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47466 Mayatoyoshima (1999 YJ9)
Classification: Main-belt Asteroid          SPK-ID: 2047466
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2659644378565304 4.4079e-08  
a 2.310549968616211 1.1024e-08 au
q 1.696025845073777 1.004e-07 au
i 23.20548102813388 5.8309e-06 deg
node 164.5614378354734 1.259e-05 deg
peri 311.4366833799574 1.6231e-05 deg
M 165.0591132292119 1.3539e-05 deg
tp 2458012.322399418195
(2017-Sep-15.82239942)
4.6133e-05 TDB
period 1282.836991347508
3.51
9.1811e-06
2.514e-08
d
yr
n .2806280162079295 2.0084e-09 deg/d
Q 2.925074092158646 1.3956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      911  
   data-arc span      8777 days (24.03 yr)  
   first obs. used      1995-08-25  
   last obs. used      2019-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51396  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:13:26  

Additional Information
 Earth MOID = .771244 au 
 Jupiter MOID = 2.29682 au 
 T_jup = 3.433 
[ 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 14.9   n/a MPO390020  
diameter diameter 2.233 km 0.283 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.433   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

47466 Mayatoyoshima           Discovered 1999 Dec. 31 by R. A. Tucker at Goodricke-Pigott.
Maya Toyoshima (b. 1991) is a Japanese vocalist and original member of the musical group "Kalafina".
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-11-04Last Updated: 2017-11-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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