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 ]  
442708 (2012 UK142)
Classification: Main-belt Asteroid          SPK-ID: 2442708
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1929642154331754 8.3213e-08  
a 2.20798548325683 1.9533e-08 au
q 1.781923296792335 1.7584e-07 au
i 5.40219998965176 5.9049e-06 deg
node 102.8274004106394 9.1839e-05 deg
peri 186.2879076493514 9.4433e-05 deg
M 197.2238227415874 2.6076e-05 deg
tp 2459542.352512790683
(2021-Nov-23.85251279)
9.0999e-05 TDB
period 1198.375019551974
3.28
1.5902e-05
4.354e-08
d
yr
n .3004067959749278 3.9863e-09 deg/d
Q 2.634047669721324 2.3302e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      4270 days (11.69 yr)  
   first obs. used      2005-05-20  
   last obs. used      2017-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6037  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:02  

Additional Information
 Earth MOID = .765699 au 
 Jupiter MOID = 2.53576 au 
 T_jup = 3.629 
[ 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 18.3   n/a MPO349192  

442708 (2012 UK142)          Discovered 2005-May-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-10 17:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin