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 ]  
30823 (1990 SY15)
Classification: Main-belt Asteroid          SPK-ID: 2030823
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331821025502864 7.0727e-08  
a 2.283426039201981 1.5823e-08 AU
q 1.979314558282989 1.6336e-07 AU
i 5.963050088241591 7.8859e-06 deg
node 194.3966796508084 5.13e-05 deg
peri 161.6773420517498 5.7007e-05 deg
M 302.6279511331189 2.5615e-05 deg
tp 2457001.352253913171
(2014-Dec-09.85225391)
9.037e-05 JED
period 1260.314261680168
3.45
1.31e-05
3.587e-08
d
yr
n .2856430423314196 2.9691e-09 deg/d
Q 2.587537520120974 1.7931e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      804  
   data-arc span      8684 days (23.78 yr)  
   first obs. used      1990-09-16  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56164  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:03:32  

Additional Information
 Earth MOID = .97486 AU 
 T_jup = 3.585 
[ 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 14.4 mag n/a MPO266108  

30823 (1990 SY15)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar (675)
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SY15 = 1997 TO8 = 1999 CR79 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-24 14:36 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin