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 ]  
109120 (2001 QO43)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109120
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02114066753903832 4.3819e-08  
a 3.208737400598142 2.9665e-08 au
q 3.140902549992019 1.3706e-07 au
i 3.041154260081449 5.0394e-06 deg
node 325.6130209669411 8.6229e-05 deg
peri 265.3831515736862 0.00014792 deg
M 109.3353237075014 0.00012099 deg
tp 2457962.886232642132
(2017-Jul-28.38623264)
0.00070591 TDB
period 2099.421746469701
5.75
2.9114e-05
7.971e-08
d
yr
n .1714757888001117 2.378e-09 deg/d
Q 3.276572251204265 3.0293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      6671 days (18.26 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54119  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:13:25  

Additional Information
 Earth MOID = 2.13148 au 
 Jupiter MOID = 1.71138 au 
 T_jup = 3.190 
[ 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 14.7   n/a MPO270575  
diameter diameter 6.503 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109120 (2001 QO43)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QO43 = 2002 TT242 = 2003 YJ77 
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-05 15:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin