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15906 Yoshikaneda (1997 SX21)
Classification: Main-belt Asteroid          SPK-ID: 2015906
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1214202419024486 3.3655e-08  
a 2.246147394473747 7.4207e-09 au
q 1.97341963448819 7.7361e-08 au
i 1.878371272594046 3.6463e-06 deg
node 188.7898373950524 9.5943e-05 deg
peri 192.1099972453949 9.6883e-05 deg
M 260.5024568046591 1.3493e-05 deg
tp 2459340.333087235478
(2021-May-05.83308724)
4.6489e-05 TDB
period 1229.577208399863
3.37
6.0933e-06
1.668e-08
d
yr
n .2927835662052437 1.4509e-09 deg/d
Q 2.518875154459304 8.3217e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1725  
   data-arc span      8887 days (24.33 yr)  
   first obs. used      1996-04-17  
   last obs. used      2020-08-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:30:40  

Additional Information
 Earth MOID = .975953 au 
 Jupiter MOID = 2.92718 au 
 T_jup = 3.620 
[ 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 15.1   n/a MPO431681  
diameter diameter 2.489 km 0.576 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.197   0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15906 Yoshikaneda           Discovered 1997 Sept. 30 by T. Okuni at Nanyo.
Yosibumi Kaneda (b. 1937), a retired teacher of high school, is an amateur astronomer, active in the Nanyo Astronomy Lovers Club since 1983.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100923/MPCPages.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 1997 SX21 = 1996 HA13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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