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 ]  
146059 (2000 ER181)
Classification: Main-belt Asteroid          SPK-ID: 2146059
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209003164181559 6.9304e-08  
a 2.578179998008196 2.2652e-08 au
q 2.266477220466044 1.713e-07 au
i 9.933132021262889 6.7462e-06 deg
node 72.09390397718124 4.0382e-05 deg
peri 176.7873774680855 5.1637e-05 deg
M 150.6200713353374 3.0401e-05 deg
tp 2457967.871683358688
(2017-Aug-02.37168336)
0.00013061 TDB
period 1512.057403583503
4.14
1.9927e-05
5.456e-08
d
yr
n .2380861990734064 3.1378e-09 deg/d
Q 2.889882775550347 2.5391e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      2000-03-04  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58683  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:35:32  

Additional Information
 Earth MOID = 1.25232 au 
 Jupiter MOID = 2.13925 au 
 T_jup = 3.395 
[ 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 15.9   n/a MPO320579  
diameter diameter 4.350 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146059 (2000 ER181)          Discovered 2000-Mar-04 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-18 06:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin