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30204 Stevedoherty (2000 GX107)
Classification: Main-belt Asteroid          SPK-ID: 2030204
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1052171562260531 2.8614e-08  
a 2.422949996804132 8.4604e-09 au
q 2.168014088462476 6.9492e-08 au
i 3.232790859968939 3.4385e-06 deg
node 147.3000993555831 5.4039e-05 deg
peri 345.5574642794794 5.6837e-05 deg
M 237.67142828081 1.9447e-05 deg
tp 2459668.602012706588
(2022-Mar-30.10201271)
7.5831e-05 TDB
period 1377.574529041412
3.77
7.2153e-06
1.975e-08
d
yr
n .2613288736185525 1.3688e-09 deg/d
Q 2.677885905145787 9.3506e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1579  
   data-arc span      9624 days (26.35 yr)  
   first obs. used      1994-10-05  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49719  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:32:24  

Additional Information
 Earth MOID = 1.18235 au 
 Jupiter MOID = 2.34587 au 
 T_jup = 3.503 
[ 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 14.92   n/a E2021B10  

30204 Stevedoherty           Discovered 2000 Apr. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Steven Doherty mentored a finalist in the 2014 Broadcom MASTERS, a math and science competition for middle school students. He teaches at the Howard W. Bishop Middle School, Gainesville, Florida.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-01-05Last Updated: 2015-01-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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