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 ]  
18891 Kamler (2000 EF40)
Classification: Main-belt Asteroid          SPK-ID: 2018891
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120146287195301 5.0169e-08  
a 2.424669693656815 1.1745e-08 au
q 2.133354632288981 1.218e-07 au
i 3.839390340811199 5.5836e-06 deg
node 349.4460253951298 5.7456e-05 deg
peri 16.55253467882442 6.032e-05 deg
M 198.0414452875838 2.2057e-05 deg
tp 2459220.909865149941
(2021-Jan-06.40986515)
8.7098e-05 TDB
period 1379.041396427431
3.78
1.002e-05
2.743e-08
d
yr
n .2610509016862166 1.8969e-09 deg/d
Q 2.715984755024649 1.3157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      974  
   data-arc span      13949 days (38.19 yr)  
   first obs. used      1981-03-02  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:38:59  

Additional Information
 Earth MOID = 1.1309 au 
 Jupiter MOID = 2.73423 au 
 T_jup = 3.498 
[ 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 15.2   n/a MPO337418  
diameter diameter 4.645 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

18891 Kamler           Discovered 2000 Mar. 8 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Jonathan Jacques Kamler (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for his physics project. He attends the Townsend Harris High School, Flushing, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040830/MPCPages.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2000 EF40 = 1981 EF39 = 1990 SE14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-25 09:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin