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109264 (2001 QJ109)
Classification: Main-belt Asteroid          SPK-ID: 2109264
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 .06596996919822953 5.159e-08  
a 3.103521007442244 2.6027e-08 au
q 2.898781822175221 1.5509e-07 au
i 10.74448576660839 4.6254e-06 deg
node 64.34420384930503 2.7184e-05 deg
peri 284.4713499184656 4.4126e-05 deg
M 154.2228829663973 3.6816e-05 deg
tp 2458144.986676301028
(2018-Jan-26.48667630)
0.0002014 TDB
period 1997.011018129747
5.47
2.5121e-05
6.878e-08
d
yr
n .180269411000621 2.2677e-09 deg/d
Q 3.308260192709268 2.7744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      6817 days (18.66 yr)  
   first obs. used      2001-08-19  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:02:47  

Additional Information
 Earth MOID = 1.91793 au 
 Jupiter MOID = 2.00193 au 
 T_jup = 3.191 
[ 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 14.6   n/a MPO432616  
diameter diameter 4.018 km 1.327 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109264 (2001 QJ109)          Discovered 2001-Aug-20 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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