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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08965764514131119 3.6313e-08  
a 2.362114126611297 1.1549e-08 au
q 2.150332536464303 8.8648e-08 au
i 5.632488413099296 5.553e-06 deg
node 284.4477689622698 5.5588e-05 deg
peri 148.5262751378097 7.0056e-05 deg
M 332.8289848394031 4.4522e-05 deg
tp 2459100.581338784489
(2020-Sep-08.08133878)
0.00016437 TDB
period 1326.018985652966
3.63
9.7249e-06
2.663e-08
d
yr
n .2714893254885991 1.9911e-09 deg/d
Q 2.573895716758291 1.2584e-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 = 1.16765 au 
 Jupiter MOID = 2.6222 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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