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79728 (1998 SK128)
Classification: Main-belt Asteroid          SPK-ID: 2079728
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604954905558313 3.535e-08  
a 2.385679942693082 1.0115e-08 au
q 2.002789069981348 8.64e-08 au
i 3.002535384889017 3.92e-06 deg
node 147.6596338764622 7.4161e-05 deg
peri 269.1099303070388 7.5232e-05 deg
M 286.3427885800905 1.499e-05 deg
tp 2459275.878143641674
(2021-Mar-02.37814364)
5.6889e-05 TDB
period 1345.912094687395
3.68
8.5598e-06
2.344e-08
d
yr
n .2674766066974193 1.7011e-09 deg/d
Q 2.768570815404816 1.1739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      7984 days (21.86 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:36:17  

Additional Information
 Earth MOID = 1.01737 au 
 Jupiter MOID = 2.5669 au 
 T_jup = 3.516 
[ 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 15.7   n/a MPO436338  

79728 (1998 SK128)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 SK128 = 2000 FZ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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