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JPL Small-Body Database Browser
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15387 Hanazukayama (1997 SQ17)
Classification: Main-belt Asteroid          SPK-ID: 2015387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1810027497399143 3.5622e-08  
a 2.439760354163856 1.2584e-08 au
q 1.998157021353771 8.9136e-08 au
i 12.54628319025078 5.1521e-06 deg
node 13.78855242120351 1.6965e-05 deg
peri 285.8314128410503 2.2446e-05 deg
M 38.72303064523718 1.5464e-05 deg
tp 2458850.777861809668
5.9611e-05 TDB
period 1391.935725339436
n .2586326318424012 2.001e-09 deg/d
Q 2.881363686973941 1.4862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1163  
   data-arc span      8456 days (23.15 yr)  
   first obs. used      1996-03-15  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:19:45  

Additional Information
 Earth MOID = 1.02634 au 
 Jupiter MOID = 2.47509 au 
 T_jup = 3.447 
[ 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 14.4   n/a MPO473974  
diameter diameter 6.099 km 0.275 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 11.35597 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.099   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

15387 Hanazukayama           Discovered 1997 Sept. 30 by T. Okuni at Nanyo.
Hanazukayama is a 918-m mountain situated along the border between Kawamata town and Iitate village in Fukushima prefecture. It is officially recognized as the most northerly mountain from which Mt. Fuji is visible: 308 km away.
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 2017-10-05Last Updated: 2017-10-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2140-Aug-19 02:00 00:02 Hebe 0.0409155069592846 0.0409116946569785 0.0409193271564707 8.29593307831397 8.29593305999908 2502909.583561196 1.83503618765222 937.555459764359 41.3540165966091 78.5634862817283 145055.167170625 T 21 CATAB v2.0e-lin.ifort 2019-May-30 02:19:59 2019-May-30 02:20

Alternate Designations
 1997 SQ17 = 2000 JU46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Feb-27 20:52 UT
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