Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
65666 (1987 RU)
Classification: Main-belt Asteroid          SPK-ID: 2065666
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1835028866018372 6.1391e-08  
a 2.162656429677515 1.5814e-08 AU
q 1.765802732103668 1.3891e-07 AU
i 2.523146338535339 5.9565e-06 deg
node 153.2006574489017 0.00011001 deg
peri 179.8429022580019 0.00011152 deg
M 211.0782197962881 2.2289e-05 deg
tp 2457481.046525297116
(2016-Apr-02.54652530)
7.6162e-05 JED
period 1161.661839324761
3.18
1.2741e-05
3.488e-08
d
yr
n .3099008573865672 3.3991e-09 deg/d
Q 2.559510127251363 1.8716e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      9680 days (26.50 yr)  
   first obs. used      1987-09-12  
   last obs. used      2014-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54287  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 11:42:09  

Additional Information
 Earth MOID = .756082 AU 
 T_jup = 3.672 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4 mag n/a MPO250801  

65666 (1987 RU)          Discovered 1987-Sep-12 by Debehogne, H. at La Silla (809)
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1987 RU = 2000 RY50 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-21 08:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin