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 ]  
392442 (2010 RW161)
Classification: Main-belt Asteroid          SPK-ID: 2392442
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016293939875982 1.154e-07  
a 3.128446835734587 7.121e-08 au
q 2.810504679696462 3.6015e-07 au
i 8.85160427944141 1.4019e-05 deg
node 227.3792046955065 5.7803e-05 deg
peri 116.4197195394142 8.2676e-05 deg
M 197.2771750239264 6.0422e-05 deg
tp 2459514.061039419505
(2021-Oct-26.56103942)
0.00034832 TDB
period 2021.117653527587
5.53
6.9007e-05
1.889e-07
d
yr
n .17811926949016 6.0816e-09 deg/d
Q 3.446388991772712 7.8447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5813 days (15.92 yr)  
   first obs. used      2003-04-28  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56442  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:46:33  

Additional Information
 Earth MOID = 1.81721 au 
 Jupiter MOID = 1.98641 au 
 T_jup = 3.188 
[ 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 16.0   n/a MPO397428  

392442 (2010 RW161)          Discovered 2010-Sep-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin