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 ]  
85339 (1995 ST38)
Classification: Outer Main-belt Asteroid          SPK-ID: 2085339
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06739722096402542 5.8548e-08  
a 3.215275841402948 4.0318e-08 au
q 2.998575185059621 1.8149e-07 au
i 4.264593482048896 8.2696e-06 deg
node 206.435037564796 9.0218e-05 deg
peri 251.2319129611624 0.00011281 deg
M 316.2556929542167 6.751e-05 deg
tp 2458856.384997149710
(2020-Jan-07.88499715)
0.00039598 TDB
period 2105.841998536702
5.77
3.9609e-05
1.084e-07
d
yr
n .1709529965924106 3.2155e-09 deg/d
Q 3.431976497746275 4.3035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      8430 days (23.08 yr)  
   first obs. used      1995-09-19  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60415  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 19:33:18  

Additional Information
 Earth MOID = 2.0191 au 
 Jupiter MOID = 1.70995 au 
 T_jup = 3.183 
[ 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 15.6   n/a MPO417412  
diameter diameter 4.499 km 1.784 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85339 (1995 ST38)          Discovered 1995-Sep-24 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 ST38 = 2000 RW35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin