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JPL Small-Body Database Browser
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17439 Juliesan (1989 TR3)
Classification: Main-belt Asteroid          SPK-ID: 2017439
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02774210096833574 4.1357e-08  
a 3.166317899961331 2.4004e-08 au
q 3.078477589082755 1.3164e-07 au
i 9.535990928366205 5.7976e-06 deg
node 168.404006658391 2.6198e-05 deg
peri 79.71509643737424 0.00010272 deg
M 218.5998893898761 9.98e-05 deg
tp 2459408.809065208480
(2021-Jul-13.30906521)		 0.00057133 TDB
period 2057.928117732453
5.63		 2.3402e-05
6.407e-08		 d
yr
n .1749332238079672 1.9893e-09 deg/d
Q 3.254158210839908 2.467e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1031  
   data-arc span      10963 days (30.02 yr)  
   first obs. used      1989-10-03  
   last obs. used      2019-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60054  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:08:22  

Additional Information
 Earth MOID = 2.0847 au 
 Jupiter MOID = 1.75068 au 
 T_jup = 3.181 
[ 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 14.0   n/a MPO337406  
diameter diameter 8.593 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17439 Juliesan           Discovered 1989 Oct. 7 by E. W. Elst at the European Southern Observatory.
Julie Nelissen (1985-2017) was a dedicated nurse working at the Department of Psychiatry at the Stuivenberg clinic in the Antwerp region.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-11-04Last Updated: 2017-11-07

[ show close-approach data ]
Alternate Designations
 1989 TR3 = 1992 EO35 = 1994 RQ14 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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