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 ]  
442682 (2012 UT31)
Classification: Main-belt Asteroid          SPK-ID: 2442682
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06942517132453513 6.7104e-08  
a 2.361867691302559 2.1429e-08 au
q 2.197894622187995 1.6621e-07 au
i 6.29420168345932 5.4069e-06 deg
node 285.3286243273233 6.7987e-05 deg
peri 159.2168704824414 8.9083e-05 deg
M 352.3880001839474 5.8045e-05 deg
tp 2459028.533546487068
(2020-Jun-28.03354649)
0.00021391 TDB
period 1325.811479141375
3.63
1.8044e-05
4.94e-08
d
yr
n .2715318170522585 3.6954e-09 deg/d
Q 2.525840760417124 2.2917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      6586 days (18.03 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49094  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:11:27  

Additional Information
 Earth MOID = 1.21542 au 
 Jupiter MOID = 2.61176 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 MPO456096  

442682 (2012 UT31)          Discovered 2005-Dec-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 UT31 = 2006 BQ47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-06 12:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin