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35953 (1999 KJ15)
Classification: Main-belt Asteroid          SPK-ID: 2035953
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2478968339167192 4.3157e-08  
a 3.084762729531025 2.4037e-08 au
q 2.320059815495987 1.3622e-07 au
i 19.10795444769045 5.3437e-06 deg
node 144.9281004400779 1.7185e-05 deg
peri 173.7013266560525 2.0306e-05 deg
M 221.4450975777497 1.2495e-05 deg
tp 2459362.141273483334
(2021-May-27.64127348)
7.3586e-05 TDB
period 1978.932925941481
5.42
2.313e-05
6.333e-08
d
yr
n .1819162212527892 2.1263e-09 deg/d
Q 3.849465643566063 2.9996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      7676 days (21.02 yr)  
   first obs. used      1998-04-02  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:49:35  

Additional Information
 Earth MOID = 1.3073 au 
 Jupiter MOID = 1.51306 au 
 T_jup = 3.096 
[ show covariance matrix ]

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 13.6   n/a MPO436017  
diameter diameter 8.692 km 0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 40.1878 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.068   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

35953 (1999 KJ15)          Discovered 1999-May-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 KJ15 = 1998 GG8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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