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18026 Juliabaldwin (1999 KG13)
Classification: Main-belt Asteroid          SPK-ID: 2018026
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1952635501698493 3.3384e-08  
a 2.334571857404002 6.3332e-09 au
q 1.878715068400678 7.7437e-08 au
i 4.746898539597451 4.2063e-06 deg
node 148.2122715193549 4.4897e-05 deg
peri 347.9516664384082 4.6376e-05 deg
M 49.58696206167225 1.0685e-05 deg
tp 2458821.037258793949
(2019-Dec-03.53725879)
3.8564e-05 TDB
period 1302.894634961219
3.57
5.3017e-06
1.452e-08
d
yr
n .2763078382088169 1.1244e-09 deg/d
Q 2.790428646407326 7.5699e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1124  
   data-arc span      10782 days (29.52 yr)  
   first obs. used      1990-11-21  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:18:05  

Additional Information
 Earth MOID = .892761 au 
 Jupiter MOID = 2.24462 au 
 T_jup = 3.538 
[ 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 15.3   n/a MPO452426  

18026 Juliabaldwin           Discovered 1999 May 18 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Julia Ruby Baldwin (b. 1985) was awarded second place in the 2003 Intel International Science and Engineering Fair for her behavioral and social sciences team project. She attends the Oregon Episcopal School, Portland, Oregon, 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
 1999 KG13 = 1990 WW6 = 1999 JS125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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