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59639 (1999 JS83)
Classification: Main-belt Asteroid          SPK-ID: 2059639
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1144145724911997 3.2509e-08  
a 2.561576009245879 1.2913e-08 au
q 2.268494385244298 8.6079e-08 au
i 12.66604653471807 5.1819e-06 deg
node 163.4276448871935 1.4953e-05 deg
peri 74.99591666752143 2.881e-05 deg
M 307.4427396382183 2.5363e-05 deg
tp 2458819.119811560617
(2019-Dec-01.61981156)
0.00010625 TDB
period 1497.474023951467
4.10
1.1323e-05
3.1e-08
d
yr
n .2404048379083386 1.8179e-09 deg/d
Q 2.85465763324746 1.4391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1132  
   data-arc span      7326 days (20.06 yr)  
   first obs. used      1999-04-17  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54672  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:15:25  

Additional Information
 Earth MOID = 1.29708 au 
 Jupiter MOID = 2.21359 au 
 T_jup = 3.391 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.8   n/a MPO436198  
diameter diameter 3.169 km 1.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.020 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.254   0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59639 (1999 JS83)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JS83 = 2000 QM208 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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