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19331 Stefanovitale (1996 XL33)
Classification: Main-belt Asteroid          SPK-ID: 2019331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1813493871341918 2.9895e-08  
a 2.539168215843077 1.0866e-08 au
q 2.078691616069316 7.7288e-08 au
i 9.096857416561763 5.5391e-06 deg
node 73.39348190695291 2.2001e-05 deg
peri 84.09320887842595 2.849e-05 deg
M 277.7101338613637 1.888e-05 deg
tp 2459538.315437175208
(2021-Nov-19.81543718)
7.8377e-05 TDB
period 1477.867969528455
4.05
9.4866e-06
2.597e-08
d
yr
n .2435941555150327 1.5637e-09 deg/d
Q 2.999644815616838 1.2837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1331  
   data-arc span      10728 days (29.37 yr)  
   first obs. used      1991-09-30  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:51:56  

Additional Information
 Earth MOID = 1.11132 au 
 Jupiter MOID = 2.05497 au 
 T_jup = 3.406 
[ 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 14.8   n/a MPO435878  
diameter diameter 2.684 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.285   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

19331 Stefanovitale           Discovered 1996 Dec. 4 by M. Tombelli and C. Casacci at Cima Ekar.
Stefano Vitale (b. 1951) is a full professor of Physics at University of Trento. He is the PI of the LISA Technology Package payload on board the LISA Pathfinder mission of the ESA, launched in 2015 as a precursor to a space-borne gravitational wave observatory.
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 2017-03-12Last Updated: 2017-04-19

Alternate Designations
 1996 XL33 = 1998 LT 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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