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150503 (2000 QR171)
Classification: Main-belt Asteroid          SPK-ID: 2150503
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .202848921046743 3.7563e-08  
a 2.609887243111994 1.5739e-08 au
q 2.080474431793067 1.009e-07 au
i 3.035673047919279 4.394e-06 deg
node 257.9937540243234 0.00010125 deg
peri 58.07056795686616 0.0001025 deg
M 312.9202963800382 2.0558e-05 deg
tp 2459401.901297066132
(2021-Jul-06.40129707)
8.904e-05 TDB
period 1540.036605350796
4.22
1.3931e-05
3.814e-08
d
yr
n .2337606773431191 2.1145e-09 deg/d
Q 3.13930005443092 1.8931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      568  
   data-arc span      8622 days (23.61 yr)  
   first obs. used      1996-10-08  
   last obs. used      2020-05-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:18:49  

Additional Information
 Earth MOID = 1.06683 au 
 Jupiter MOID = 2.16417 au 
 T_jup = 3.379 
[ 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 15.8   n/a MPO234071  
diameter diameter 3.802 km 0.657 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150503 (2000 QR171)          Discovered 2000-Aug-31 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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