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23831 Mattmooney (1998 QK86)
Classification: Main-belt Asteroid          SPK-ID: 2023831
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB
Reference: MPO244392 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.1044131 n/a  
a 2.9940881 n/a AU
q 2.6814661 n/a AU
i 9.37580 n/a deg
node 246.50830 n/a deg
peri 113.43521 n/a deg
M 287.31418 n/a deg
tp 2456782.5696075
(2014-May-05.06960750)
n/a JED
period 1892.3231341
5.18
n/a
n/a
d
yr
n 0.19024235 n/a deg/d
Q 3.3067101 n/a AU
  Orbit Determination Parameters
   # obs. used (total)      550  
   first obs. used      1978-??-??  
   last obs. used      2012-05-17  
   # oppositions      13  
   planetary ephem.      DE403  
   condition code      0  
   fit RMS      0.58  
   data source      MPC:mpn  
   producer      MPCLINUX  

Additional Information
 T_jup = 3.227 

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a PDS3 (MPO 11212)  

23831 Mattmooney           Discovered 1998 Aug. 24 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Matthew Michael Mooney (b. 1994) is a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his environmental sciences project. He attends the St. Luke's Episcopal School, San Antonio, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071026/MPCPages.arcLast Updated: 2007-10-28

Alternate Designations
 1998 QK86 = 1978 WZ9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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