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 ]  
32159 (2000 MR2)
Classification: Main-belt Asteroid          SPK-ID: 2032159
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1466079386933174 3.7281e-08  
a 3.11651197348951 1.8541e-08 au
q 2.65960657714317 1.176e-07 au
i 1.831729956509106 3.8408e-06 deg
node 68.61434789961841 0.00014847 deg
peri 235.712691498338 0.00014918 deg
M 141.0182571084302 1.5424e-05 deg
tp 2457813.319243871535
(2017-Feb-28.81924387)
8.5229e-05 TDB
period 2009.563002812822
5.50
1.7933e-05
4.91e-08
d
yr
n .1791434254592175 1.5987e-09 deg/d
Q 3.57341736983585 2.126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1265  
   data-arc span      10602 days (29.03 yr)  
   first obs. used      1990-10-14  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57953  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:25:13  

Additional Information
 Earth MOID = 1.6442 au 
 Jupiter MOID = 1.66117 au 
 T_jup = 3.200 
[ 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 13.9   n/a MPO431862  
diameter diameter 8.102 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32159 (2000 MR2)          Discovered 2000-Jun-25 by JPL/GEODSS NEAT at Haleakala
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 MR2 = 1990 TL14 = 1999 GU28 
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