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109209 (2001 QX82)
Classification: Main-belt Asteroid          SPK-ID: 2109209
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1981588092313015 4.4428e-08  
a 2.565419118135436 1.3156e-08 au
q 2.057058720506503 1.1317e-07 au
i 13.30132124783728 6.762e-06 deg
node 321.981906420513 1.5995e-05 deg
peri 57.22827354670778 2.4222e-05 deg
M 192.3464342656891 1.889e-05 deg
tp 2459699.450163914511
(2022-Apr-29.95016391)
8.1952e-05 TDB
period 1500.845257344435
4.11
1.1545e-05
3.161e-08
d
yr
n .2398648349910347 1.845e-09 deg/d
Q 3.07377951576437 1.5762e-08 au
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      6844 days (18.74 yr)  
   first obs. used      2001-07-29  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:02:02  

Additional Information
 Earth MOID = 1.08924 au 
 Jupiter MOID = 2.51143 au 
 T_jup = 3.368 
[ 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 15.1   n/a MPO459510  

109209 (2001 QX82)          Discovered 2001-Aug-17 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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