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20576 Marieoertle (1999 RG148)
Classification: Main-belt Asteroid          SPK-ID: 2020576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06296800275039428 3.8801e-08  
a 2.247821848494269 7.707e-09 au
q 2.106280996155885 8.5841e-08 au
i 4.435479854748028 3.9679e-06 deg
node 304.0406089545307 5.1784e-05 deg
peri 192.9889340296613 6.0461e-05 deg
M 260.4954332216091 3.2157e-05 deg
tp 2459340.737181132670
(2021-May-06.23718113)
0.0001105 TDB
period 1230.95239920547
3.37
6.3308e-06
1.733e-08
d
yr
n .2924564753538524 1.5041e-09 deg/d
Q 2.389362700832652 8.1923e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1246  
   data-arc span      8388 days (22.97 yr)  
   first obs. used      1996-11-13  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55221  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:23:54  

Additional Information
 Earth MOID = 1.1202 au 
 Jupiter MOID = 2.62101 au 
 T_jup = 3.623 
[ 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 15.1   n/a MPO337432  

20576 Marieoertle           Discovered 1999 Sept. 9 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Marie Oertle mentored a finalist in the 2004 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the Harelson Elementary School, Tucson, Arizona.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041028/MPCPages.arcLast Updated: 2004-10-29

Alternate Designations
 1999 RG148 = 1998 FA117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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