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150755 (2001 QP140)
Classification: Main-belt Asteroid          SPK-ID: 2150755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3283343364073907 3.657e-08  
a 2.776526480334847 1.0569e-08 au
q 1.864897500896557 9.9508e-08 au
i 9.778882461518805 4.8181e-06 deg
node 256.9341993868612 3.0929e-05 deg
peri 156.2054380993593 3.2602e-05 deg
M 42.63328325583048 1.0056e-05 deg
tp 2459000.376801512522
(2020-May-30.87680151)
4.6447e-05 TDB
period 1689.861675047962
4.63
9.649e-06
2.642e-08
d
yr
n .2130351882143149 1.2164e-09 deg/d
Q 3.688155459773137 1.4039e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-09-15  
   last obs. used      2021-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50987  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:39:46  

Additional Information
 Earth MOID = .88048 au 
 Jupiter MOID = 1.71748 au 
 T_jup = 3.234 
[ 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 15.87   n/a MPCxxxxx  
diameter diameter 2.194 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150755 (2001 QP140)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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