Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
9970 (1992 ST1)
Classification: Main-belt Asteroid          SPK-ID: 2009970
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2083526792501752 6.6879e-08  
a 2.789433675469993 2.7886e-08 AU
q 2.208247695595156 1.955e-07 AU
i 7.534921024921762 7.7903e-06 deg
node 315.0400336118542 5.6204e-05 deg
peri 334.3980503683008 6.0019e-05 deg
M 301.9927069606687 2.5982e-05 deg
tp 2457074.690614418412
(2015-Feb-21.19061442)
0.0001251 JED
period 1701.658809069055
4.66
2.5517e-05
6.986e-08
d
yr
n .211558273657073 3.1724e-09 deg/d
Q 3.37061965534483 3.3696e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1064  
   data-arc span      20002 days (54.76 yr)  
   first obs. used      1959-09-28  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49749  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:23:04  

Additional Information
 Earth MOID = 1.19418 AU 
 T_jup = 3.285 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.6 mag n/a MPO263438  
SMASSII spectral type spec_B Cb   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

9970 (1992 ST1)          Discovered 1992-Sep-26 by Sugie, A. at Dynic (402)
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 ST1 = 1959 SC = 1973 TE = 1987 SU19 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-29 16:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin