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43605 Gakuho (2001 WD16)
Classification: Main-belt Asteroid          SPK-ID: 2043605
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1386332590309766 3.9892e-08  
a 2.545001799070803 1.0696e-08 au
q 2.192179905425919 1.0311e-07 au
i 13.23193160082472 5.4589e-06 deg
node 73.46841869254932 1.4933e-05 deg
peri 43.27052296994287 2.4392e-05 deg
M 232.7186582052119 1.9626e-05 deg
tp 2459724.815638747600
(2022-May-25.31563875)
8.2444e-05 TDB
period 1482.963860119088
4.06
9.3487e-06
2.56e-08
d
yr
n .2427570958951694 1.5304e-09 deg/d
Q 2.897823692715688 1.2179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1125  
   data-arc span      11247 days (30.79 yr)  
   first obs. used      1990-01-01  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:21:08  

Additional Information
 Earth MOID = 1.22691 au 
 Jupiter MOID = 2.30215 au 
 T_jup = 3.393 
[ 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 14.69   n/a MPCxxxxx  
diameter diameter 3.238 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.509   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43605 Gakuho           Discovered 2001 Nov. 25 by BATTeRS at Bisei SG Center.
Aizu Gakuho is a senior and junior high school in Aizuwakamatsu city in Fukushima prefecture, Japan, founded in 1924. Gakuho means wisdom and a phoenix flying in space.
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 2018-04-30Last Updated: 2018-05-06

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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