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6500 Kodaira (1993 ET)
Classification: Mars-crossing Asteroid          SPK-ID: 2006500
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .417339066879629 1.5836e-08  
a 2.754653286336024 8.0592e-09 au
q 1.605028854239644 4.1591e-08 au
i 29.3227130347205 2.6244e-06 deg
node 186.1022063706095 2.0642e-06 deg
peri 255.4342062358327 5.1351e-06 deg
M 80.23241609207831 2.6738e-06 deg
tp 2458828.325843191594
(2019-Dec-10.82584319)
1.1986e-05 TDB
period 1669.93221663999
4.57
7.3285e-06
2.006e-08
d
yr
n .215577612320303 9.4606e-10 deg/d
Q 3.904277718432403 1.1423e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2090  
   data-arc span      18609 days (50.95 yr)  
   first obs. used      1970-04-11  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43943  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 22:56:17  

Additional Information
 Earth MOID = .81774 au 
 Jupiter MOID = 2.36533 au 
 T_jup = 3.042 
[ 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 12.73   n/a MPCxxxxx  
diameter diameter 9.487 km 2.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 5.400 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Clark, M. (2007) Minor Planet Bull. 34, 19-22.]
[Clark, M. (2011) Minor Planet Bull. 38, 187-189.]
[Stephens, R.D. (2015) Minor Planet Bull. 42, 104-106.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.151   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
SMASSII spectral type spec_B B   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

6500 Kodaira (1993 ET)          Discovered 1993-Mar-15 by Endate, K., Watanabe, K. at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1993 ET = 1970 GE1 = 1973 ST5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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