Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
109299 (2001 QJ128)
Classification: Main-belt Asteroid          SPK-ID: 2109299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1382861248271075 7.056e-08  
a 2.477459001837596 1.2861e-08 au
q 2.134860797055441 1.7162e-07 au
i 5.484223976962158 4.8399e-06 deg
node 242.6303718535261 6.0907e-05 deg
peri 150.9069343973426 6.4246e-05 deg
M 140.4199544487279 1.8424e-05 deg
tp 2458044.935523797296
(2017-Oct-18.43552380)
7.3484e-05 TDB
period 1424.321865208989
3.90
1.1091e-05
3.037e-08
d
yr
n .2527518595294312 1.9681e-09 deg/d
Q 2.820057206619751 1.4639e-08 au
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      6915 days (18.93 yr)  
   first obs. used      2000-05-01  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57177  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:43:32  

Additional Information
 Earth MOID = 1.14279 au 
 Jupiter MOID = 2.59665 au 
 T_jup = 3.461 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO268014  

109299 (2001 QJ128)          Discovered 2001-Aug-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 11:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin