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JPL Small-Body Database Browser
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173712 (2001 QD130)
Classification: Main-belt Asteroid          SPK-ID: 2173712
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920892546515462 6.0911e-08  
a 3.060682573477688 2.9798e-08 au
q 2.472758339213383 1.894e-07 au
i 21.04970116720407 1.111e-05 deg
node 311.3015521885206 1.6389e-05 deg
peri 77.89111335463753 3.7367e-05 deg
M 68.24956149446255 2.9806e-05 deg
tp 2458229.714085523519
(2018-Apr-21.21408552)
0.00016049 TDB
period 1955.806400636922
5.35
2.8562e-05
7.82e-08
d
yr
n .1840672982166147 2.6881e-09 deg/d
Q 3.648606807741993 3.5522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      6460 days (17.69 yr)  
   first obs. used      2001-06-27  
   last obs. used      2019-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6085  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:47:02  

Additional Information
 Earth MOID = 1.5717 au 
 Jupiter MOID = 2.1725 au 
 T_jup = 3.105 
[ 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 14.7   n/a MPO280923  
diameter diameter 7.057 km 0.598 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173712 (2001 QD130)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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