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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071379532870038 2.9608e-08  
a 2.552068506488164 7.949e-09 au
q 2.023438259405985 7.4727e-08 au
i 5.062804778858666 4.1619e-06 deg
node 182.6468973776519 4.9003e-05 deg
peri 202.1327229573217 5.0824e-05 deg
M 103.4835188132125 1.4057e-05 deg
tp 2458572.439054645518
(2019-Mar-29.93905465)
5.7296e-05 TDB
period 1489.144765223603
4.08
6.9574e-06
1.905e-08
d
yr
n .2417494983746218 1.1295e-09 deg/d
Q 3.080698753570343 9.5956e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1920  
   data-arc span      9330 days (25.54 yr)  
   first obs. used      1994-10-05  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51539  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:57:32  

Additional Information
 Earth MOID = 1.0281 au 
 Jupiter MOID = 2.37412 au 
 T_jup = 3.404 
[ 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 14.2   n/a MPO302152  
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

[ show close-approach data ]
Alternate Designations
 1994 TZ14 = 1997 KF3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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