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382640 (2002 QH140)
Classification: Main-belt Asteroid          SPK-ID: 2382640
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1437703021606156 5.5208e-08  
a 2.277377389319807 1.5451e-08 au
q 1.949958153923544 1.2529e-07 au
i 6.60940305036529 6.271e-06 deg
node 82.02070332445584 5.724e-05 deg
peri 193.1555850350784 6.2622e-05 deg
M 112.0125561000841 2.4243e-05 deg
tp 2458609.915377703911
(2019-May-06.41537770)
8.4995e-05 TDB
period 1255.309841344533
3.44
1.2775e-05
3.498e-08
d
yr
n .2867817873668644 2.9185e-09 deg/d
Q 2.604796624716069 1.7672e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      6189 days (16.94 yr)  
   first obs. used      2002-08-20  
   last obs. used      2019-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65159  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:48  

Additional Information
 Earth MOID = .934289 au 
 Jupiter MOID = 2.49544 au 
 T_jup = 3.585 
[ 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 17.6   n/a MPO434372  

382640 (2002 QH140)          Discovered 2002-Aug-20 by NEAT at Palomar
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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