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 ]  
9264 (1978 OQ)
Classification: Main-belt Asteroid          SPK-ID: 2009264
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1973022623324821 5.9566e-08  
a 2.892507395268877 1.165e-08 au
q 2.321809142368893 1.6905e-07 au
i 6.061591300808942 4.77e-06 deg
node 347.0873408377861 3.5842e-05 deg
peri 358.2736795556627 3.7347e-05 deg
M 153.9239661911263 1.3906e-05 deg
tp 2458232.229975902034
(2018-Apr-23.72997590)
6.724e-05 TDB
period 1796.843048676668
4.92
1.0855e-05
2.972e-08
d
yr
n .2003513886564168 1.2104e-09 deg/d
Q 3.463205648168862 1.3948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2032  
   data-arc span      23784 days (65.12 yr)  
   first obs. used      1954-11-23  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49109  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 21:38:13  

Additional Information
 Earth MOID = 1.3146 au 
 Jupiter MOID = 1.95411 au 
 T_jup = 3.253 
[ 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 13.0   n/a MPO452301  
diameter diameter 9.234 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9264 (1978 OQ)          Discovered 1978-Jul-28 by Perth Observatory at Bickley
Reference: 19981005/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 OQ = 1954 WG1 = 1983 PQ2 = 1991 EZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-20 11:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin