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9096 Tamotsu (1995 XE1)
Classification: Main-belt Asteroid          SPK-ID: 2009096
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02174376230557761 3.6411e-08  
a 3.167037226094962 1.729e-08 au
q 3.098173921437837 1.1595e-07 au
i 6.858708049920301 4.0631e-06 deg
node 70.14892410402418 3.1565e-05 deg
peri 313.3977503504337 9.438e-05 deg
M 180.5335828068837 8.9122e-05 deg
tp 2460026.763471868108
(2023-Mar-23.26347187)
0.00051032 TDB
period 2058.629439707174
5.64
1.6858e-05
4.615e-08
d
yr
n .1748736285687275 1.432e-09 deg/d
Q 3.235900530752086 1.7666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2276  
   data-arc span      11018 days (30.17 yr)  
   first obs. used      1989-11-04  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 21:33:44  

Additional Information
 Earth MOID = 2.10738 au 
 Jupiter MOID = 1.87782 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456731.5 (2014-Mar-15.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02160473483109174 3.6596e-08  
q 3.098957895650218 1.1659e-07 au
tp 2455935.286464611868
(2012-Jan-08.78646461)
0.00050837 TDB
node 70.17075997957016 3.1556e-05 deg
peri 318.1768878324654 9.4382e-05 deg
i 6.859597120934038 4.0635e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2276  
   data-arc span      11018 days (30.17 yr)  
   first obs. used      1989-11-04  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 21:33:44  

Additional Information
 Jupiter MOID = 1.87782 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.339291936566995E-15 -4.221838566943355E-15 1.169375656353519E-12 -2.954870751778931E-16 1.791927550806401E-13 -3.655046034546099E-16
q -4.221838566943355E-15 1.359279740792947E-14 -3.676236774631882E-12 -3.338255612095574E-15 -5.422869496463672E-13 1.169854046510789E-15
tp 1.169375656353519E-12 -3.676236774631882E-12 2.584387306486102E-7 4.068335823390329E-11 4.523143516835618E-8 -6.401228540697784E-12
node -2.954870751778931E-16 -3.338255612095574E-15 4.068335823390329E-11 9.957926664914353E-10 -9.818686768688395E-10 -6.534287078837813E-12
peri 1.791927550806401E-13 -5.422869496463672E-13 4.523143516835618E-8 -9.818686768688395E-10 8.90794323883426E-9 5.367331053548333E-12
i -3.655046034546099E-16 1.169854046510789E-15 -6.401228540697784E-12 -6.534287078837813E-12 5.367331053548333E-12 1.651180239275165E-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 12.2   n/a MPO473890  
diameter diameter 13.683 km 0.289 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.164   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9096 Tamotsu           Discovered 1995 Dec. 15 by T. Kobayashi at Oizumi.
Tamotsu Fujii (b. 1947) became interested in astronomy when Sputnik 1 was launched in 1957. Since then he has been an observer of sunspots. He has been a member of the Oriental Astronomical Association since 1960 and president of the Yamashiro Astronomical Association since its founding in 1962.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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