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393562 (2003 HT17)
Classification: Main-belt Asteroid          SPK-ID: 2393562
[ 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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04484983298123121 1.3309e-07  
a 3.070763094871604 5.3079e-08 au
q 2.933039882941684 4.423e-07 au
i 13.01690871857864 1.3608e-05 deg
node 200.8046913541799 2.4558e-05 deg
peri 34.17217481499618 0.00011211 deg
M 43.14062284999348 0.00010756 deg
tp 2458764.966977148418
(2019-Oct-08.46697715)		 0.00058576 TDB
period 1965.4766812571
5.38		 5.096e-05
1.395e-07		 d
yr
n .1831616744339839 4.749e-09 deg/d
Q 3.208486306801524 5.5459e-08 au
   Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5851 days (16.02 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72517  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:16  

Additional Information
 Earth MOID = 1.93264 au 
 Jupiter MOID = 1.77041 au 
 T_jup = 3.190 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457599.5 (2016-Jul-30.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04275248559975559 1.3381e-07  
q 2.937023953447439 4.4321e-07 au
tp 2456799.771122084055
(2014-May-22.27112208)		 0.00059833 TDB
node 200.8805862236502 2.4527e-05 deg
peri 33.5756924860674 0.00011622 deg
i 13.02788210749542 1.3618e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5851 days (16.02 yr)  
   first obs. used      2003-04-25  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72517  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:51:16  

Additional Information
 Jupiter MOID = 1.77041 au 
 T_jup = 3.190 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.790561427513937E-14 -5.907039713881246E-14 -4.26012390035288E-11 2.795723113607077E-14 -8.070290901630219E-12 -2.719359975664304E-14
q -5.907039713881246E-14 1.964335269002648E-13 1.350300772000673E-10 -9.514648131841868E-14 2.570791055324195E-11 9.471036199508353E-14
tp -4.26012390035288E-11 1.350300772000673E-10 3.579976690452672E-7 -6.366661528093734E-11 6.795413377925802E-8 1.767476537041636E-11
node 2.795723113607077E-14 -9.514648131841868E-14 -6.366661528093734E-11 6.015775426902159E-10 -5.980716817839118E-10 4.130360340829784E-11
peri -8.070290901630219E-12 2.570791055324195E-11 6.795413377925802E-8 -5.980716817839118E-10 1.350722637639466E-8 -3.631272714456497E-11
i -2.719359975664304E-14 9.471036199508353E-14 1.767476537041636E-11 4.130360340829784E-11 -3.631272714456497E-11 1.854445563015465E-10

[ 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 16.1   n/a MPO437611  
diameter diameter 3.726 km 0.972 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

393562 (2003 HT17)          Discovered 2003-Apr-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2003 HT17 = 2005 TS119 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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