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JPL Small-Body Database Browser
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19149 Boccaccio (1990 EZ2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2019149
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0740688106588276 3.4338e-08  
a 3.381289539911183 2.6019e-08 au
q 3.130841445196827 1.1832e-07 au
i 6.732341687511248 4.9344e-06 deg
node 187.7739792443184 3.3616e-05 deg
peri 280.4067069807679 4.8971e-05 deg
M 304.9198666503261 3.733e-05 deg
tp 2458947.967708877406
(2020-Apr-08.46770888)
0.00023736 TDB
period 2271.025278783325
6.22
2.6214e-05
7.177e-08
d
yr
n .1585187110699471 1.8297e-09 deg/d
Q 3.631737634625539 2.7947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1622  
   data-arc span      10835 days (29.66 yr)  
   first obs. used      1990-03-02  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51765  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:17:24  

Additional Information
 Earth MOID = 2.15728 au 
 Jupiter MOID = 1.50092 au 
 T_jup = 3.136 
[ 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 12.8   n/a MPO344454  
diameter diameter 14.592 km 0.782 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19149 Boccaccio           Discovered 1990 Mar. 2 by E. W. Elst at the European Southern Observatory.
Giovanni Boccaccio (1313-1375) was an Italian poet and essayist, known for the psychological romance Elegia di Madonna Fiammetta (1343-1344), which expresses his love for Maria d´Aquino, daughter of the king of Naples. He was more famous for his masterpiece Il Decamerone (1349-1351), written in common language.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040713/MPCPages.arcLast Updated: 2004-07-14

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Alternate Designations
 1990 EZ2 = 1993 RB17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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