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18193 Hollilydrury (2000 QT93)
Classification: Main-belt Asteroid          SPK-ID: 2018193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1596967899703188 4.3898e-08  
a 2.467945738837141 9.828e-09 au
q 2.073822726523923 1.0907e-07 au
i 4.044708473737718 3.8442e-06 deg
node 237.6443453677396 6.2225e-05 deg
peri 273.4049945544965 6.321e-05 deg
M 268.1349772860037 1.2818e-05 deg
tp 2459561.867859465040
(2021-Dec-13.36785947)
5.1369e-05 TDB
period 1416.125806798434
3.88
8.4591e-06
2.316e-08
d
yr
n .2542147020213446 1.5185e-09 deg/d
Q 2.862068751150359 1.1398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1088  
   data-arc span      10933 days (29.93 yr)  
   first obs. used      1991-04-14  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:41:55  

Additional Information
 Earth MOID = 1.08915 au 
 Jupiter MOID = 2.15898 au 
 T_jup = 3.465 
[ 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 15.18   n/a E2021B10  

18193 Hollilydrury           Discovered 2000 Aug. 26 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Hollilyne Drury (b. 1984) was awarded second place in the 2003 Intel International Science and Engineering Fair for her physics team project. She attends the Provo High School, Provo, Utah, 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: 20040614/MPCPages.arcLast Updated: 2009-12-11

Alternate Designations
 2000 QT93 = 1999 KP17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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