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JPL Small-Body Database Browser
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59181 (1999 AB13)
Classification: Main-belt Asteroid          SPK-ID: 2059181
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2030880585816952 4.1969e-08  
a 2.346541511763003 1.4852e-08 au
q 1.869986951757698 9.4237e-08 au
i 5.672589619731837 4.4765e-06 deg
node 134.3811910908564 5.193e-05 deg
peri 124.2817869250355 5.3649e-05 deg
M 221.3075802008077 1.27e-05 deg
tp 2459506.314195954582
(2021-Oct-18.81419595)
4.7494e-05 TDB
period 1312.927633732942
3.59
1.2465e-05
3.413e-08
d
yr
n .2741963766703888 2.6032e-09 deg/d
Q 2.823096071768307 1.7868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      10197 days (27.92 yr)  
   first obs. used      1990-11-14  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60515  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 18:55:38  

Additional Information
 Earth MOID = .86179 au 
 Jupiter MOID = 2.25967 au 
 T_jup = 3.526 
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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 16.5   n/a MPO452971  
diameter diameter 3.334 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.028   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59181 (1999 AB13)          Discovered 1999-Jan-07 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AB13 = 2000 PK4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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