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18898 (2000 JX)
Classification: Main-belt Asteroid          SPK-ID: 2018898
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3067085118627234 4.0631e-08  
a 3.18107223236036 1.7369e-08 au
q 2.205410301845283 1.2909e-07 au
i 26.50301830891868 3.8572e-06 deg
node 111.151785881095 1.0867e-05 deg
peri 288.4882745016515 1.3072e-05 deg
M 42.25945296622014 5.5392e-06 deg
tp 2459153.234739945812
(2020-Oct-30.73473995)
3.2245e-05 TDB
period 2072.329087873206
5.67
1.6973e-05
4.647e-08
d
yr
n .1737175828427239 1.4228e-09 deg/d
Q 4.156734162875438 2.2697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1877  
   data-arc span      25922 days (70.97 yr)  
   first obs. used      1950-04-20  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45862  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:05:06  

Additional Information
 Earth MOID = 1.35641 au 
 Jupiter MOID = 1.79597 au 
 T_jup = 2.968 
[ 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 12.88   n/a MPCxxxxx  
diameter diameter 13.601 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18898 (2000 JX)          Discovered 2000-May-01 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JX = 1991 OH = 1993 BB15 = 1999 CN44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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