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344253 (2001 SH249)
Classification: Main-belt Asteroid          SPK-ID: 2344253
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .20793386696919 4.4961e-08  
a 2.347610908123767 1.3051e-08 au
q 1.85946309385854 1.0272e-07 au
i 3.171508320828801 6.5188e-06 deg
node 38.77881683402172 8.2892e-05 deg
peri 285.5540270039103 8.7399e-05 deg
M 106.8705321226972 2.1475e-05 deg
tp 2458610.474433711590
(2019-May-06.97443371)
7.7542e-05 TDB
period 1313.825252620853
3.60
1.0955e-05
2.999e-08
d
yr
n .2740090428935374 2.2848e-09 deg/d
Q 2.835758722388994 1.5764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6696 days (18.33 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:01:31  

Additional Information
 Earth MOID = .850562 au 
 Jupiter MOID = 2.50102 au 
 T_jup = 3.528 
[ 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 17.4   n/a MPO348952  

344253 (2001 SH249)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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