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JPL Small-Body Database Browser
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12093 Chrimatthews (1998 HF99)
Classification: Main-belt Asteroid          SPK-ID: 2012093
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02845769675852178 3.2974e-08  
a 2.387260188715614 1.0068e-08 au
q 2.319324262181453 7.8329e-08 au
i 5.38272957888138 4.149e-06 deg
node 187.9049177360153 4.0452e-05 deg
peri 102.9494579073986 9.1601e-05 deg
M 180.6609560333903 8.435e-05 deg
tp 2459271.651259776404
(2021-Feb-26.15125978)
0.00031657 TDB
period 1347.249590359646
3.69
8.5227e-06
2.333e-08
d
yr
n .2672110665878165 1.6904e-09 deg/d
Q 2.455196115249774 1.0354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1169  
   data-arc span      15100 days (41.34 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55586  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:15:42  

Additional Information
 Earth MOID = 1.30995 au 
 Jupiter MOID = 2.56954 au 
 T_jup = 3.528 
[ 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 15.1   n/a MPO365395  
diameter diameter 2.343 km 0.410 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.353   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

12093 Chrimatthews           Discovered 1998 Apr. 21 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Christina Marie Matthews (b. 1986) is a finalist in the 2002 Intel International Science and Engineering Fair for her medicine and health project. She attends the South River High School, Riva, Maryland, 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: 20020724/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 HF99 = 3151 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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