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118474 (2000 AH41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2118474
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2404949542983207 4.6371e-08  
a 3.413858166520333 2.6754e-08 au
q 2.592842502782077 1.5821e-07 au
i 13.33556416413695 4.6078e-06 deg
node 97.5463809779189 2.2375e-05 deg
peri 298.046327853628 2.4032e-05 deg
M 177.2745709759026 8.9351e-06 deg
tp 2458065.984118338631
(2017-Nov-08.48411834)
5.3603e-05 TDB
period 2303.915982702398
6.31
2.7083e-05
7.415e-08
d
yr
n .1562556979954342 1.8368e-09 deg/d
Q 4.23487383025859 3.3188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      8123 days (22.24 yr)  
   first obs. used      1998-11-13  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:57:27  

Additional Information
 Earth MOID = 1.63208 au 
 Jupiter MOID = 1.38572 au 
 T_jup = 3.054 
[ 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 13.6   n/a MPO436569  
diameter diameter 10.030 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118474 (2000 AH41)          Discovered 2000-Jan-03 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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