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14901 Hidatakayama (1992 SH)
Classification: Main-belt Asteroid          SPK-ID: 2014901
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 .1715133775404268 2.0005e-08  
a 2.695747316014333 1.0082e-08 au
q 2.233390588849174 5.2653e-08 au
i 12.32381610982255 6.4343e-07 deg
node 188.4499711375419 2.2367e-06 deg
peri 107.0240755386144 4.7914e-06 deg
M 189.746105522261 5.834e-06 deg
tp 2459965.060317421451
(2023-Jan-20.56031742)
2.9639e-05 TDB
period 1616.654439042572
4.43
9.0695e-06
2.483e-08
d
yr
n .2226820966224557 1.2493e-09 deg/d
Q 3.158104043179492 1.1811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2488  
   data-arc span      12314 days (33.71 yr)  
   first obs. used      1987-06-28  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:41:51  

Additional Information
 Earth MOID = 1.2535 au 
 Jupiter MOID = 2.19027 au 
 T_jup = 3.316 
[ 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 13.14   n/a E2021B10  
diameter diameter 6.578 km 1.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.0625 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Galad, A. (2009) Minor Planet Bull. 36, 183-186.]
geometric albedo albedo 0.282   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14901 Hidatakayama           Discovered 1992 Sept. 21 by M. Yanai and K. Watanabe at Kitami.
Hida Takayama city is located in the north of the Hida Mountains in the heart of Japan. Its castle and merchant town have remained unchanged since the Edo period.
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
 1992 SH = 1987 MB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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