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10767 Toyomasu (1990 UF1)
Classification: Main-belt Asteroid          SPK-ID: 2010767
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503954072505404 1.6528e-08  
a 2.223159078142343 5.6985e-09 au
q 1.888806163202389 3.8404e-08 au
i 4.469303153486285 1.0616e-06 deg
node 58.54245500167429 7.4618e-06 deg
peri 286.6835097587448 8.6588e-06 deg
M 75.52187049421013 8.2355e-06 deg
tp 2458946.505405796853
(2020-Apr-07.00540580)
2.7339e-05 TDB
period 1210.749327509613
3.31
4.6552e-06
1.275e-08
d
yr
n .2973365269097304 1.1432e-09 deg/d
Q 2.557511993082297 6.5556e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2472  
   data-arc span      11107 days (30.41 yr)  
   first obs. used      1990-10-16  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:19:17  

Additional Information
 Earth MOID = .88577 au 
 Jupiter MOID = 2.84093 au 
 T_jup = 3.629 
[ 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 13.95   n/a E2021B10  
diameter diameter 3.314 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.532   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

10767 Toyomasu           Discovered 1990 Oct. 22 by K. Endate and K. Watanabe at Kitami.
Shinji Toyomasu (b. 1967) is a research fellow of the Misato Observatory. Since 1995, his main functions have been to teach students and to perform radio meteor observations.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020328/MPCPages.arcLast Updated: 2003-10-02

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