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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314263430648681 1.4053e-07  
a 2.718081272885133 3.9819e-08 AU
q 2.360853791036738 3.9272e-07 AU
i 4.56147473286202 1.4881e-05 deg
node 346.257061502643 0.00012417 deg
peri 8.298812684949267 0.00013611 deg
M 222.2047666069641 6.4898e-05 deg
tp 2457627.003899337102
(2016-Aug-26.50389934)
0.00030654 JED
period 1636.786688535449
4.48
3.5968e-05
9.848e-08
d
yr
n .2199431376865105 4.8332e-09 deg/d
Q 3.075308754733528 4.5053e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      106  
   data-arc span      7040 days (19.27 yr)  
   first obs. used      1996-02-15  
   last obs. used      2015-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59656  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 22:45:54  

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 16.7 mag n/a MPO338519  

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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