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 ]  
447851 (2007 UL138)
Classification: Main-belt Asteroid          SPK-ID: 2447851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .190349410378305 9.9935e-08  
a 2.603611425316221 1.0065e-07 au
q 2.10801552565306 3.3141e-07 au
i 6.942786066001837 1.4149e-05 deg
node 349.6017124913154 4.642e-05 deg
peri 64.73223710629836 0.00014692 deg
M 262.6520188331725 0.00013711 deg
tp 2459015.441744543019
(2020-Jun-14.94174454)
0.00060744 TDB
period 1534.485114585916
4.20
8.8981e-05
2.436e-07
d
yr
n .234606381370566 1.3604e-08 deg/d
Q 3.099207324979382 1.1981e-07 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      4327 days (11.85 yr)  
   first obs. used      2007-10-19  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60707  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:36  

Additional Information
 Earth MOID = 1.12951 au 
 Jupiter MOID = 2.31961 au 
 T_jup = 3.377 
[ 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 17.4   n/a MPO357078  

447851 (2007 UL138)          Discovered 2007-Oct-19 by CSS at Catalina
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin