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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641743069583791 3.6025e-08  
a 2.325132677971773 7.4939e-09 au
q 1.943405631979477 8.5042e-08 au
i 3.050375083823689 4.0486e-06 deg
node 27.13579790693241 7.0492e-05 deg
peri 314.587246371496 7.1387e-05 deg
M 58.80852751162139 1.14e-05 deg
tp 2458788.952527302990
(2019-Nov-01.45252730)
4.0751e-05 TDB
period 1295.000799941365
3.55
6.2607e-06
1.714e-08
d
yr
n .2779921062722897 1.344e-09 deg/d
Q 2.706859723964069 8.7242e-09 au
  Orbit Determination Parameters
   # obs. used (total)      960  
   data-arc span      8248 days (22.58 yr)  
   first obs. used      1997-04-03  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54228  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:38:42  

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 20 CATAB v2.0f-lin.ifort 2019-Dec-04 07:38:54 2019-Dec-04 07:38

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