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 ]  
226761 (2004 RL74)
Classification: Main-belt Asteroid          SPK-ID: 2226761
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1031714605243433 6.1914e-08  
a 2.662380168346206 1.9364e-08 au
q 2.38769851790688 1.6965e-07 au
i 3.73954140287191 5.8646e-06 deg
node 17.05859790307057 6.7057e-05 deg
peri 325.1366454833452 6.9932e-05 deg
M 232.5670888182768 2.0974e-05 deg
tp 2459562.171819992583
(2021-Dec-13.67181999)
9.3889e-05 TDB
period 1586.731820863638
4.34
1.7311e-05
4.739e-08
d
yr
n .2268814397407474 2.4752e-09 deg/d
Q 2.93706181878553 2.1361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9538 days (26.11 yr)  
   first obs. used      1994-04-15  
   last obs. used      2020-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57274  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:30:55  

Additional Information
 Earth MOID = 1.38087 au 
 Jupiter MOID = 2.42304 au 
 T_jup = 3.374 
[ 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 16.6   n/a MPO427315  

226761 (2004 RL74)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 RL74 = 2005 YC228 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-02 10:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin