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JPL Small-Body Database Browser
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173698 (2001 QR16)
Classification: Main-belt Asteroid          SPK-ID: 2173698
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2464298579967367 3.9418e-08  
a 2.713947132071676 1.434e-08 au
q 2.045149525704602 1.0393e-07 au
i 10.68175355950855 4.68e-06 deg
node 131.6151989743624 3.192e-05 deg
peri 192.6754462003473 3.4626e-05 deg
M 349.3991814815393 1.2425e-05 deg
tp 2458648.588075930295
(2019-Jun-14.08807593)
5.6471e-05 TDB
period 1633.053834924066
4.47
1.2943e-05
3.544e-08
d
yr
n .2204458862905395 1.7472e-09 deg/d
Q 3.382744738438751 1.7874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      9954 days (27.25 yr)  
   first obs. used      1992-07-26  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56689  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:47:53  

Additional Information
 Earth MOID = 1.03326 au 
 Jupiter MOID = 1.95988 au 
 T_jup = 3.293 
[ 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 16.0   n/a MPO439994  
diameter diameter 1.783 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.266   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173698 (2001 QR16)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 QR16 = 2005 MB10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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