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
JPL Small-Body Database Browser
Search: [ help ]  
469774 (2005 QB81)
Classification: Main-belt Asteroid          SPK-ID: 2469774
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147405757777247 8.8649e-08  
a 3.185714466953405 5.0666e-08 au
q 2.820183754751743 2.755e-07 au
i 16.1616626352967 1.0644e-05 deg
node 170.0146149033482 3.1392e-05 deg
peri 234.6559388292513 7.598e-05 deg
M 159.6329220941309 5.9183e-05 deg
tp 2458079.565672955901
(2017-Nov-22.06567296)
0.0003425 TDB
period 2076.867060921044
5.69
4.9546e-05
1.356e-07
d
yr
n .1733380083751475 4.1352e-09 deg/d
Q 3.551245179155066 5.6479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      6201 days (16.98 yr)  
   first obs. used      2002-02-13  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60716  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:02:06  

Additional Information
 Earth MOID = 1.85962 au 
 Jupiter MOID = 2.00897 au 
 T_jup = 3.126 
[ 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 16.7   n/a MPO472615  

469774 (2005 QB81)          Discovered 2005-Aug-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

[ 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 2020-Jul-06 23:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin