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 ]  
441572 (2008 UJ42)
Classification: Main-belt Asteroid          SPK-ID: 2441572
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1971108092733306 2.7725e-07  
a 2.414247607211878 5.935e-08 au
q 1.938373307568143 7.108e-07 au
i 3.026987135596819 8.1343e-06 deg
node 42.31951402090552 0.00034711 deg
peri 300.7399784756014 0.00036389 deg
M 78.41922435111354 9.3468e-05 deg
tp 2458702.036530658105
(2019-Aug-06.53653066)
0.00034933 TDB
period 1370.159547638479
3.75
5.0524e-05
1.383e-07
d
yr
n .2627431240547667 9.6886e-09 deg/d
Q 2.890121906855613 7.1048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      4041 days (11.06 yr)  
   first obs. used      2004-09-09  
   last obs. used      2015-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65924  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:37:05  

Additional Information
 Earth MOID = .932755 au 
 Jupiter MOID = 2.51744 au 
 T_jup = 3.489 
[ 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 18.2   n/a MPO495187  

441572 (2008 UJ42)          Discovered 2008-Oct-20 by Spacewatch at Kitt Peak
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-Jul-09 03:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin