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 ]  
5573 (1981 QX)
Classification: Main-belt Asteroid          SPK-ID: 2005573
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2905893222235968 6.3075e-08  
a 2.591761502347246 1.6737e-08 AU
q 1.838623284014949 1.7117e-07 AU
i 11.20642484941949 6.7659e-06 deg
node 178.3443834111514 3.2047e-05 deg
peri 103.7944934362113 3.5876e-05 deg
M 18.72731481594674 1.1774e-05 deg
tp 2456921.219936502975
(2014-Sep-20.71993650)
4.9676e-05 JED
period 1524.021096426794
4.17
1.4762e-05
4.042e-08
d
yr
n .2362172025335167 2.2881e-09 deg/d
Q 3.344899720679543 2.16e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      21691 days (59.39 yr)  
   first obs. used      1955-03-24  
   last obs. used      2014-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55883  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 13:48:10  

Additional Information
 Earth MOID = .862722 AU 
 T_jup = 3.333 
[ 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 13.8 mag n/a MPO302098  
rotation period rot_per 10.685 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2006) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

5573 (1981 QX)          Discovered 1981-Aug-24 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 QX = 1989 KL = A913 CG 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Sep-19 23:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin