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 ]  
283333 (1998 QW29)
Classification: Main-belt Asteroid          SPK-ID: 2283333
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181961375089101 1.8129e-07  
a 2.682372826018728 6.1797e-08 AU
q 2.194284578094723 4.9999e-07 AU
i 10.92569399682766 1.8679e-05 deg
node 303.5696288954489 6.9916e-05 deg
peri 11.45820822155293 8.0454e-05 deg
M 266.931165066731 5.13e-05 deg
tp 2457415.338365649486
(2016-Jan-27.83836565)
0.00023748 JED
period 1604.638241586392
4.39
5.5452e-05
1.518e-07
d
yr
n .2243496326275345 7.753e-09 deg/d
Q 3.170461073942734 7.3042e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      5697 days (15.60 yr)  
   first obs. used      1998-08-17  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .72739  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-12 09:47:02  

Additional Information
 Earth MOID = 1.18229 AU 
 T_jup = 3.326 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3 mag n/a MPO251765  

283333 (1998 QW29)          Discovered 1998-Aug-23 by Beijing Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20110813/Numbers.arcLast Updated: 2011-08-16

Alternate Designations
 1998 QW29 = 2007 TE248 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-31 13:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin