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JPL Small-Body Database Browser
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20268 Racollier (1998 FC28)
Classification: Main-belt Asteroid          SPK-ID: 2020268
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12926041836111 3.4452e-08  
a 2.374788151922087 7.9701e-09 au
q 2.067822041885631 8.1192e-08 au
i 6.254442479504831 3.9394e-06 deg
node 182.9544607513885 2.674e-05 deg
peri 198.1272127420754 2.9422e-05 deg
M 165.9710609785824 1.1976e-05 deg
tp 2458384.237691260436
(2018-Sep-22.73769126)
4.4135e-05 TDB
period 1336.705506599564
3.66
6.7292e-06
1.842e-08
d
yr
n .2693188576112038 1.3558e-09 deg/d
Q 2.681754261958543 9.0003e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1674  
   data-arc span      9581 days (26.23 yr)  
   first obs. used      1994-02-02  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:10:31  

Additional Information
 Earth MOID = 1.07105 au 
 Jupiter MOID = 2.77498 au 
 T_jup = 3.523 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456980.5 (2014-Nov-19.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1283443724506859 3.4447e-08  
q 2.070520953466726 8.113e-08 au
tp 2457044.607676258738
(2015-Jan-22.10767626)
4.4619e-05 TDB
node 182.9809616980953 2.675e-05 deg
peri 197.5993669649659 2.9474e-05 deg
i 6.251064321945881 3.9393e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1674  
   data-arc span      9581 days (26.23 yr)  
   first obs. used      1994-02-02  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 05:10:31  

Additional Information
 Jupiter MOID = 2.77498 au 
 T_jup = 3.523 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.186578385543514E-15 -2.784624664319502E-15 -3.662968352616153E-13 6.750996839546123E-15 -1.209101439575277E-13 -1.055356550629774E-16
q -2.784624664319502E-15 6.582048764988933E-15 8.485554290300735E-13 -1.627387110381162E-14 2.805841081179795E-13 3.923507771303074E-16
tp -3.662968352616153E-13 8.485554290300735E-13 1.990848534765411E-9 -3.979724910203747E-12 5.575903621039219E-10 -5.665511438796754E-13
node 6.750996839546123E-15 -1.627387110381162E-14 -3.979724910203747E-12 7.155874634600495E-10 -7.12198584651918E-10 -5.787249576268182E-12
peri -1.209101439575277E-13 2.805841081179795E-13 5.575903621039219E-10 -7.12198584651918E-10 8.68706705275379E-10 5.622214890470012E-12
i -1.055356550629774E-16 3.923507771303074E-16 -5.665511438796754E-13 -5.787249576268182E-12 5.622214890470012E-12 1.551804152169379E-11

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 14.7   n/a MPO452457  

20268 Racollier           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Rachael Theresa Collier (b. 1986) is a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors, for her environmental science project. She attends the Mediapolis High School, Mediapolis, Iowa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040415/MPCPages.arcLast Updated: 2004-04-20

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Alternate Designations
 1998 FC28 = 1996 TQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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