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 ]  
58576 (1997 RQ9)
Classification: Main-belt Asteroid          SPK-ID: 2058576
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09082689280287028 8.474e-08  
a 2.347691577332402 2.4244e-08 AU
q 2.13445804610383 2.0818e-07 AU
i 2.866833626940387 7.9374e-06 deg
node 315.2516965092372 0.00015485 deg
peri .1307818709861335 0.00016369 deg
M 309.606172859022 5.7714e-05 deg
tp 2457184.422487008242
(2015-Jun-10.92248701)
0.00021131 JED
period 1313.89297220346
3.60
2.0352e-05
5.572e-08
d
yr
n .2739949201465499 4.2442e-09 deg/d
Q 2.560925108560973 2.6446e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      6465 days (17.70 yr)  
   first obs. used      1997-09-04  
   last obs. used      2015-05-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .68211  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:07:48  

Additional Information
 Earth MOID = 1.12158 AU 
 T_jup = 3.553 
[ 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 16.1 mag n/a MPO296564  

58576 (1997 RQ9)          Discovered 1997-Sep-04 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 RQ9 = 1999 AA27 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2015-Jul-05 00:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin