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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0879776980314373 3.5571e-08  
a 2.598659949501213 9.8967e-09 au
q 2.370035829177605 9.0813e-08 au
i 5.215215094050015 3.9008e-06 deg
node 74.50559214014967 4.2983e-05 deg
peri 81.24938340804529 4.9096e-05 deg
M 75.94321479096614 2.2984e-05 deg
tp 2458677.718167128181
(2019-Jul-13.21816713)
9.741e-05 TDB
period 1530.109834745602
4.19
8.7409e-06
2.393e-08
d
yr
n .2352772277029733 1.344e-09 deg/d
Q 2.827284069824821 1.0767e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1818  
   data-arc span      7775 days (21.29 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:46:10  

Additional Information
 Earth MOID = 1.3866 au 
 Jupiter MOID = 2.16783 au 
 T_jup = 3.404 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456857.5 (2014-Jul-19.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08916734670684273 3.5498e-08  
q 2.366702450965158 9.091e-08 au
tp 2457148.609217108434
(2015-May-06.10921711)
9.5249e-05 TDB
node 74.56021003968759 4.2954e-05 deg
peri 81.5026106166541 4.8926e-05 deg
i 5.217341503698703 3.9024e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1818  
   data-arc span      7775 days (21.29 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:46:10  

Additional Information
 Jupiter MOID = 2.16783 au 
 T_jup = 3.404 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.260130029813863E-15 -3.211794056761273E-15 6.327669610854348E-14 1.088255759974925E-14 1.538914546777648E-14 -4.404892630054451E-16
q -3.211794056761273E-15 8.264571979315941E-15 -1.263491508090721E-13 -2.848139523554346E-14 -3.373321974676343E-14 1.305110335922055E-15
tp 6.327669610854348E-14 -1.263491508090721E-13 9.072332897085802E-9 -1.831980588727026E-11 2.247073262791753E-9 2.41046751144986E-12
node 1.088255759974925E-14 -2.848139523554346E-14 -1.831980588727026E-11 1.845074784264561E-9 -1.841478271298952E-9 -1.859368914733958E-12
peri 1.538914546777648E-14 -3.373321974676343E-14 2.247073262791753E-9 -1.841478271298952E-9 2.393755172018386E-9 2.438743325823378E-12
i -4.404892630054451E-16 1.305110335922055E-15 2.41046751144986E-12 -1.859368914733958E-12 2.438743325823378E-12 1.522871458167142E-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 14.2   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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