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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 
[ 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 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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1999-Apr-02 17:32 00:04 Psych 0.0172084176536719 0.01720413042816 0.0172127079647832 2.96608673630554 2.96608649926185 2451271.230520325 3.8185305962184 428.394234493131 45.6876561995282 60.6800191379969 49133.9925206652 T 10 CATAB v2.0e-lin.ifort 2018-Oct-04 09:34:48 2018-Dec-17 23:06
2059-Jan-27 17:04 00:01 Thisb 0.0494728504075114 0.0494685935685688 0.049477109021615 5.30797013836524 5.30797011240077 2473121.211019637 1.15239199314089 550.104039537481 82.9483576961064 -68.9475832210009 83381.7604527481 T 10 CATAB v2.0e-lin.ifort 2018-Oct-04 09:34:48 2018-Dec-17 23:06
2174-Feb-04 21:22 00:11 Psych 0.0170876587620413 0.0170739990567426 0.0171013520016798 2.99641508515097 2.9964148488483 2515132.390113218 11.0872136722374 1376.05389495777 55.9886524779733 -60.4277005534628 39654.7089811557 T 10 CATAB v2.0e-lin.ifort 2018-Oct-04 09:34:48 2018-Dec-17 23:06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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