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8730 Iidesan (1996 VT30)
Classification: Main-belt Asteroid          SPK-ID: 2008730
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .223955669717244 4.0069e-08  
a 2.365609578998468 7.4998e-09 au
q 1.835817901444339 9.436e-08 au
i 1.244914120485005 3.383e-06 deg
node 254.3724900563353 0.00020518 deg
peri 130.0995595503991 0.00020534 deg
M 81.99480792007603 7.9808e-06 deg
tp 2458297.810828889661
(2018-Jun-28.31082889)
2.905e-05 TDB
period 1328.963435171873
3.64
6.3199e-06
1.73e-08
d
yr
n .2708878141206659 1.2882e-09 deg/d
Q 2.895401256552598 9.1795e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1721  
   data-arc span      20306 days (55.59 yr)  
   first obs. used      1963-09-26  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49363  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 18:57:43  

Additional Information
 Earth MOID = .839193 au 
 Jupiter MOID = 2.55975 au 
 T_jup = 3.514 
[ 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 14.1   n/a MPO302119  
diameter diameter 3.443 km 0.296 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.410   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

8730 Iidesan           Discovered 1996 Nov. 10 by T. Okuni at Nanyo.
The Iidesan range forms the borders between Fukusima, Niigata and Yamagata prefectures in the northern part of mainland Japan and was designated as a national park in 1950. Mt. Iidesan itself has a height of 2105 meters.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19991123/MPCPages.arcLast Updated: 2010-06-11

[ show close-approach data ]
Alternate Designations
 1996 VT30 = 1963 SZ = 1992 PL4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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