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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
39694 (1996 ST2)
Classification: Main-belt Asteroid          SPK-ID: 2039694
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692117436148601 5.3031e-08  
a 2.358346961324137 1.3347e-08 au
q 1.959286959949673 1.2829e-07 au
i 5.167638505364442 5.5626e-06 deg
node 178.5933553464389 4.626e-05 deg
peri 318.0627231753328 4.8755e-05 deg
M 321.3159571250756 1.3067e-05 deg
tp 2458742.647534277781
(2019-Sep-16.14753428)
4.8115e-05 TDB
period 1322.848092828802
3.62
1.123e-05
3.075e-08
d
yr
n .2721400907266454 2.3103e-09 deg/d
Q 2.757406962698602 1.5606e-08 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      8153 days (22.32 yr)  
   first obs. used      1996-09-15  
   last obs. used      2019-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56244  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:08:00  

Additional Information
 Earth MOID = .976642 au 
 Jupiter MOID = 2.283 au 
 T_jup = 3.528 
[ 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 16.1   n/a MPO412461  
diameter diameter 3.571 km 0.880 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.041   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39694 (1996 ST2)          Discovered 1996-Sep-19 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 ST2 = 1998 FX19 = 2000 UF86 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-24 08:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin