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 ]  
266739 (2009 SN31)
Classification: Main-belt Asteroid          SPK-ID: 2266739
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1290541644792109 6.308e-08  
a 2.3512473939357 2.2988e-08 au
q 2.047809126027406 1.5035e-07 au
i 5.89471717049767 7.5056e-06 deg
node 31.51934271298611 7.534e-05 deg
peri 223.8566813832038 8.3203e-05 deg
M 92.59308942774842 3.5999e-05 deg
tp 2458661.794700552745
(2019-Jun-27.29470055)
0.00013158 TDB
period 1316.87913811493
3.61
1.9312e-05
5.287e-08
d
yr
n .2733736070231384 4.009e-09 deg/d
Q 2.654685661843994 2.5954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6023 days (16.49 yr)  
   first obs. used      2002-12-05  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67893  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:50  

Additional Information
 Earth MOID = 1.03817 au 
 Jupiter MOID = 2.38977 au 
 T_jup = 3.539 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO476121  

266739 (2009 SN31)          Discovered 2009-Sep-16 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-16 17:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin