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21358 Mijerbarany (1997 GT15)
Classification: Main-belt Asteroid          SPK-ID: 2021358
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0512738254729502 3.9614e-08  
a 2.747519407274432 1.1038e-08 au
q 2.6066435767023 1.1007e-07 au
i 1.433303199311617 4.2871e-06 deg
node 62.39886219733981 0.00014409 deg
peri 189.8993713709706 0.00014958 deg
M 21.84753214352912 3.9573e-05 deg
tp 2459099.549269428015
(2020-Sep-07.04926943)
0.000183 TDB
period 1663.449343713572
4.55
1.0024e-05
2.744e-08
d
yr
n .2164177715182579 1.3041e-09 deg/d
Q 2.888395237846565 1.1604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1605  
   data-arc span      10879 days (29.79 yr)  
   first obs. used      1990-11-23  
   last obs. used      2020-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:13:22  

Additional Information
 Earth MOID = 1.59049 au 
 Jupiter MOID = 2.11357 au 
 T_jup = 3.345 
[ 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 14.60   n/a E2021B10  
diameter diameter 3.155 km 0.550 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.308   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21358 Mijerbarany           Discovered 1997 Apr. 3 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Michael Jeremy Barany (b. 1987) is a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors, for his chemistry project. He attends the Roseville Area High School, Roseville, Minnesota.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050224/MPCPages.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1997 GT15 = 1999 VE70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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