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109412 (2001 QC186)
Classification: Main-belt Asteroid          SPK-ID: 2109412
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02991262487395166 4.2632e-08  
a 2.671470318912952 1.5188e-08 au
q 2.591559629401413 1.1413e-07 au
i 13.91433699678619 4.4997e-06 deg
node 288.3932041400147 1.9294e-05 deg
peri 301.0306507102843 8.9948e-05 deg
M 223.5728682921232 9.0618e-05 deg
tp 2459604.896867258226
(2022-Jan-25.39686726)
0.00040275 TDB
period 1594.865108495123
4.37
1.3601e-05
3.724e-08
d
yr
n .2257244190009822 1.925e-09 deg/d
Q 2.751381008424491 1.5643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      6741 days (18.46 yr)  
   first obs. used      2001-08-11  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51431  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:25:07  

Additional Information
 Earth MOID = 1.59738 au 
 Jupiter MOID = 2.39205 au 
 T_jup = 3.338 
[ 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 14.8   n/a MPO359509  
diameter diameter 2.989 km 0.683 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109412 (2001 QC186)          Discovered 2001-Aug-21 by NEAT at Haleakala
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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