Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456890.5 (2014-Aug-21.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1548329699294266 7.2027e-08  
q 2.163281120346148 1.9081e-07 au
tp 2457609.256887179700
(2016-Aug-08.75688718)
6.4082e-05 TDB
node 22.797106048833 0.00010777 deg
peri 289.3445113713673 0.00010927 deg
i 3.056188974279002 4.6328e-06 deg
  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
 Jupiter MOID = 2.31109 au 
 T_jup = 3.418 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.187903134416656E-15 -1.372440566426538E-14 2.042585274223167E-12 3.259221441885876E-14 6.550273967669785E-13 -9.040059426930472E-15
q -1.372440566426538E-14 3.640847340730518E-14 -5.584383930533019E-12 -8.397601312620337E-14 -1.796670565435079E-12 2.379424126973495E-14
tp 2.042585274223167E-12 -5.584383930533019E-12 4.106525207038166E-9 1.591089921380226E-11 1.185594989228566E-9 -3.371144041911828E-12
node 3.259221441885876E-14 -8.397601312620337E-14 1.591089921380226E-11 1.161511368673842E-8 -1.159382644867285E-8 -1.711473246787753E-10
peri 6.550273967669785E-13 -1.796670565435079E-12 1.185594989228566E-9 -1.159382644867285E-8 1.193905994062324E-8 1.698205436560207E-10
i -9.040059426930472E-15 2.379424126973495E-14 -3.371144041911828E-12 -1.711473246787753E-10 1.698205436560207E-10 2.146249247929391E-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 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

[ show close-approach data ]
Alternate Designations
 1996 ST4 = 2000 SJ81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-11 21:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin