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JPL Small-Body Database Browser
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109079 (2001 QE26)
Classification: Main-belt Asteroid          SPK-ID: 2109079
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07957784940499271 5.701e-08  
a 2.454310166982899 1.3036e-08 au
q 2.259001442121591 1.3981e-07 au
i 13.54445433737167 7.3986e-06 deg
node 2.230284980281069 1.5957e-05 deg
peri 54.64444024108154 4.4813e-05 deg
M 146.0875436540021 4.3927e-05 deg
tp 2458030.593930018149
(2017-Oct-04.09393002)
0.00016907 TDB
period 1404.405742349861
3.85
1.1189e-05
3.063e-08
d
yr
n .2563361777470702 2.0422e-09 deg/d
Q 2.649618891844207 1.4073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      7454 days (20.41 yr)  
   first obs. used      1998-12-12  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:46:13  

Additional Information
 Earth MOID = 1.29144 au 
 Jupiter MOID = 2.6057 au 
 T_jup = 3.451 
[ 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 14.9   n/a MPO436524  
diameter diameter 2.984 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109079 (2001 QE26)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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