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 ]  
312874 (2011 UM165)
Classification: Main-belt Asteroid          SPK-ID: 2312874
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03236724986652365 7.2027e-08  
a 2.28601244791527 1.9794e-08 au
q 2.212020511815613 1.576e-07 au
i 10.71044075325558 5.5195e-06 deg
node 202.5983389545935 2.8938e-05 deg
peri 166.1799224509408 8.7129e-05 deg
M 102.0425022020633 8.2231e-05 deg
tp 2458242.655034157126
(2018-May-04.15503416)
0.00028819 TDB
period 1262.45618172258
3.46
1.6397e-05
4.489e-08
d
yr
n .2851584120003214 3.7037e-09 deg/d
Q 2.360004384014927 2.0435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      8247 days (22.58 yr)  
   first obs. used      1996-06-08  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:59:42  

Additional Information
 Earth MOID = 1.21268 au 
 Jupiter MOID = 2.74586 au 
 T_jup = 3.578 
[ 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 16.8   n/a MPO455306  

312874 (2011 UM165)          Discovered 2004-Oct-07 by NEAT at Palomar
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 UM165 = 2006 HB112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-12 06:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin