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17137 (1999 JK84)
Classification: Main-belt Asteroid          SPK-ID: 2017137
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109158437838205 3.5259e-08  
a 3.186972947445362 2.3646e-08 au
q 2.839087959069606 1.1511e-07 au
i 16.82283605784616 4.4362e-06 deg
node 143.6600611203 1.5434e-05 deg
peri 305.8939089019955 2.7612e-05 deg
M 324.9221920217855 2.3401e-05 deg
tp 2458802.986436744067
(2019-Nov-15.48643674)
0.00013542 TDB
period 2078.097846739349
5.69
2.3128e-05
6.332e-08
d
yr
n .1732353462397644 1.928e-09 deg/d
Q 3.534857935821117 2.6227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2215  
   data-arc span      10143 days (27.77 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40511  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:17:17  

Additional Information
 Earth MOID = 1.89052 au 
 Jupiter MOID = 1.66767 au 
 T_jup = 3.122 
[ 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 12.8   n/a MPO344439  
diameter diameter 15.099 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.510 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 0.077   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17137 (1999 JK84)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JK84 = 1998 FM88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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