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JPL Small-Body Database Browser
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109361 (2001 QX156)
Classification: Main-belt Asteroid          SPK-ID: 2109361
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1792409755454452 4.1073e-08  
a 2.641217228581451 1.6402e-08 au
q 2.167802875903074 1.1446e-07 au
i 3.287693070752653 4.461e-06 deg
node 217.1845909759722 8.0625e-05 deg
peri 191.7721861016379 8.1996e-05 deg
M 347.1872858933671 1.6345e-05 deg
tp 2458656.301162170896
(2019-Jun-21.80116217)
7.1482e-05 TDB
period 1567.850356633131
4.29
1.4604e-05
3.998e-08
d
yr
n .2296137501113814 2.1388e-09 deg/d
Q 3.114631581259827 1.9342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      1997-10-29  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56853  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:30:28  

Additional Information
 Earth MOID = 1.17761 au 
 Jupiter MOID = 2.26441 au 
 T_jup = 3.370 
[ 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 15.6   n/a MPO412771  

109361 (2001 QX156)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
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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