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344244 (2001 SD148)
Classification: Main-belt Asteroid          SPK-ID: 2344244
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2639272493674675 8.6539e-08  
a 2.421256496314629 1.2332e-08 au
q 1.782220929229197 2.1424e-07 au
i 3.170061557069862 6.4639e-06 deg
node 300.4751448303277 0.00013019 deg
peri 57.7261294466917 0.00013068 deg
M 347.9259070866211 1.2776e-05 deg
tp 2459046.654243617400
(2020-Jul-16.15424362)
4.9068e-05 TDB
period 1376.130515266514
3.77
1.0514e-05
2.879e-08
d
yr
n .2616030936064804 1.9986e-09 deg/d
Q 3.06029206340006 1.5587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      6520 days (17.85 yr)  
   first obs. used      2001-07-24  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58581  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:01:31  

Additional Information
 Earth MOID = .780805 au 
 Jupiter MOID = 2.40468 au 
 T_jup = 3.463 
[ 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 17.4   n/a MPO476589  

344244 (2001 SD148)          Discovered 2001-Sep-17 by LINEAR at Socorro
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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