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71451 (2000 AD243)
Classification: Main-belt Asteroid          SPK-ID: 2071451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187048657964099 3.9816e-08  
a 2.583684298433874 1.2276e-08 au
q 2.27698840052799 1.0482e-07 au
i 10.53697833376823 4.04e-06 deg
node 265.9683328329698 1.9728e-05 deg
peri 237.9997464713571 2.7324e-05 deg
M 323.4171211341317 2.1352e-05 deg
tp 2459154.646253593006
(2020-Nov-01.14625359)
9.0416e-05 TDB
period 1516.902250830143
4.15
1.0811e-05
2.96e-08
d
yr
n .2373257734985796 1.6914e-09 deg/d
Q 2.890380196339759 1.3733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1564  
   data-arc span      12381 days (33.90 yr)  
   first obs. used      1986-12-04  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:56:09  

Additional Information
 Earth MOID = 1.31 au 
 Jupiter MOID = 2.23817 au 
 T_jup = 3.390 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457189.5 (2015-Jun-16.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1181985835683474 3.9881e-08  
q 2.278046587138927 1.0488e-07 au
tp 2457640.165683697684
(2016-Sep-08.66568370)
8.6905e-05 TDB
node 266.0272627994099 1.9747e-05 deg
peri 238.4506839075057 2.7385e-05 deg
i 10.53125377053021 4.0383e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1564  
   data-arc span      12381 days (33.90 yr)  
   first obs. used      1986-12-04  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:56:09  

Additional Information
 Jupiter MOID = 2.23817 au 
 T_jup = 3.390 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.590459647552338E-15 -4.160703802198118E-15 -1.131247133519428E-12 -4.826192867230074E-15 -1.778626957651452E-13 1.90993645111431E-15
q -4.160703802198118E-15 1.099950428351633E-14 3.198020821054682E-12 1.315395288068285E-14 5.099304177772699E-13 -4.821809522605295E-15
tp -1.131247133519428E-12 3.198020821054682E-12 7.552491223679597E-9 -4.057917753664596E-12 1.653597485214644E-9 7.345816784675767E-13
node -4.826192867230074E-15 1.315395288068285E-14 -4.057917753664596E-12 3.899445509607464E-10 -3.841316407126253E-10 -5.202034146309924E-13
peri -1.778626957651452E-13 5.099304177772699E-13 1.653597485214644E-9 -3.841316407126253E-10 7.499333388972844E-10 7.43802212469798E-13
i 1.90993645111431E-15 -4.821809522605295E-15 7.345816784675767E-13 -5.202034146309924E-13 7.43802212469798E-13 1.630764755760093E-11

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 14.0   n/a MPO319900  
diameter diameter 3.841 km 1.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.362   0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71451 (2000 AD243)          Discovered 2000-Jan-07 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 AD243 = 1986 XT3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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