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JPL Small-Body Database Browser
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58671 Diplodocus (1997 YC8)
Classification: Main-belt Asteroid          SPK-ID: 2058671
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1000480893236947 3.6664e-08  
a 2.463332440369532 1.4029e-08 au
q 2.216880736341486 8.9269e-08 au
i 6.573897966690669 5.673e-06 deg
node 193.6094938501975 3.4172e-05 deg
peri 127.2205210416067 4.6215e-05 deg
M 34.27426086805637 3.2068e-05 deg
tp 2458866.053790223564
(2020-Jan-17.55379022)		 0.0001253 TDB
period 1412.15694499852
3.87		 1.2063e-05
3.303e-08		 d
yr
n .2549291714883556 2.1778e-09 deg/d
Q 2.709784144397578 1.5432e-08 au
   Orbit Determination Parameters
   # obs. used (total)      810  
   data-arc span      10343 days (28.32 yr)  
   first obs. used      1991-01-15  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5588  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:13:27  

Additional Information
 Earth MOID = 1.21204 au 
 Jupiter MOID = 2.55344 au 
 T_jup = 3.473 
[ 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 15.4   n/a MPO296564  
diameter diameter 2.811 km 0.404 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58671 Diplodocus           Discovered 1997 Dec. 25 by C. Gustava and K. Rivich at Needville.
Named for one of the largest animals ever to walk on the earth, the Dashing Diplodocus is the premier quarterly publication of the Houston Museum of Natural Science.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20090209/MPCPages.arcLast Updated: 2009-02-11

[ show close-approach data ]
Alternate Designations
 1997 YC8 = 1999 FS58 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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