86075 au 
 T_jup = 3.173 
[ 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 16.1   n/a MPO434165  

344269 (2001 SJ354)          Discovered 2001-Sep-24 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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