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 ]  
226807 (2004 RB217)
Classification: Main-belt Asteroid          SPK-ID: 2226807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1795982945723508 4.165e-08  
a 2.667507858185465 1.7159e-08 au
q 2.188427996097011 1.1194e-07 au
i 12.00196076318397 5.4944e-06 deg
node 237.7935913501763 2.456e-05 deg
peri 56.09701637956744 3.0994e-05 deg
M 2.806413106055061 1.5999e-05 deg
tp 2459384.094733825247
(2021-Jun-18.59473383)
7.0728e-05 TDB
period 1591.318046967321
4.36
1.5355e-05
4.204e-08
d
yr
n .2262275606602184 2.1829e-09 deg/d
Q 3.146587720273919 2.0241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1999-07-13  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5578  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:49:06  

Additional Information
 Earth MOID = 1.19753 au 
 Jupiter MOID = 2.0772 au 
 T_jup = 3.329 
[ 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 15.88   n/a E2021B55  

226807 (2004 RB217)          Discovered 2004-Sep-11 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-28 12:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin