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4998 Kabashima (1986 VG)
Classification: Main-belt Asteroid          SPK-ID: 2004998
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 .07316215404230393 3.1149e-08  
a 3.006258414006996 1.4665e-08 au
q 2.786314072830443 9.0467e-08 au
i 9.905824555321372 4.6152e-06 deg
node 352.2243683760875 2.0305e-05 deg
peri 100.5696152021366 3.8755e-05 deg
M 144.5485582726844 3.2707e-05 deg
tp 2458436.049877951626
(2018-Nov-13.54987795)
0.00017258 TDB
period 1903.872630941489
5.21
1.3931e-05
3.814e-08
d
yr
n .1890882794097289 1.3836e-09 deg/d
Q 3.226202755183548 1.5738e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2469  
   data-arc span      23675 days (64.82 yr)  
   first obs. used      1955-10-24  
   last obs. used      2020-08-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43229  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:01:33  

Additional Information
 Earth MOID = 1.82444 au 
 Jupiter MOID = 1.90897 au 
 T_jup = 3.224 
[ 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 12.05   n/a MPCxxxxx  
diameter diameter 15.669 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.138 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.116   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4998 Kabashima           Discovered 1986 Nov. 5 by K. Suzuki and T. Urata at Toyota.
Fujio Kabashima (b. 1939) is an amateur astronomer who has been active for many years in the popularization of astronomy, mainly in the Kyushu area. He is also known as a mountaineer and for his many other hobbies.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1986 VG = 1983 CU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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