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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324197702732749 5.2257e-08  
a 2.214244205219941 1.407e-08 AU
q 1.921034496235786 1.1394e-07 AU
i 6.176054866319825 5.8429e-06 deg
node 52.72467687484708 5.6112e-05 deg
peri 187.0089454266921 6.1716e-05 deg
M 85.37692441460102 2.5061e-05 deg
tp 2456715.086371279846
(2014-Feb-26.58637128)
8.3957e-05 JED
period 1203.473971963362
3.29
1.1471e-05
3.141e-08
d
yr
n .2991340140183437 2.8512e-09 deg/d
Q 2.507453914204096 1.5933e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      776  
   data-arc span      13677 days (37.45 yr)  
   first obs. used      1977-02-12  
   last obs. used      2014-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57712  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:22:12  

Additional Information
 Earth MOID = .91055 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 14.6 mag n/a MPO263468  

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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