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17257 Strazzulla (2000 HM25)
Classification: Main-belt Asteroid          SPK-ID: 2017257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218199203618096 1.8832e-08  
a 2.68567226466456 1.0006e-08 au
q 2.358503883265203 5.1982e-08 au
i 12.19087913007982 1.1863e-06 deg
node 198.0775005540032 3.4982e-06 deg
peri 274.3822233578532 7.2171e-06 deg
M 40.77375826593026 6.7644e-06 deg
tp 2459214.422537966089
(2020-Dec-30.92253797)
3.0032e-05 TDB
period 1607.599817134802
4.40
8.9839e-06
2.46e-08
d
yr
n .2239363280356812 1.2514e-09 deg/d
Q 3.012840646063918 1.1225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2136  
   data-arc span      13356 days (36.57 yr)  
   first obs. used      1984-10-19  
   last obs. used      2021-05-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49027  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:21:47  

Additional Information
 Earth MOID = 1.41252 au 
 Jupiter MOID = 2.18081 au 
 T_jup = 3.331 
[ 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 13.86   n/a MPO636323  
diameter diameter 5.057 km 0.493 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.275   0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17257 Strazzulla           Discovered 2000 Apr. 26 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Giovanni ("Gianni") Strazzulla (b. 1951) is senior astronomer at the Experimental Astrophysics Laboratory of Catania Astrophysical Observatory. He is involved in the experimental study of the effects induced by fast ions and ultraviolet Lyman- \alpha photons in solids of astrophysical and planetary interest.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

Alternate Designations
 2000 HM25 = 1984 UQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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