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 ]  
146045 (2000 ET11)
Classification: Main-belt Asteroid          SPK-ID: 2146045
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04179603751402283 4.447e-07  
a 2.510638957009021 1.5719e-08 au
q 2.405704196977705 1.1093e-06 au
i 13.36248821455432 7.2391e-06 deg
node 5.14716789279063 2.155e-05 deg
peri 325.2952660137015 0.00042622 deg
M 111.6717099084733 0.00046742 deg
tp 2458149.771014852949
(2018-Jan-31.27101485)
0.0018846 TDB
period 1453.030805975205
3.98
1.3646e-05
3.736e-08
d
yr
n .2477579955769659 2.3268e-09 deg/d
Q 2.615573717040337 1.6376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1035  
   data-arc span      7464 days (20.44 yr)  
   first obs. used      1998-09-26  
   last obs. used      2019-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53061  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:56:49  

Additional Information
 Earth MOID = 1.40622 au 
 Jupiter MOID = 2.53147 au 
 T_jup = 3.423 
[ 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 14.5   n/a MPO359747  
diameter diameter 3.023 km 0.523 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.336   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146045 (2000 ET11)          Discovered 2000-Mar-04 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2000 ET11 = 1998 SX139 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 11:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin