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100413 (1996 AF18)
Classification: Main-belt Asteroid          SPK-ID: 2100413
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924070116496356 4.8267e-08  
a 2.665233711085004 1.3091e-08 au
q 2.15242405738727 1.3154e-07 au
i 2.029029005881585 5.3757e-06 deg
node 234.7859549590067 0.00012463 deg
peri 171.9764667126969 0.00012524 deg
M 274.9831620883613 1.3453e-05 deg
tp 2459375.821826116020
(2021-Jun-10.32182612)
6.0985e-05 TDB
period 1589.283496313968
4.35
1.1709e-05
3.206e-08
d
yr
n .2265171700549019 1.6689e-09 deg/d
Q 3.178043364782738 1.5609e-08 au
  Orbit Determination Parameters
   # obs. used (total)      514  
   data-arc span      8965 days (24.54 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5665  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:02:58  

Additional Information
 Earth MOID = 1.16218 au 
 Jupiter MOID = 2.21326 au 
 T_jup = 3.356 
[ 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 16.0   n/a MPO344984  
diameter diameter 3.741 km 0.563 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100413 (1996 AF18)          Discovered 1996-Jan-13 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1996 AF18 = 1999 XY66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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