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JPL Small-Body Database Browser
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109356 (2001 QF155)
Classification: Main-belt Asteroid          SPK-ID: 2109356
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08937078479628605 3.6282e-08  
a 2.362627004438708 1.1655e-08 au
q 2.151477174871122 8.8567e-08 au
i 5.63193173255823 5.552e-06 deg
node 284.4464275718371 5.559e-05 deg
peri 148.3875419656533 7.0144e-05 deg
M 224.3607868299036 4.4259e-05 deg
tp 2459100.274315793569
(2020-Sep-07.77431579)
0.00016493 TDB
period 1326.450880101024
3.63
9.8153e-06
2.687e-08
d
yr
n .2714009281463796 2.0083e-09 deg/d
Q 2.573776834006294 1.2697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1998-12-16  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:51:29  

Additional Information
 Earth MOID = 1.16862 au 
 Jupiter MOID = 2.62366 au 
 T_jup = 3.538 
[ 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 15.7   n/a MPO432616  

109356 (2001 QF155)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QF155 = 1998 YZ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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