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43218 (2000 AE143)
Classification: Main-belt Asteroid          SPK-ID: 2043218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09018095712363372 2.5876e-08  
a 2.99365680375065 1.52e-08 au
q 2.723685967888738 7.7994e-08 au
i 9.222328431619699 2.2984e-07 deg
node 275.3569672002364 7.8506e-06 deg
peri 145.256018081796 8.7899e-06 deg
M 123.5354989558522 9.537e-06 deg
tp 2458747.281755415660
(2019-Sep-20.78175542)
4.7355e-05 TDB
period 1891.914227293373
5.18
1.4409e-05
3.945e-08
d
yr
n .1902834678266712 1.4492e-09 deg/d
Q 3.263627639612562 1.657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1932  
   data-arc span      8340 days (22.83 yr)  
   first obs. used      1998-08-31  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:41:44  

Additional Information
 Earth MOID = 1.74267 au 
 Jupiter MOID = 2.01371 au 
 T_jup = 3.229 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457384.5 (2015-Dec-28.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0878835629334498 2.5621e-08  
q 2.733847236164857 7.6979e-08 au
tp 2456858.923767833690
(2014-Jul-20.42376783)
4.3421e-05 TDB
node 275.4937019557001 7.8491e-06 deg
peri 146.095637951769 9.0579e-06 deg
i 9.217266018637192 2.3043e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      1932  
   data-arc span      8340 days (22.83 yr)  
   first obs. used      1998-08-31  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 16:41:44  

Additional Information
 Jupiter MOID = 2.01371 au 
 T_jup = 3.229 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.564242660222182E-16 -1.940283010554667E-15 -3.117432854196153E-13 -3.932826014673571E-15 -1.090683931163806E-13 1.283312365938288E-15
q -1.940283010554667E-15 5.925808700746775E-15 1.073012974007913E-12 1.15241334160185E-14 3.599477196885324E-13 -3.768255127985809E-15
tp -3.117432854196153E-13 1.073012974007913E-12 1.88534069070006E-9 1.689570031405838E-10 2.05794990335877E-10 1.878661760711539E-12
node -3.932826014673571E-15 1.15241334160185E-14 1.689570031405838E-10 6.1607870060516E-11 -3.197048989469803E-11 6.445097755720431E-13
peri -1.090683931163806E-13 3.599477196885324E-13 2.05794990335877E-10 -3.197048989469803E-11 8.204477802911137E-11 -3.764471878499795E-13
i 1.283312365938288E-15 -3.768255127985809E-15 1.878661760711539E-12 6.445097755720431E-13 -3.764471878499795E-13 5.309781537104822E-14

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.23   n/a MPO636684  
diameter diameter 9.085 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.464356 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.135   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43218 (2000 AE143)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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