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JPL Small-Body Database Browser
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59495 (1999 JB6)
Classification: Main-belt Asteroid          SPK-ID: 2059495
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09879860517016051 4.9281e-08  
a 2.812068855391399 1.5025e-08 au
q 2.534240374836279 1.3677e-07 au
i 8.994034029313193 5.0852e-06 deg
node 57.80011492451576 2.8595e-05 deg
peri 148.8226842094155 3.5152e-05 deg
M 162.5476832052862 2.0444e-05 deg
tp 2458222.793666694008
(2018-Apr-14.29366669)
9.7462e-05 TDB
period 1722.413229578729
4.72
1.3804e-05
3.779e-08
d
yr
n .2090090773908241 1.6751e-09 deg/d
Q 3.089897335946519 1.6509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      9835 days (26.93 yr)  
   first obs. used      1992-11-28  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56031  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:13:07  

Additional Information
 Earth MOID = 1.53335 au 
 Jupiter MOID = 1.88585 au 
 T_jup = 3.295 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456534.5 (2013-Aug-30.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0972705807867652 4.9465e-08  
q 2.539756980397226 1.3721e-07 au
tp 2456501.951699170626
(2013-Jul-28.45169917)
9.9752e-05 TDB
node 57.83569838285288 2.8587e-05 deg
peri 149.5541703124149 3.529e-05 deg
i 8.994586807290222 5.0861e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      9835 days (26.93 yr)  
   first obs. used      1992-11-28  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56031  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:13:07  

Additional Information
 Jupiter MOID = 1.88585 au 
 T_jup = 3.295 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.446774990248823E-15 -6.75440180770068E-15 -3.460943940390818E-13 -9.229786996768623E-15 -7.516664080006914E-14 -3.818569950403819E-16
q -6.75440180770068E-15 1.882720465025083E-14 7.818170970464371E-13 2.767726458278749E-14 1.684281456392675E-13 1.201212382929815E-15
tp -3.460943940390818E-13 7.818170970464371E-13 9.950496224806307E-9 -7.149240119968332E-12 2.088796387932801E-9 -1.50933602660136E-12
node -9.229786996768623E-15 2.767726458278749E-14 -7.149240119968332E-12 8.172035301437269E-10 -8.080848422458793E-10 -4.077335235694521E-11
peri -7.516664080006914E-14 1.684281456392675E-13 2.088796387932801E-9 -8.080848422458793E-10 1.24537531773547E-9 3.994729681708069E-11
i -3.818569950403819E-16 1.201212382929815E-15 -1.50933602660136E-12 -4.077335235694521E-11 3.994729681708069E-11 2.586797864246871E-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 14.5   n/a MPO351256  
diameter diameter 4.087 km 0.940 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.201   0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59495 (1999 JB6)          Discovered 1999-May-06 by Lopez, A., Pacheco, R. at Mallorca
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JB6 = 2001 SJ289 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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