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JPL Small-Body Database Browser
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13828 (1999 WL6)
Classification: Main-belt Asteroid          SPK-ID: 2013828
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08347895515130259 4.8128e-08  
a 2.841764101731318 1.861e-08 au
q 2.604536603732308 1.3555e-07 au
i 3.213293833282516 4.1472e-06 deg
node 86.03942698077094 8.7181e-05 deg
peri 286.4327293970031 9.0748e-05 deg
M 147.626706070395 2.7331e-05 deg
tp 2458282.965328082871
0.00013176 TDB
period 1749.76797062038
n .2057415646214864 2.021e-09 deg/d
Q 3.078991599730329 2.0164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1066  
   data-arc span      11085 days (30.35 yr)  
   first obs. used      1989-09-29  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54811  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:46:05  

Additional Information
 Earth MOID = 1.60699 au 
 Jupiter MOID = 2.35243 au 
 T_jup = 3.302 
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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 14.8   n/a MPO332948  
diameter diameter 3.356 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 22.369 h n/a LCDB (Rev. 2019-August); 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 0.299   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

13828 (1999 WL6)          Discovered 1999-Nov-28 by Korlevic, K. at Visnjan
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2084-Jun-06 08:07 00:02 Hygie 0.0478250217345194 0.047814532571053 0.0478355137550858 3.7026750788738 3.7026748606854 2482382.838122506 2.09165173526098 786.650499598724 77.0865709316815 48.7168679480243 69854.5000241646 T 25 CATAB v2.0f-lin.ifort 2020-Feb-22 20:46:21 2020-Feb-22 20:46

Alternate Designations
 1999 WL6 = 1989 TT3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Apr-05 14:36 UT
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