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55815 Melindakim (1994 YU2)
Classification: Main-belt Asteroid          SPK-ID: 2055815
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2347339843655344 6.2438e-08  
a 2.381186532912295 2.0048e-08 AU
q 1.822241130524239 1.4947e-07 AU
i 24.71312119457161 1.0578e-05 deg
node 163.0106202361126 1.6602e-05 deg
peri 262.2954320224997 2.9434e-05 deg
M 160.8932838233352 2.597e-05 deg
tp 2456400.675820895631
(2013-Apr-18.17582090)
9.1672e-05 JED
period 1342.111363173349
3.67
1.6949e-05
4.64e-08
d
yr
n .2682340749643901 3.3875e-09 deg/d
Q 2.940131935300351 2.4753e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      7100 days (19.44 yr)  
   first obs. used      1994-12-31  
   last obs. used      2014-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5839  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:21:26  

Additional Information
 Earth MOID = .988073 AU 
 T_jup = 3.380 
[ 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 15.2 mag n/a MPO302367  

55815 Melindakim           Discovered 1994 Dec. 31 by D. I. Steel at Siding Spring.
Melinda Kim Dowling (née Steel, b. 1958) is the discoverer's younger sister. A businesswoman who lives in Midsomer Norton, Somerset, she has been very supportive of the discoverer's career.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20071124/MPCPages.arcLast Updated: 2007-11-26

[ show close-approach data ]
Alternate Designations
 1994 YU2 = 1999 CD11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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