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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07403584191459781 3.2299e-08  
a 3.381387577642826 2.0448e-08 au
q 3.131043701492477 1.075e-07 au
i 6.732481053706936 4.5127e-06 deg
node 187.7503468322663 3.0497e-05 deg
peri 280.0624783291623 4.3455e-05 deg
M 40.34307083237321 3.0856e-05 deg
tp 2458945.988560029186
(2020-Apr-06.48856003)
0.0001942 TDB
period 2271.124049287032
6.22
2.0601e-05
5.64e-08
d
yr
n .1585118171387485 1.4378e-09 deg/d
Q 3.631731453793176 2.1961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1984  
   data-arc span      11336 days (31.04 yr)  
   first obs. used      1990-03-02  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:46:58  

Additional Information
 Earth MOID = 2.15718 au 
 Jupiter MOID = 1.49989 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 12.86   n/a E2021B10  
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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