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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028188525213369 8.4413e-08  
a 2.663156688618435 2.1165e-08 au
q 2.389333973810164 2.2335e-07 au
i 3.738925994819484 6.047e-06 deg
node 17.06515160553679 8.3317e-05 deg
peri 325.1640900759628 8.6252e-05 deg
M 141.7879184009954 2.1689e-05 deg
tp 2457975.283786990438
(2017-Aug-09.78378699)
9.5709e-05 TDB
period 1587.426060144924
4.35
1.8924e-05
5.181e-08
d
yr
n .2267822162168195 2.7035e-09 deg/d
Q 2.936979403426705 2.3341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      9061 days (24.81 yr)  
   first obs. used      1994-04-15  
   last obs. used      2019-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61052  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:53:06  

Additional Information
 Earth MOID = 1.38159 au 
 Jupiter MOID = 2.42056 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 2019-Dec-15 21:28 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin