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58481 (1996 ST4)
Classification: Main-belt Asteroid          SPK-ID: 2058481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562946721558506 7.216e-08  
a 2.557277643731338 1.4221e-08 au
q 2.157588772792862 1.9147e-07 au
i 3.057352442624776 4.6383e-06 deg
node 22.69557729563982 0.00010773 deg
peri 289.3263765886493 0.0001092 deg
M 23.75547509398165 1.402e-05 deg
tp 2459101.934150452766
(2020-Sep-09.43415045)
5.8399e-05 TDB
period 1493.706427533996
4.09
1.246e-05
3.411e-08
d
yr
n .2410112143618037 2.0104e-09 deg/d
Q 2.956966514669813 1.6444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      8793 days (24.07 yr)  
   first obs. used      1996-09-20  
   last obs. used      2020-10-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56948  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:30:30  

Additional Information
 Earth MOID = 1.14385 au 
 Jupiter MOID = 2.31109 au 
 T_jup = 3.418 
[ 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 16.12   n/a E2021B10  

58481 (1996 ST4)          Discovered 1996-Sep-20 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ 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
2127-Jun-26 03:47 00:01 Juno 0.0370099689380104 0.0369854454474683 0.0370344953016674 8.74131444759894 8.74131440999351 2498106.657943293 1.3994766185432 1326.55470039289 44.6815091632413 -22.8334044641257 48225.9314213656 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 11:30:31 2021-Apr-13 11:30

Alternate Designations
 1996 ST4 = 2000 SJ81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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