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109355 (2001 QC154)
Classification: Main-belt Asteroid          SPK-ID: 2109355
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03685724401195083 5.7085e-08  
a 2.630917441370923 1.6554e-08 au
q 2.533949075259018 1.4971e-07 au
i 6.297785045360159 4.1231e-06 deg
node 51.44115340414217 4.2508e-05 deg
peri 308.704879855808 7.0295e-05 deg
M 139.2570362114745 5.6239e-05 deg
tp 2458397.560267250854
(2018-Oct-06.06026725)
0.00024282 TDB
period 1558.688233606162
4.27
1.4711e-05
4.028e-08
d
yr
n .230963442360188 2.1798e-09 deg/d
Q 2.727885807482828 1.7164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      6733 days (18.43 yr)  
   first obs. used      2001-08-28  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52304  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:24:10  

Additional Information
 Earth MOID = 1.53696 au 
 Jupiter MOID = 2.41933 au 
 T_jup = 3.390 
[ 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 15.9   n/a MPO453553  

109355 (2001 QC154)          Discovered 2001-Aug-28 by Hug, G. at Farpoint
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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