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JPL Small-Body Database Browser
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17311 (6584 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2017311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02999706631180158 4.1418e-08  
a 2.691009006470661 1.2108e-08 au
q 2.610286630857905 1.0982e-07 au
i 3.394531465373974 4.4011e-06 deg
node 29.61351556401234 6.6047e-05 deg
peri 164.9984810333298 9.1753e-05 deg
M 262.1703742409308 6.4138e-05 deg
tp 2459038.666373562936
(2020-Jul-08.16637356)
0.00028761 TDB
period 1612.393927286734
4.41
1.0882e-05
2.979e-08
d
yr
n .2232705010281156 1.5069e-09 deg/d
Q 2.771731382083416 1.2471e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2059  
   data-arc span      21623 days (59.20 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:19:02  

Additional Information
 Earth MOID = 1.60825 au 
 Jupiter MOID = 2.18434 au 
 T_jup = 3.369 
[ 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 MPO365460  
diameter diameter 7.025 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 20.793 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.156   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17311 (6584 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6584 P-L = 1994 JR8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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