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11688 Amandugan (1998 FG53)
Classification: Main-belt Asteroid          SPK-ID: 2011688
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03772062792881061 2.524e-08  
a 2.302600554352722 6.3681e-09 au
q 2.21574501557331 5.7498e-08 au
i 3.701696285948273 4.0622e-06 deg
node 339.3054442815252 4.0885e-05 deg
peri 297.6729105023819 7.36e-05 deg
M 92.82944804342287 6.1188e-05 deg
tp 2458871.413852461501
(2020-Jan-22.91385246)
0.00021718 TDB
period 1276.222315341596
3.49
5.2943e-06
1.45e-08
d
yr
n .2820825146782061 1.1702e-09 deg/d
Q 2.389456093132134 6.6083e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2082  
   data-arc span      15456 days (42.32 yr)  
   first obs. used      1978-09-02  
   last obs. used      2020-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:01:57  

Additional Information
 Earth MOID = 1.20041 au 
 Jupiter MOID = 2.64074 au 
 T_jup = 3.587 
[ 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 14.76   n/a E2021B10  

11688 Amandugan           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Amanda Dyann Dugan (b. 1986) is a finalist in the 2002 Intel International Science and Engineering Fair for her medicine and health project. She attends the Rockdale Magnet School for Science and Technology, Conyers, Georgia, 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 FG53 = 1978 RU6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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