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19568 Rachelmarie (1999 KY14)
Classification: Main-belt Asteroid          SPK-ID: 2019568
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624318867161838 1.2092e-08  
a 2.287821135194711 6.0708e-09 au
q 1.916206031735872 2.6214e-08 au
i 3.766977452322328 1.5851e-07 deg
node 300.8694125725 2.7916e-06 deg
peri 316.6136573988976 5.2695e-06 deg
M 78.48212567731719 3.6589e-06 deg
tp 2458924.950399913383
(2020-Mar-16.45039991)
1.2961e-05 TDB
period 1263.954756259259
3.46
5.0309e-06
1.377e-08
d
yr
n .2848203214689734 1.1337e-09 deg/d
Q 2.659436238653549 7.0569e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2704  
   data-arc span      13058 days (35.75 yr)  
   first obs. used      1985-05-13  
   last obs. used      2021-02-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45529  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 02:19:30  

Additional Information
 Earth MOID = .901496 au 
 Jupiter MOID = 2.40492 au 
 T_jup = 3.580 
[ 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 14.11   n/a E2021B10  
diameter diameter 3.729 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.421   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19568 Rachelmarie           Discovered 1999 May 18 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Rachel Marie Clements (b. 1989) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for her botany and zoology project. She attends the Clements Homeschool, Albuquerque, New Mexico.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031010/MPCPages.arcLast Updated: 2003-10-10

[ show close-approach data ]
Alternate Designations
 1999 KY14 = 1985 JO = 1988 CM1 = 1995 DK3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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