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7235 Hitsuzan (1986 UY)
Classification: Main-belt Asteroid          SPK-ID: 2007235
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1644955822905167 1.8159e-08  
a 2.24230224271801 5.3619e-09 au
q 1.87345342963078 4.1312e-08 au
i 4.966694427409537 8.283e-07 deg
node 351.9500106617973 1.1504e-05 deg
peri 45.90964940484721 1.2117e-05 deg
M 63.56877846197867 6.6995e-06 deg
tp 2458983.938615552100
(2020-May-14.43861555)
2.2545e-05 TDB
period 1226.42121317266
3.36
4.399e-06
1.204e-08
d
yr
n .2935369970229942 1.0529e-09 deg/d
Q 2.611151055805241 6.244e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1996  
   data-arc span      24511 days (67.11 yr)  
   first obs. used      1954-02-10  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4873  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 23:20:43  

Additional Information
 Earth MOID = .883226 au 
 Jupiter MOID = 2.81932 au 
 T_jup = 3.611 
[ 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 14.34   n/a MPCxxxxx  
rotation period rot_per 12.6537 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

7235 Hitsuzan           Discovered 1986 Oct. 30 by T. Seki at Geisei.
Hitsuzan is a mountain that is reflected in the Kagami River as it flows through the center of Kochi city.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010804/MPCPages.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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