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14028 Nakamurahiroshi (1994 TZ14)
Classification: Main-belt Asteroid          SPK-ID: 2014028
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073171462799063 2.9001e-08  
a 2.551669117199411 7.9199e-09 au
q 2.022664357571062 7.322e-08 au
i 5.063555764763449 4.0083e-06 deg
node 182.6442570173419 4.5097e-05 deg
peri 202.1105811765901 4.6776e-05 deg
M 151.8564529105905 1.3437e-05 deg
tp 2458572.491222874794
(2019-Mar-29.99122287)
5.4172e-05 TDB
period 1488.795210422745
4.08
6.9314e-06
1.898e-08
d
yr
n .2418062588324539 1.1258e-09 deg/d
Q 3.080673876827761 9.5618e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1971  
   data-arc span      9666 days (26.46 yr)  
   first obs. used      1994-10-05  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51328  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 01:39:55  

Additional Information
 Earth MOID = 1.02604 au 
 Jupiter MOID = 2.37535 au 
 T_jup = 3.404 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.29   n/a MPCxxxxx  
diameter diameter 4.197 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.230   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14028 Nakamurahiroshi           Discovered 1994 Oct. 5 by K. Endate and K. Watanabe at Kitami.
Hiroshi Nakamura (b. 1955) is a well-known amateur astronomer in Kagawa Prefecture, Japan. He built an astronomical observatory in his garden in 1984. His main interests are observing comets and solar eclipses.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-01-05Last Updated: 2015-01-07

Alternate Designations
 1994 TZ14 = 1997 KF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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