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JPL Small-Body Database Browser
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59714 (1999 JG128)
Classification: Main-belt Asteroid          SPK-ID: 2059714
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329244013868149 4.8238e-08  
a 2.584827640298835 1.2432e-08 au
q 2.241240973524019 1.2805e-07 au
i 14.06786869446919 4.8233e-06 deg
node 34.7076577080687 1.8094e-05 deg
peri 103.1021933333789 2.649e-05 deg
M 107.2840619200765 1.6922e-05 deg
tp 2458548.145913691096
(2019-Mar-05.64591369)
7.1728e-05 TDB
period 1517.909260301144
4.16
1.095e-05
2.998e-08
d
yr
n .2371683271295006 1.711e-09 deg/d
Q 2.928414307073651 1.4084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1354  
   data-arc span      12122 days (33.19 yr)  
   first obs. used      1986-03-04  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54293  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:15:37  

Additional Information
 Earth MOID = 1.30083 au 
 Jupiter MOID = 2.18297 au 
 T_jup = 3.368 
[ 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 14.4   n/a MPO452978  
diameter diameter 3.615 km 0.211 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.724 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.282   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59714 (1999 JG128)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JG128 = 2001 TL36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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