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13319 Michaelmi (1998 RD79)
Classification: Main-belt Asteroid          SPK-ID: 2013319
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326324467097 4.9436e-08  
a 2.213761223426434 1.1601e-08 au
q 1.920144655932327 1.083e-07 au
i 6.17674536223815 5.3181e-06 deg
node 52.72084398140537 4.7697e-05 deg
peri 186.9486667252302 5.186e-05 deg
M 205.1171674080008 2.1845e-05 deg
tp 2457918.101317123039
(2017-Jun-13.60131712)
7.3859e-05 JED
period 1203.080231978657
3.29
9.4571e-06
2.589e-08
d
yr
n .2992319135756413 2.3522e-09 deg/d
Q 2.507377790920541 1.314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      917  
   data-arc span      14189 days (38.85 yr)  
   first obs. used      1977-02-12  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55277  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:23:42  

Additional Information
 Earth MOID = .907148 au 
 Jupiter MOID = 2.49086 au 
 T_jup = 3.636 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO358759  

13319 Michaelmi           Discovered 1998 Sept. 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Michael Mi (b. 1988) is a finalist in the 2002 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his biochemistry, medicine, health, and microbiology project. He attends the Andrew W. Mellon Middle School, Pittsburgh, Pennsylvania.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 RD79 = 1977 CA3 = 1991 OD 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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