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59708 (1999 JC123)
Classification: Main-belt Asteroid          SPK-ID: 2059708
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1497104038098911 4.0292e-08  
a 2.335652253901525 1.107e-08 au
q 1.985980811810445 9.2598e-08 au
i 7.560992352631515 3.7497e-06 deg
node 87.86235658507258 3.6844e-05 deg
peri 231.3463433745638 4.2006e-05 deg
M 259.5685194370616 2.4173e-05 deg
tp 2459364.229114655901
(2021-May-29.72911466)
8.9105e-05 TDB
period 1303.79917275107
3.57
9.2693e-06
2.538e-08
d
yr
n .2761161438999728 1.963e-09 deg/d
Q 2.685323695992604 1.2727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      10673 days (29.22 yr)  
   first obs. used      1991-02-08  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57169  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:48:43  

Additional Information
 Earth MOID = .982497 au 
 Jupiter MOID = 2.59662 au 
 T_jup = 3.541 
[ 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 15.4   n/a MPO412566  
diameter diameter 1.912 km 0.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.402   0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59708 (1999 JC123)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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