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JPL Small-Body Database Browser
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146559 (2001 SH345)
Classification: Main-belt Asteroid          SPK-ID: 2146559
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1992721014076687 4.1476e-08  
a 2.710534655450477 1.8791e-08 au
q 2.17040071872055 1.1344e-07 au
i 15.42574427842981 5.0911e-06 deg
node 75.74872751630383 1.8188e-05 deg
peri 233.1300100669283 2.2441e-05 deg
M 28.86687920515536 1.2808e-05 deg
tp 2458469.799211550049
(2018-Dec-17.29921155)		 5.7505e-05 TDB
period 1629.974737053647
4.46		 1.695e-05
4.641e-08		 d
yr
n .2208623187931969 2.2968e-09 deg/d
Q 3.250668592180404 2.2536e-08 au
   Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      7150 days (19.58 yr)  
   first obs. used      2000-04-28  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52716  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 12:59:56  

Additional Information
 Earth MOID = 1.19069 au 
 Jupiter MOID = 2.06743 au 
 T_jup = 3.283 
[ 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 15.6   n/a MPO439880  

146559 (2001 SH345)          Discovered 2001-Sep-23 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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