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109325 (2001 QH140)
Classification: Main-belt Asteroid          SPK-ID: 2109325
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17908098475986 4.396e-08  
a 2.718717354304587 1.33e-08 au
q 2.231846773212001 1.1623e-07 au
i 8.464022609350488 4.2901e-06 deg
node 318.4145296316922 2.8364e-05 deg
peri 17.65435620229137 3.1198e-05 deg
M 96.17093747320384 1.2156e-05 deg
tp 2458563.092863164026
(2019-Mar-20.59286316)
5.4227e-05 TDB
period 1637.361279802701
4.48
1.2015e-05
3.29e-08
d
yr
n .2198659541059743 1.6134e-09 deg/d
Q 3.205587935397174 1.5682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      8853 days (24.24 yr)  
   first obs. used      1996-08-19  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:36:36  

Additional Information
 Earth MOID = 1.2235 au 
 Jupiter MOID = 2.17246 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456938.5 (2014-Oct-08.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815939950378635 4.4227e-08  
q 2.223683066250216 1.1729e-07 au
tp 2456924.993394705872
(2014-Sep-24.49339471)
5.0232e-05 TDB
node 318.6093781365354 2.8298e-05 deg
peri 17.18530473013909 3.1007e-05 deg
i 8.478371496687974 4.2969e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      8853 days (24.24 yr)  
   first obs. used      1996-08-19  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:36:36  

Additional Information
 Jupiter MOID = 2.17246 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.956057299550082E-15 -5.167889931295243E-15 4.260728034960577E-15 -8.412738246532787E-15 -6.387841092490918E-14 -3.528397999287649E-15
q -5.167889931295243E-15 1.375775681492758E-14 4.062806361488874E-14 2.154208696862613E-14 1.816423265289766E-13 9.664766845778745E-15
tp 4.260728034960577E-15 4.062806361488874E-14 2.52325134838341E-9 -8.139209313867235E-12 6.510076597302212E-10 -6.246873771331588E-12
node -8.412738246532787E-15 2.154208696862613E-14 -8.139209313867235E-12 8.008017959531485E-10 -7.931934959806107E-10 1.985677028045974E-11
peri -6.387841092490918E-14 1.816423265289766E-13 6.510076597302212E-10 -7.931934959806107E-10 9.614358570766799E-10 -2.113599411568049E-11
i -3.528397999287649E-15 9.664766845778745E-15 -6.246873771331588E-12 1.985677028045974E-11 -2.113599411568049E-11 1.846328169962363E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2   n/a MPO453552  
diameter diameter 2.438 km 0.488 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.326   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109325 (2001 QH140)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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