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 ]  
266720 (2009 RJ)
Classification: Main-belt Asteroid          SPK-ID: 2266720
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1754974041058102 6.731e-08  
a 2.402782028062197 1.8513e-08 au
q 1.981100019505188 1.6665e-07 au
i 2.108246754681689 7.1799e-06 deg
node 317.3995724112457 0.00016546 deg
peri 14.98020830985791 0.00016628 deg
M 12.78655088540559 1.8498e-05 deg
tp 2459152.180670435161
(2020-Oct-29.68067044)
6.9744e-05 TDB
period 1360.410543800072
3.72
1.5722e-05
4.304e-08
d
yr
n .2646259995856854 3.0583e-09 deg/d
Q 2.824464036619207 2.1761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      7969 days (21.82 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56897  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 03:16:59  

Additional Information
 Earth MOID = .968789 au 
 Jupiter MOID = 2.52991 au 
 T_jup = 3.503 
[ 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 17.19   n/a E2021B55  

266720 (2009 RJ)          Discovered 2009-Sep-09 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 RJ = 1998 SX150 = 2000 BR48 
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-08 08:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin