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59565 (1999 JT46)
Classification: Main-belt Asteroid          SPK-ID: 2059565
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08797769669505982 3.6748e-08  
a 2.598659949683388 9.9774e-09 au
q 2.370035832816543 9.4226e-08 au
i 5.215215073883169 3.9012e-06 deg
node 74.50558703546234 4.4459e-05 deg
peri 81.24938829455401 5.0428e-05 deg
M 75.94321483863624 2.2987e-05 deg
tp 2458677.718166891626
(2019-Jul-13.21816689)
9.7425e-05 TDB
period 1530.109834906501
4.19
8.8121e-06
2.413e-08
d
yr
n .2352772276782328 1.355e-09 deg/d
Q 2.827284066550233 1.0855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1758  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:38:54  

Additional Information
 Earth MOID = 1.3866 au 
 Jupiter MOID = 2.16783 au 
 T_jup = 3.404 
[ 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 14.2   n/a MPO381683  
diameter diameter 3.325 km 0.662 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.401   0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59565 (1999 JT46)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JT46 = 2000 QO31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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