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 ]  
442705 (2012 UD125)
Classification: Main-belt Asteroid          SPK-ID: 2442705
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1843536802387857 1.4212e-07  
a 2.539927104571214 3.1052e-08 au
q 2.071682195305268 3.7107e-07 au
i 4.760495200162069 1.2077e-05 deg
node 271.8401677587659 0.00012921 deg
peri 103.7485960056593 0.00013372 deg
M 338.4573819444683 2.9793e-05 deg
tp 2459088.976164342576
(2020-Aug-27.47616434)
0.00012254 TDB
period 1478.530561198362
4.05
2.7114e-05
7.423e-08
d
yr
n .2434849907385186 4.4651e-09 deg/d
Q 3.008172013837161 3.6776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      4397 days (12.04 yr)  
   first obs. used      2004-11-20  
   last obs. used      2016-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56988  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:03  

Additional Information
 Earth MOID = 1.07928 au 
 Jupiter MOID = 2.48857 au 
 T_jup = 3.417 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456593.5 (2013-Oct-28.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866635716239462 1.4325e-07  
q 2.065202627302064 3.7537e-07 au
tp 2456133.266967861445
(2012-Jul-24.76696786)
0.00012706 TDB
node 271.9037646417961 0.00012943 deg
peri 103.8910424640257 0.00013377 deg
i 4.7578531830801 1.2084e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      4397 days (12.04 yr)  
   first obs. used      2004-11-20  
   last obs. used      2016-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56988  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:26:03  

Additional Information
 Jupiter MOID = 2.48857 au 
 T_jup = 3.417 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.052071962883513E-14 -5.366812312754014E-14 1.313871054636188E-11 -6.983189880323255E-13 3.356292958045077E-12 -3.102779318797585E-14
q -5.366812312754014E-14 1.40900651628953E-13 -3.455353306966878E-11 1.831630998225359E-12 -8.789882710394366E-12 8.174816631266915E-14
tp 1.313871054636188E-11 -3.455353306966878E-11 1.614300505381558E-8 -5.094936952748916E-10 4.470049377294478E-9 -3.27483501893138E-11
node -6.983189880323255E-13 1.831630998225359E-12 -5.094936952748916E-10 1.675177222594919E-8 -1.680105380980145E-8 -1.085981317400603E-9
peri 3.356292958045077E-12 -8.789882710394366E-12 4.470049377294478E-9 -1.680105380980145E-8 1.789353594421296E-8 1.074653939643898E-9
i -3.102779318797585E-14 8.174816631266915E-14 -3.27483501893138E-11 -1.085981317400603E-9 1.074653939643898E-9 1.460194750291329E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO397583  

442705 (2012 UD125)          Discovered 2004-Nov-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2012 UD125 = 2004 XU113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 12:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin