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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920914579358629 4.3087e-08  
a 2.663281124456315 1.2292e-08 au
q 2.151687570366438 1.1954e-07 au
i 2.028865835390155 4.0917e-06 deg
node 234.7427490800794 0.00012292 deg
peri 172.1996487944841 0.00012355 deg
M 320.1129785060315 1.3675e-05 deg
tp 2459376.394820017753
(2021-Jun-10.89482002)
6.1028e-05 TDB
period 1587.53732002692
4.35
1.0991e-05
3.009e-08
d
yr
n .2267663225667636 1.57e-09 deg/d
Q 3.174874678546194 1.4654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      571  
   data-arc span      9091 days (24.89 yr)  
   first obs. used      1996-01-13  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55604  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:25:12  

Additional Information
 Earth MOID = 1.16059 au 
 Jupiter MOID = 2.21654 au 
 T_jup = 3.357 
[ 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 15.94   n/a E2021B55  
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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