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27549 Joannemichet (2000 JF23)
Classification: Main-belt Asteroid          SPK-ID: 2027549
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 .04866302063851638 7.1642e-08  
a 2.554243711206168 2.2411e-08 AU
q 2.429946496771942 1.8755e-07 AU
i 8.590619989136 1.107e-05 deg
node 346.9705692090708 4.1616e-05 deg
peri 304.5797562280587 0.00012346 deg
M 136.1604081858682 0.00011472 deg
tp 2456436.550429865531
(2013-May-24.05042987)
0.00047375 JED
period 1491.049035129728
4.08
1.9624e-05
5.373e-08
d
yr
n .241440751791693 3.1776e-09 deg/d
Q 2.678540925640394 2.3502e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      711  
   data-arc span      22309 days (61.08 yr)  
   first obs. used      1953-11-11  
   last obs. used      2014-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55951  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:11:28  

Additional Information
 Earth MOID = 1.4271 AU 
 T_jup = 3.421 
[ 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 14.1 mag n/a MPO267807  

27549 Joannemichet           Discovered 2000 May 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Joanne Michet mentored a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students. She teaches at the Friedell Middle School, Rochester, Minnesota.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2000 JF23 = 1993 RA4 = 1997 RH8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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