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JPL Small-Body Database Browser
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20451 Galeotti (1999 JR134)
Classification: Main-belt Asteroid          SPK-ID: 2020451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2048956183350914 4.0605e-08  
a 2.159811650171008 6.3363e-09 au
q 1.717275706621885 8.5851e-08 au
i 5.813921670583198 4.2477e-06 deg
node 100.0652447266342 4.0061e-05 deg
peri 179.6025567177882 4.1237e-05 deg
M 218.7196242947693 1.0751e-05 deg
tp 2459455.489722182755
(2021-Aug-28.98972218)
3.5462e-05 TDB
period 1159.370501162444
3.17
5.1019e-06
1.397e-08
d
yr
n .3105133342956764 1.3664e-09 deg/d
Q 2.60234759372013 7.6346e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1473  
   data-arc span      14449 days (39.56 yr)  
   first obs. used      1980-07-12  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 23:06:59  

Additional Information
 Earth MOID = .700813 au 
 Jupiter MOID = 2.53346 au 
 T_jup = 3.664 
[ 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 14.8   n/a MPO347682  
diameter diameter 3.493 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.209   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20451 Galeotti           Discovered 1999 May 15 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Piero Galeotti (b. 1942), professor of physics at the University of Torino, is involved in experimental cosmic-ray physics and neutrino astrophysics. He is also very active in scholarly and popular conferences. The name was suggested by V. Zappalà.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080321/MPCPages.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 1999 JR134 = 1998 BX10 = 1999 NW27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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