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385276 (2001 ST211)
Classification: Main-belt Asteroid          SPK-ID: 2385276
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1702471633198257 6.2664e-08  
a 2.427522650455207 1.0009e-08 au
q 2.014243805320584 1.5337e-07 au
i 1.239217278690438 7.2353e-06 deg
node 354.1999172685107 0.00022394 deg
peri 52.33724542446624 0.00022545 deg
M 359.6012760954233 2.1076e-05 deg
tp 2459202.030076468198
(2020-Dec-18.53007647)
8.0877e-05 TDB
period 1381.476059570453
3.78
8.544e-06
2.339e-08
d
yr
n .2605908350753006 1.6117e-09 deg/d
Q 2.840801495589831 1.1713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      7984 days (21.86 yr)  
   first obs. used      1999-02-07  
   last obs. used      2020-12-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56069  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:46  

Additional Information
 Earth MOID = 1.02321 au 
 Jupiter MOID = 2.5434 au 
 T_jup = 3.489 
[ 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 17.85   n/a MPCxxxxx  

385276 (2001 ST211)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19

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