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17930 Kennethott (1999 GE24)
Classification: Main-belt Asteroid          SPK-ID: 2017930
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500406495883311 3.3749e-08  
a 2.229367465192967 7.5489e-09 au
q 1.894871722544323 7.7751e-08 au
i 2.794960066616355 3.9129e-06 deg
node 208.7324308134123 7.1395e-05 deg
peri 87.73851551891217 7.2679e-05 deg
M 36.40519977075749 1.349e-05 deg
tp 2458877.549065794690
(2020-Jan-29.04906579)
4.5383e-05 TDB
period 1215.824568815176
3.33
6.1754e-06
1.691e-08
d
yr
n .2960953489785296 1.5039e-09 deg/d
Q 2.563863207841611 8.6815e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1875  
   data-arc span      9848 days (26.96 yr)  
   first obs. used      1993-08-18  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49995  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:16:50  

Additional Information
 Earth MOID = .881537 au 
 Jupiter MOID = 2.61797 au 
 T_jup = 3.627 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456490.5 (2013-Jul-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505530579972863 3.3804e-08  
q 1.893747787981039 7.7906e-08 au
tp 2456444.705955237699
(2013-Jun-01.20595524)
4.3381e-05 TDB
node 208.8716081153119 7.146e-05 deg
peri 87.43674620219413 7.2723e-05 deg
i 2.793265606231451 3.912e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1875  
   data-arc span      9848 days (26.96 yr)  
   first obs. used      1993-08-18  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49995  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:16:50  

Additional Information
 Jupiter MOID = 2.61797 au 
 T_jup = 3.627 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.142742256802679E-15 -2.625858612609947E-15 2.21734382350316E-14 2.822332115855594E-15 3.148807764306597E-14 -7.115963472251968E-16
q -2.625858612609947E-15 6.069322380629702E-15 -4.695496216172723E-14 -7.082132084610125E-15 -7.027103958599703E-14 1.707491965751729E-15
tp 2.21734382350316E-14 -4.695496216172723E-14 1.88189289816497E-9 -1.248984568623592E-11 5.945039629931452E-10 1.193015154341771E-13
node 2.822332115855594E-15 -7.082132084610125E-15 -1.248984568623592E-11 5.106503127701911E-9 -5.103594282229421E-9 -2.477147812083789E-12
peri 3.148807764306597E-14 -7.027103958599703E-14 5.945039629931452E-10 -5.103594282229421E-9 5.288635713156114E-9 2.486469165468655E-12
i -7.115963472251968E-16 1.707491965751729E-15 1.193015154341771E-13 -2.477147812083789E-12 2.486469165468655E-12 1.530392190950486E-11

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 14.7   n/a MPO474004  
diameter diameter 3.178 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.192   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17930 Kennethott           Discovered 1999 Apr. 6 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Kenneth Richard Ott (b. 1985) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his biochemistry project. He attends the Thomas Jefferson High School for Science and Technology, Alexandria, Virginia, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 1999 GE24 = 1997 WJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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