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101781 Gojira (1999 GU9)
Classification: Main-belt Asteroid          SPK-ID: 2101781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1390198171041054 5.767e-08  
a 2.540415222354838 1.0923e-08 au
q 2.187247162774583 1.4862e-07 au
i 15.31405268576367 6.336e-06 deg
node 181.3222797518345 1.514e-05 deg
peri 248.2964468007957 2.8819e-05 deg
M 252.3118426728783 2.3437e-05 deg
tp 2459642.905921666921
(2022-Mar-04.40592167)
9.7344e-05 TDB
period 1478.956792958139
4.05
9.5382e-06
2.611e-08
d
yr
n .2434148189548831 1.5698e-09 deg/d
Q 2.893583281935093 1.2441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1485  
   data-arc span      7864 days (21.53 yr)  
   first obs. used      1999-03-24  
   last obs. used      2020-10-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49509  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:34  

Additional Information
 Earth MOID = 1.24725 au 
 Jupiter MOID = 2.52194 au 
 T_jup = 3.383 
[ 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 14.28   n/a E2021B55  
diameter diameter 4.406 km 0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.203   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101781 Gojira           Discovered 1999 Apr. 14 by R. A. Tucker at Goodricke-Pigott.
Gojira, known worldwide as Godzilla, debuted November 3, 1954, in the Japanese motion picture "Gojira", directed by Ishiro Honda. Gojira is a kaiju (fantastic creature) that has appeared in more than 30 movies. The character, now a pop-culture icon, may be the most recognizable fantasy creature ever.
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 2018-05-29Last Updated: 2018-09-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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