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79686 (1998 SY58)
Classification: Main-belt Asteroid          SPK-ID: 2079686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641743336950144 3.5959e-08  
a 2.325132678196679 7.4486e-09 au
q 1.943405570001234 8.486e-08 au
i 3.050378678578272 4.0352e-06 deg
node 27.13579808227189 7.0192e-05 deg
peri 314.5872663163753 7.1083e-05 deg
M 58.8085113596287 1.1306e-05 deg
tp 2458788.952585374639
(2019-Nov-01.45258537)
4.0421e-05 TDB
period 1295.000800129259
3.55
6.2228e-06
1.704e-08
d
yr
n .2779921062319551 1.3358e-09 deg/d
Q 2.706859786392123 8.6715e-09 au
  Orbit Determination Parameters
   # obs. used (total)      967  
   data-arc span      8609 days (23.57 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:23  

Additional Information
 Earth MOID = .936777 au 
 Jupiter MOID = 2.68301 au 
 T_jup = 3.555 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456887.5 (2014-Aug-18.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649229614259873 3.5939e-08  
q 1.941437126602508 8.4879e-08 au
tp 2457494.821186011334
(2016-Apr-16.32118601)
3.92e-05 TDB
node 27.17183144560995 7.011e-05 deg
peri 314.7666257868718 7.0993e-05 deg
i 3.053056850706263 4.0374e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      967  
   data-arc span      8609 days (23.57 yr)  
   first obs. used      1997-04-03  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:22:23  

Additional Information
 Jupiter MOID = 2.68301 au 
 T_jup = 3.555 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.291586675360381E-15 -3.042398963871796E-15 -8.987622600599411E-15 -1.614212542005737E-15 1.400436815163606E-14 -1.136558673853475E-15
q -3.042398963871796E-15 7.204459699367869E-15 3.566444554557585E-14 4.16181597799687E-15 -3.516183445967268E-14 2.775906258237319E-15
tp -8.987622600599411E-15 3.566444554557585E-14 1.53663971466249E-9 5.743377053708362E-12 4.472518829666983E-10 3.216496918112464E-13
node -1.614212542005737E-15 4.16181597799687E-15 5.743377053708362E-12 4.915350106209215E-9 -4.906370944117649E-9 -3.649977496761721E-11
peri 1.400436815163606E-14 -3.516183445967268E-14 4.472518829666983E-10 -4.906370944117649E-9 5.040060106321981E-9 3.651992787146503E-11
i -1.136558673853475E-15 2.775906258237319E-15 3.216496918112464E-13 -3.649977496761721E-11 3.651992787146503E-11 1.630072541029987E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO436338  

79686 (1998 SY58)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 SY58 = 1997 GO33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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