Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
42847 (1999 RC43)
Classification: Main-belt Asteroid          SPK-ID: 2042847
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2597453277015124 4.6603e-08  
a 2.270025329930839 2.0614e-08 AU
q 1.68039685671722 1.0388e-07 AU
i 22.64524962776865 1.0845e-05 deg
node 6.28588827328393 1.31e-05 deg
peri 262.6164200582965 3.2671e-05 deg
M 149.2676018856047 3.7634e-05 deg
tp 2456282.526505786841
(2012-Dec-21.02650579)
0.00012518 JED
period 1249.235973253217
3.42
1.7016e-05
4.659e-08
d
yr
n .288176139422643 3.9253e-09 deg/d
Q 2.85965380314446 2.5968e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      14092 days (38.58 yr)  
   first obs. used      1975-07-16  
   last obs. used      2014-02-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49338  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 05:51:54  

Additional Information
 Earth MOID = .824628 AU 
 T_jup = 3.470 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO272833  

42847 (1999 RC43)          Discovered 1999-Sep-11 by McNaught, R. H. at Siding Spring (413)
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Aug-02 04:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin