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 ]  
413394 (2004 RX173)
Classification: Main-belt Asteroid          SPK-ID: 2413394
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1922294473622103 8.3043e-08  
a 2.251274517123342 3.491e-08 au
q 1.818513260836096 1.957e-07 au
i 6.727799754778029 8.7031e-06 deg
node 204.3190106070873 9.0653e-05 deg
peri 155.9841464406566 9.8187e-05 deg
M 104.7407489995586 4.573e-05 deg
tp 2458241.533199211663
(2018-May-03.03319921)
0.00014998 TDB
period 1233.789614053132
3.38
2.8698e-05
7.857e-08
d
yr
n .2917839442799014 6.7869e-09 deg/d
Q 2.68403577341059 4.162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      5231 days (14.32 yr)  
   first obs. used      2004-08-21  
   last obs. used      2018-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50231  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:52:09  

Additional Information
 Earth MOID = .81738 au 
 Jupiter MOID = 2.78072 au 
 T_jup = 3.593 
[ 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 17.7   n/a MPO368777  

413394 (2004 RX173)          Discovered 2004-Aug-21 by CSS at Catalina
Reference: Last Updated: 2014-11-10

Alternate Designations
 2004 RX173 = 2011 US26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin