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JPL Small-Body Database Browser
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109357 (2001 QM155)
Classification: Main-belt Asteroid          SPK-ID: 2109357
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101446481927219 3.4852e-08  
a 2.591504194958068 1.3623e-08 au
q 2.306063877114449 9.1312e-08 au
i 12.46656268363426 5.4461e-06 deg
node 315.5332885829616 2.795e-05 deg
peri 144.8909798931972 4.4719e-05 deg
M 335.2881503798129 3.4907e-05 deg
tp 2458705.099366161268
(2019-Aug-09.59936616)
0.00014784 TDB
period 1523.794147213297
4.17
1.2016e-05
3.29e-08
d
yr
n .2362523839971201 1.8629e-09 deg/d
Q 2.876944512801687 1.5124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      7303 days (19.99 yr)  
   first obs. used      1999-01-13  
   last obs. used      2019-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49876  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:30:26  

Additional Information
 Earth MOID = 1.33354 au 
 Jupiter MOID = 2.24772 au 
 T_jup = 3.378 
[ 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 MPO366462  

109357 (2001 QM155)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QM155 = 1999 CW62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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