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JPL Small-Body Database Browser
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66011 (1998 QR17)
Classification: Main-belt Asteroid          SPK-ID: 2066011
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03956875736984931 3.516e-08  
a 2.75016007242698 1.3776e-08 au
q 2.64133965579287 9.7588e-08 au
i 4.146924235281279 3.9144e-06 deg
node 303.8097197584419 5.9705e-05 deg
peri 359.8146986834873 8.2887e-05 deg
M 300.2126774974945 5.8515e-05 deg
tp 2459277.157207836676
(2021-Mar-03.65720784)
0.00027107 TDB
period 1665.848053607512
4.56
1.2517e-05
3.427e-08
d
yr
n .2161061443871754 1.6238e-09 deg/d
Q 2.858980489061091 1.4321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1736  
   data-arc span      7834 days (21.45 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:49:48  

Additional Information
 Earth MOID = 1.62597 au 
 Jupiter MOID = 2.24681 au 
 T_jup = 3.341 
[ 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 13.6   n/a MPO474538  
diameter diameter 9.841 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66011 (1998 QR17)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QR17 = 1999 XO167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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