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175991 (2000 QN131)
Classification: Main-belt Asteroid          SPK-ID: 2175991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .210838561587491 4.1046e-08  
a 3.16531921324995 2.5311e-08 au
q 2.497947863363082 1.3165e-07 au
i 25.07451677486393 7.4801e-06 deg
node 2.37870461384005 1.138e-05 deg
peri 79.99169333598144 2.7347e-05 deg
M 164.0814846207344 1.9893e-05 deg
tp 2458262.977339144710
(2018-May-24.47733914)
0.00011267 TDB
period 2056.954559425377
5.63
2.4673e-05
6.755e-08
d
yr
n .1750160198485708 2.0993e-09 deg/d
Q 3.832690563136818 3.0648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      6888 days (18.86 yr)  
   first obs. used      2000-08-24  
   last obs. used      2019-07-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:40  

Additional Information
 Earth MOID = 1.64571 au 
 Jupiter MOID = 1.90283 au 
 T_jup = 3.025 
[ 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 14.4   n/a MPO436872  
diameter diameter 8.468 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

175991 (2000 QN131)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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