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JPL Small-Body Database Browser
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15407 Udakiyoo (1997 WM16)
Classification: Main-belt Asteroid          SPK-ID: 2015407
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .188441813808483 3.668e-08  
a 2.268697150574882 8.4232e-09 au
q 1.841179744538414 8.4498e-08 au
i 6.725130402755354 4.0482e-06 deg
node 116.5616570566117 2.9857e-05 deg
peri 223.5206869259355 3.1105e-05 deg
M 127.8874591790012 9.3247e-06 deg
tp 2458157.107162275665
(2018-Feb-07.60716228)
3.1642e-05 TDB
period 1248.139751977885
3.42
6.9511e-06
1.903e-08
d
yr
n .2884292399384925 1.6063e-09 deg/d
Q 2.696214556611349 1.0011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2049  
   data-arc span      16902 days (46.28 yr)  
   first obs. used      1973-08-28  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:58:24  

Additional Information
 Earth MOID = .837723 au 
 Jupiter MOID = 2.68962 au 
 T_jup = 3.582 
[ 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 13.7   n/a MPO365437  
diameter diameter 4.617 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.330   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15407 Udakiyoo           Discovered 1997 Nov. 24 by Y. Ikari at Moriyama.
Kiyoo Uda (1959-2009) was a potter at Shigaraki-ware and an amateur astronomer. He observed meteors, variable stars and occultations enthusiastically and made great contributions to astronomical popularization in Shiga prefecture.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100527/MPCPages.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 1997 WM16 = 1973 QY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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