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JPL Small-Body Database Browser
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173720 (2001 QZ182)
Classification: Main-belt Asteroid          SPK-ID: 2173720
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903978092066576 4.6567e-08  
a 2.792209689252382 1.9388e-08 au
q 2.260579081573126 1.2657e-07 au
i 10.97479677838394 6.0548e-06 deg
node 94.10721524762369 2.9972e-05 deg
peri 337.4880148224771 3.7124e-05 deg
M 211.4155249274858 1.9972e-05 deg
tp 2459303.882250828146
(2021-Mar-30.38225083)
9.6718e-05 TDB
period 1704.199649220108
4.67
1.775e-05
4.86e-08
d
yr
n .2112428553572033 2.2002e-09 deg/d
Q 3.323840296931637 2.308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      6150 days (16.84 yr)  
   first obs. used      2001-08-13  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5772  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:09:31  

Additional Information
 Earth MOID = 1.27955 au 
 Jupiter MOID = 1.96518 au 
 T_jup = 3.276 
[ 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 15.1   n/a MPO449898  
diameter diameter 5.949 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173720 (2001 QZ182)          Discovered 2001-Aug-23 by NEAT at Palomar
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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