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243869 (2000 XJ1)
Classification: Main-belt Asteroid          SPK-ID: 2243869
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756145102621739 1.6213e-07  
a 2.546194925749538 2.0108e-08 au
q 2.099046150832001 4.2149e-07 au
i 6.818220016822052 1.0742e-05 deg
node 267.4705183486925 7.6328e-05 deg
peri 168.9086811530806 8.8279e-05 deg
M 293.2118971642932 4.2426e-05 deg
tp 2459275.816668548046
(2021-Mar-02.31666855)
0.00017698 TDB
period 1484.006828598031
4.06
1.758e-05
4.813e-08
d
yr
n .2425864848210292 2.8737e-09 deg/d
Q 2.993343700667075 2.364e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      9271 days (25.38 yr)  
   first obs. used      1992-12-26  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57828  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:34:32  

Additional Information
 Earth MOID = 1.11489 au 
 Jupiter MOID = 2.26574 au 
 T_jup = 3.411 
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Orbital Elements at Epoch 2456256.5 (2012-Nov-25.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176186849314383 1.6427e-07  
q 2.098784779566392 4.2861e-07 au
tp 2456302.035925100275
(2013-Jan-09.53592510)
0.00015516 TDB
node 267.5566607269725 7.6523e-05 deg
peri 168.057160617196 8.8382e-05 deg
i 6.808040579163192 1.075e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      9271 days (25.38 yr)  
   first obs. used      1992-12-26  
   last obs. used      2018-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57828  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:34:32  

Additional Information
 Jupiter MOID = 2.26574 au 
 T_jup = 3.411 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.698406783800694E-14 -7.036832024734035E-14 -2.164217103122089E-11 -3.913182055403695E-13 -6.243702775297512E-12 2.973050840067959E-15
q -7.036832024734035E-14 1.837082073873462E-13 5.66720880056153E-11 1.026053671843782E-12 1.633933894628278E-11 -8.195268703863628E-15
tp -2.164217103122089E-11 5.66720880056153E-11 2.407319935334441E-8 3.47611498681999E-10 6.969010847202648E-9 -7.632879311509147E-12
node -3.913182055403695E-13 1.026053671843782E-12 3.47611498681999E-10 5.855830207663265E-9 -5.706316683826063E-9 -5.266234523229531E-10
peri -6.243702775297512E-12 1.633933894628278E-11 6.969010847202648E-9 -5.706316683826063E-9 7.811306731307213E-9 5.205385467852483E-10
i 2.973050840067959E-15 -8.195268703863628E-15 -7.632879311509147E-12 -5.266234523229531E-10 5.205385467852483E-10 1.155670156296804E-10

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 16.3   n/a MPO396768  
diameter diameter 3.180 km 0.457 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243869 (2000 XJ1)          Discovered 2000-Dec-03 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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