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JPL Small-Body Database Browser
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173706 (2001 QQ66)
Classification: Main-belt Asteroid          SPK-ID: 2173706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786883622673039 5.5739e-08  
a 2.643060304331259 1.7455e-08 au
q 2.170776187176584 1.5108e-07 au
i 11.09924338333289 7.8506e-06 deg
node 318.7834398076745 2.3456e-05 deg
peri 321.7404923217948 3.2201e-05 deg
M 84.80177436695426 1.919e-05 deg
tp 2458230.789764957516
(2018-Apr-22.28976496)
8.4502e-05 TDB
period 1569.491742464758
4.30
1.5548e-05
4.257e-08
d
yr
n .2293736183884915 2.2722e-09 deg/d
Q 3.115344421485934 2.0574e-08 au
  Orbit Determination Parameters
   # obs. used (total)      400  
   data-arc span      6680 days (18.29 yr)  
   first obs. used      2001-08-11  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54842  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:26  

Additional Information
 Earth MOID = 1.16563 au 
 Jupiter MOID = 2.11812 au 
 T_jup = 3.345 
[ 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 15.6   n/a MPO454192  
diameter diameter 4.434 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173706 (2001 QQ66)          Discovered 2001-Aug-17 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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