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146505 (2001 SY52)
Classification: Main-belt Asteroid          SPK-ID: 2146505
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463311540597021 4.2018e-08  
a 2.747714306982626 1.6298e-08 au
q 2.345638101415504 1.1981e-07 au
i 2.757393799162473 4.8031e-06 deg
node 138.7665620048446 9.724e-05 deg
peri 291.0226906429268 9.9034e-05 deg
M 356.8027367887336 1.7592e-05 deg
tp 2459015.275142537415
(2020-Jun-14.77514254)		 8.1323e-05 TDB
period 1663.626346034433
4.55		 1.4802e-05
4.053e-08		 d
yr
n .2163947456459366 1.9253e-09 deg/d
Q 3.149790512549748 1.8683e-08 au
   Orbit Determination Parameters
   # obs. used (total)      423  
   data-arc span      6644 days (18.19 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:37:47  

Additional Information
 Earth MOID = 1.36172 au 
 Jupiter MOID = 2.12987 au 
 T_jup = 3.330 
[ 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 16.2   n/a MPO493833  

146505 (2001 SY52)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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