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JPL Small-Body Database Browser
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173021 (2006 QW1)
Classification: Main-belt Asteroid          SPK-ID: 2173021
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 .2339334811940232 4.2114e-08  
a 2.425820945574936 1.3848e-08 au
q 1.858340207023214 1.0156e-07 au
i 3.053958523248563 5.0851e-06 deg
node 80.69849528137949 9.4353e-05 deg
peri 257.698720659763 9.5369e-05 deg
M 122.4000624784611 1.6499e-05 deg
tp 2458131.291708519827
(2018-Jan-12.79170852)
6.0313e-05 TDB
period 1380.023682280279
3.78
1.1817e-05
3.235e-08
d
yr
n .2608650884926517 2.2337e-09 deg/d
Q 2.993301684126659 1.7087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      15425 days (42.23 yr)  
   first obs. used      1976-10-22  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58451  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:33:25  

Additional Information
 Earth MOID = .851346 au 
 Jupiter MOID = 2.40087 au 
 T_jup = 3.471 
[ 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 16.4   n/a MPO417931  
diameter diameter 1.260 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173021 (2006 QW1)          Discovered 2006-Aug-17 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2006 QW1 = 1976 UY12 = 2003 XF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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