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JPL Small-Body Database Browser
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109284 (2001 QP120)
Classification: Main-belt Asteroid          SPK-ID: 2109284
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929758150609892 5.2622e-08  
a 2.767146228950764 1.8537e-08 au
q 2.233153930026048 1.4956e-07 au
i 8.620933550184226 4.9269e-06 deg
node 273.2197973351871 3.9635e-05 deg
peri 33.9779068004133 4.1636e-05 deg
M 304.1503751507564 1.3107e-05 deg
tp 2458861.334089892550
(2020-Jan-12.83408989)
6.2025e-05 TDB
period 1681.305337587954
4.60
1.6894e-05
4.625e-08
d
yr
n .2141193464100136 2.1515e-09 deg/d
Q 3.301138527875481 2.2114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      21387 days (58.55 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59661  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:46:25  

Additional Information
 Earth MOID = 1.22318 au 
 Jupiter MOID = 1.96044 au 
 T_jup = 3.295 
[ 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 15.1   n/a MPO348162  

109284 (2001 QP120)          Discovered 2001-Aug-19 by LINEAR at Socorro
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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