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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1786112054120944 5.3782e-08  
a 2.64373130659031 1.704e-08 au
q 2.171531271134523 1.4518e-07 au
i 11.099890463229 7.4199e-06 deg
node 318.7711849855313 2.322e-05 deg
peri 321.8525378382908 3.0747e-05 deg
M 176.4099123707737 1.7806e-05 deg
tp 2458231.112934016482
(2018-Apr-22.61293402)
7.8692e-05 TDB
period 1570.089458306167
4.30
1.518e-05
4.156e-08
d
yr
n .2292862983669559 2.2168e-09 deg/d
Q 3.115931342046097 2.0084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      6719 days (18.40 yr)  
   first obs. used      2001-08-11  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 21:51:28  

Additional Information
 Earth MOID = 1.16693 au 
 Jupiter MOID = 2.11931 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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