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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 
[ show covariance matrix ]

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2049-Oct-19 13:42 < 00:01 Hebe 0.0164446023780537 0.0164411262488579 0.0164480794287138 5.25821284848361 5.25821277658906 2469734.070676740 0.396015913934078 263.055928289731 34.0444184757239 49.3492586327258 55138.6303591459 T 21 CATAB v2.0f-lin.ifort 2020-Nov-12 21:22:26 2020-Nov-12 21:22

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