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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06564242308344354 5.6964e-08  
a 3.104105262931204 2.8154e-08 au
q 2.900344271966329 1.7692e-07 au
i 10.74552129487467 5.9002e-06 deg
node 64.35121097257188 3.1467e-05 deg
peri 284.5041346215875 5.0976e-05 deg
M 82.11548660066877 4.0588e-05 deg
tp 2458144.855998627698
(2018-Jan-26.35599863)
0.00022495 TDB
period 1997.574967700342
5.47
2.7177e-05
7.441e-08
d
yr
n .1802185178634076 2.4519e-09 deg/d
Q 3.307866253896078 3.0002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      6367 days (17.43 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59858  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:36:16  

Additional Information
 Earth MOID = 1.91862 au 
 Jupiter MOID = 2.00075 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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