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JPL Small-Body Database Browser
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19743 (2000 AF164)
Classification: Main-belt Asteroid          SPK-ID: 2019743
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1576893059643122 3.3838e-08  
a 2.585491906431672 1.0541e-08 au
q 2.177787482130115 8.8653e-08 au
i 14.34453506048076 3.1869e-06 deg
node 139.6601183903947 1.4818e-05 deg
peri 84.28153265144044 1.78e-05 deg
M 249.4276638100241 1.1914e-05 deg
tp 2459466.898543534029
(2021-Sep-09.39854353)
5.151e-05 TDB
period 1518.494421459748
4.16
9.2865e-06
2.543e-08
d
yr
n .2370769328569067 1.4499e-09 deg/d
Q 2.993196330733229 1.2203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2669  
   data-arc span      14503 days (39.71 yr)  
   first obs. used      1980-05-18  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38303  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:54:54  

Additional Information
 Earth MOID = 1.22581 au 
 Jupiter MOID = 2.1429 au 
 T_jup = 3.361 
[ 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 13.0   n/a MPO452450  
diameter diameter 6.364 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.463 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Zeigler, K.; Barnhard, T.; Moser, A.; Duval, N.; et al. (2018) Minor Planet Bull. 45, 184-186.]
geometric albedo albedo 0.363   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19743 (2000 AF164)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 AF164 = 1980 KM2 = 1992 HR5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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