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9407 Kimuranaoto (1994 WS3)
Classification: Main-belt Asteroid          SPK-ID: 2009407
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2571923399893771 2.9799e-08  
a 2.660507361639336 7.502e-09 au
q 1.976245247740351 8.0862e-08 au
i 5.209269260314177 3.4354e-06 deg
node 207.7207074494948 3.4409e-05 deg
peri 234.8054169305081 3.5162e-05 deg
M 32.57095134006617 5.7554e-06 deg
tp 2459253.092102963598
(2021-Feb-07.59210296)
2.5331e-05 TDB
period 1585.057875469465
4.34
6.7042e-06
1.836e-08
d
yr
n .2271210443299268 9.6064e-10 deg/d
Q 3.344769475538321 9.4314e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2106  
   data-arc span      14380 days (39.37 yr)  
   first obs. used      1981-11-25  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4454  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:04:09  

Additional Information
 Earth MOID = .997335 au 
 Jupiter MOID = 1.94136 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457321.5 (2015-Oct-26.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2542398125628808 2.9438e-08  
q 1.985958676070403 7.956e-08 au
tp 2457662.589778390482
(2016-Oct-01.08977839)
2.7361e-05 TDB
node 207.8591706764433 3.4273e-05 deg
peri 234.0010397301438 3.5086e-05 deg
i 5.213577728787007 3.4411e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2106  
   data-arc span      14380 days (39.37 yr)  
   first obs. used      1981-11-25  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4454  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 16:04:09  

Additional Information
 Jupiter MOID = 1.94136 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.665669478948582E-16 -2.336639507505392E-15 -2.993599846392068E-14 9.420176745307241E-16 9.898448984159456E-15 -1.212055125088152E-15
q -2.336639507505392E-15 6.329801808749929E-15 4.538941741239004E-14 -2.968234787146043E-15 -3.674797443377719E-14 3.35378495627212E-15
tp -2.993599846392068E-14 4.538941741239004E-14 7.48627937399523E-10 -1.144843896666434E-12 2.135698008113449E-10 -1.080610791707515E-14
node 9.420176745307241E-16 -2.968234787146043E-15 -1.144843896666434E-12 1.174629274140535E-9 -1.16969941460374E-9 1.153278710990813E-11
peri 9.898448984159456E-15 -3.674797443377719E-14 2.135698008113449E-10 -1.16969941460374E-9 1.231040502532988E-9 -1.154084320488109E-11
i -1.212055125088152E-15 3.35378495627212E-15 -1.080610791707515E-14 1.153278710990813E-11 -1.154084320488109E-11 1.184120540546039E-11

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 14.01   n/a MPCxxxxx  

9407 Kimuranaoto           Discovered 1994 Nov. 28 by S. Otomo at Kiyosato.
For 20 years, Naoto Kimura (b. 1956) has been a lecturer and curator at the Gotoh Planetarium and Astronomical Museum in Tokyo. He took many astrophotographs used for planetarium programs. The name was suggested by O. Muramatsu.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010109/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1994 WS3 = 1981 WX8 = 1996 FP18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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