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 ]  
173762 (2001 RC121)
Classification: Main-belt Asteroid          SPK-ID: 2173762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09754669432494334 5.2358e-08  
a 2.831318259357606 2.6503e-08 au
q 2.555132522575419 1.5864e-07 au
i 3.357742325893017 5.1333e-06 deg
node 77.64152204221755 9.3998e-05 deg
peri 277.4929331228049 9.78e-05 deg
M 250.3122730139669 2.8931e-05 deg
tp 2459130.696672272638
(2020-Oct-08.19667227)
0.00014359 TDB
period 1740.12906696894
4.76
2.4433e-05
6.689e-08
d
yr
n .2068812060171314 2.9048e-09 deg/d
Q 3.107503996139793 2.9088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      6424 days (17.59 yr)  
   first obs. used      2001-09-12  
   last obs. used      2019-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59555  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:09:12  

Additional Information
 Earth MOID = 1.55221 au 
 Jupiter MOID = 2.29867 au 
 T_jup = 3.304 
[ 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 15.6   n/a MPO436862  

173762 (2001 RC121)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 RC121 = 2002 YT25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-10 00:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin