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20237 Clavius (1998 CC3)
Classification: Main-belt Asteroid          SPK-ID: 2020237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06749867412312921 4.1572e-08  
a 2.149960600897047 5.9146e-09 au
q 2.00484111091953 9.0788e-08 au
i 3.661718477764253 3.9336e-06 deg
node 335.1155476064925 4.048e-05 deg
peri 1.382052886336524 4.4831e-05 deg
M 325.1611851946789 1.9387e-05 deg
tp 2459507.930749138772
(2021-Oct-20.43074914)
6.2041e-05 TDB
period 1151.447599871589
3.15
4.7515e-06
1.301e-08
d
yr
n .3126499200138572 1.2902e-09 deg/d
Q 2.295080090874563 6.3138e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2000  
   data-arc span      10115 days (27.69 yr)  
   first obs. used      1993-10-14  
   last obs. used      2021-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .478  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 04:57:44  

Additional Information
 Earth MOID = .994191 au 
 Jupiter MOID = 2.90855 au 
 T_jup = 3.700 
[ 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 14.74   n/a E2021B10  
diameter diameter 3.639 km 0.106 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20237 Clavius           Discovered 1998 Feb. 6 by E. W. Elst at the European Southern Observatory.
Christopher Clavius (1538-1612) was a German mathematician and astronomer. He figured out where to place the leap years in the Gregorian calendar. Pope Gregory XII revised the Julian calendar with the assistance of Clavius.
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

Alternate Designations
 1998 CC3 = 1993 TB12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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