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 ]  
295418 (2008 JU40)
Classification: Main-belt Asteroid          SPK-ID: 2295418
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1255617062555393 8.1535e-08  
a 3.02194173597474 4.2411e-08 au
q 2.642501575400925 2.3717e-07 au
i 6.67094511947225 7.3777e-06 deg
node 225.6531958478677 7.5871e-05 deg
peri 20.30970174144756 8.8811e-05 deg
M 25.9089960888244 3.9915e-05 deg
tp 2458462.405735384760
(2018-Dec-09.90573538)
0.00021345 TDB
period 1918.790488487129
5.25
4.0394e-05
1.106e-07
d
yr
n .1876181908134442 3.9497e-09 deg/d
Q 3.401381896548556 4.7737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      7214 days (19.75 yr)  
   first obs. used      1999-10-03  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:06  

Additional Information
 Earth MOID = 1.63038 au 
 Jupiter MOID = 1.6189 au 
 T_jup = 3.224 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO433904  

295418 (2008 JU40)          Discovered 2008-May-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 JU40 = 1999 TF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin