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
JPL Small-Body Database Browser
Search: [ help ]  
213060 (1999 RU50)
Classification: Main-belt Asteroid          SPK-ID: 2213060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2260938806039182 5.039e-08  
a 2.347305779319811 1.1751e-08 au
q 1.816594306709391 1.2324e-07 au
i 3.217373496607203 4.8107e-06 deg
node 69.01224814997872 7.7179e-05 deg
peri 285.4850753276992 7.7743e-05 deg
M 315.3468289465417 1.158e-05 deg
tp 2459363.430628952691
(2021-May-28.93062895)
4.2927e-05 TDB
period 1313.569115903266
3.60
9.8637e-06
2.701e-08
d
yr
n .2740624727252731 2.058e-09 deg/d
Q 2.878017251930232 1.4407e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      7621 days (20.87 yr)  
   first obs. used      1999-08-13  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53773  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:10  

Additional Information
 Earth MOID = .813432 au 
 Jupiter MOID = 2.56751 au 
 T_jup = 3.523 
[ 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 16.62   n/a E2021B55  

213060 (1999 RU50)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1999 RU50 = 2003 WR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-10 03:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin