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202930 Ivezic (1998 SG172)
Classification: Main-belt Asteroid          SPK-ID: 2202930
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314265554844784 2.5169e-07  
a 2.718081293119478 4.4855e-08 AU
q 2.360853231237988 6.7552e-07 AU
i 4.561459554153545 2.0412e-05 deg
node 346.2570618652254 0.00012434 deg
peri 8.298807598101897 0.00013628 deg
M 222.2047542294464 6.6143e-05 deg
tp 2457627.003962608962
(2016-Aug-26.50396261)
0.0003134 JED
period 1636.786706812666
4.48
4.0517e-05
1.109e-07
d
yr
n .2199431352305104 5.4444e-09 deg/d
Q 3.075309355000968 5.075e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      98  
   data-arc span      6621 days (18.13 yr)  
   first obs. used      1996-02-15  
   last obs. used      2014-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60116  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-11 18:54:16  

Additional Information
 Earth MOID = 1.35622 AU 
 T_jup = 3.343 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6 mag n/a MPO291531  

202930 Ivezic           Discovered 1998 Sept. 19 by the Sloan Digital Sky Survey at the Apache Point Observatory.
Željko Ivezic (b. 1965) is a Croatian-American astrophysicist, a Sloan Digital Sky Survey telescope builder and a principal author of the SDSS Moving Object Catalogue.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100130/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1998 SG172 = 2003 WJ131 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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