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JPL Small-Body Database Browser
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18964 Fairhurst (2000 QJ142)
Classification: Main-belt Asteroid          SPK-ID: 2018964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1630233316460641 2.9721e-08  
a 2.461095275075118 8.5417e-09 au
q 2.059879323833985 7.5484e-08 au
i 2.851170324619905 3.9621e-06 deg
node 157.2068606293881 5.9921e-05 deg
peri 276.4567097808051 6.116e-05 deg
M 343.9475268024361 1.3493e-05 deg
tp 2459063.382604255651
(2020-Aug-01.88260426)
5.2968e-05 TDB
period 1410.233629012988
3.86
7.3417e-06
2.01e-08
d
yr
n .255276851007986 1.329e-09 deg/d
Q 2.86231122631625 9.9342e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1576  
   data-arc span      10412 days (28.51 yr)  
   first obs. used      1991-06-05  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51166  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:33:30  

Additional Information
 Earth MOID = 1.0771 au 
 Jupiter MOID = 2.40296 au 
 T_jup = 3.470 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO502312  
diameter diameter 3.226 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18964 Fairhurst           Discovered 2000 Aug. 31 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Maggie Sara Fairhurst (b. 1984) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her botany team project. She attends the North Toole County High School, Sunburst, Montana, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

Alternate Designations
 2000 QJ142 = 1996 RY19 = 1998 FV131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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