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103471 (2000 AF212)
Classification: Main-belt Asteroid          SPK-ID: 2103471
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1676792924855905 5.6583e-08  
a 3.137663643162726 2.459e-08 au
q 2.61154242341944 1.7693e-07 au
i 9.959649880346454 7.1848e-06 deg
node 320.6158612912548 3.8104e-05 deg
peri 91.38330977409984 4.7902e-05 deg
M 347.4013151714333 2.4798e-05 deg
tp 2459271.544541530085
(2021-Feb-26.04454153)
0.00013945 TDB
period 2030.055938286387
5.56
2.3864e-05
6.534e-08
d
yr
n .1773350148685477 2.0847e-09 deg/d
Q 3.663784862906013 2.8713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      8093 days (22.16 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51705  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:34:43  

Additional Information
 Earth MOID = 1.64554 au 
 Jupiter MOID = 1.83024 au 
 T_jup = 3.166 
[ 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 15.49   n/a E2021B55  
diameter diameter 2.607 km 0.706 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103471 (2000 AF212)          Discovered 2000-Jan-05 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 AF212 = 2003 SX42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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