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 ]  
123255 (2000 UM71)
Classification: Main-belt Asteroid          SPK-ID: 2123255
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1543059169652894 5.5251e-08  
a 2.638150845071509 1.6394e-08 au
q 2.231068559829997 1.4721e-07 au
i 14.59373911742973 6.6515e-06 deg
node 31.40113943741735 1.5536e-05 deg
peri 310.8379049774447 2.3545e-05 deg
M 251.5145271897572 1.8231e-05 deg
tp 2459472.146861065382
(2021-Sep-14.64686107)
8.0393e-05 TDB
period 1565.120799911437
4.29
1.4589e-05
3.994e-08
d
yr
n .2300141944445252 2.1441e-09 deg/d
Q 3.045233130313021 1.8924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      7167 days (19.62 yr)  
   first obs. used      2000-09-11  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:58:21  

Additional Information
 Earth MOID = 1.25364 au 
 Jupiter MOID = 2.47385 au 
 T_jup = 3.334 
[ 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 15.4   n/a MPO381981  

123255 (2000 UM71)          Discovered 2000-Oct-25 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-29 11:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin