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 ]  
109378 (2001 QN163)
Classification: Main-belt Asteroid          SPK-ID: 2109378
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 .206322817967934 4.075e-08  
a 2.61748893467766 9.5427e-09 au
q 2.07744124167508 1.0556e-07 au
i 14.31597450403513 5.2319e-06 deg
node 180.9325790248349 1.5182e-05 deg
peri 161.587854318507 1.8815e-05 deg
M 66.59248942308007 1.1138e-05 deg
tp 2458314.379840750220
(2018-Jul-14.87984075)
4.736e-05 TDB
period 1546.769886848852
4.23
8.4587e-06
2.316e-08
d
yr
n .2327430880707201 1.2728e-09 deg/d
Q 3.157536627680241 1.1512e-08 au
  Orbit Determination Parameters
   # obs. used (total)      803  
   data-arc span      6827 days (18.69 yr)  
   first obs. used      2000-04-27  
   last obs. used      2019-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54221  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:41:18  

Additional Information
 Earth MOID = 1.07443 au 
 Jupiter MOID = 2.29963 au 
 T_jup = 3.333 
[ 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 15.2   n/a MPO453553  

109378 (2001 QN163)          Discovered 2001-Aug-31 by Yeung, W. K. Y. at Desert Eagle
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-12 06:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin