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JPL Small-Body Database Browser
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109443 (2001 QC201)
Classification: Main-belt Asteroid          SPK-ID: 2109443
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645627530148751 3.9611e-08  
a 2.564884915979442 1.5292e-08 au
q 2.142800393039539 1.0711e-07 au
i 12.267289938082 8.5015e-06 deg
node 352.9100876624865 1.556e-05 deg
peri 72.01095626273116 3.4208e-05 deg
M 83.28314885883685 3.0167e-05 deg
tp 2458253.399780408207
(2018-May-14.89978041)		 0.00012419 TDB
period 1500.376495908476
4.11		 1.3418e-05
3.674e-08		 d
yr
n .2399397757707611 2.1458e-09 deg/d
Q 2.986969438919346 1.7809e-08 au
   Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      7322 days (20.05 yr)  
   first obs. used      1999-04-11  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .549  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:50:38  

Additional Information
 Earth MOID = 1.19072 au 
 Jupiter MOID = 2.43738 au 
 T_jup = 3.382 
[ 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 15.0   n/a MPO338040  
diameter diameter 2.213 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.434   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109443 (2001 QC201)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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