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 ]  
437 Rhodia (1898 DP)
Classification: Main-belt Asteroid          SPK-ID: 2000437
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 75 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .247375252679204 3.7992e-08  
a 2.388167961374058 8.9122e-09 AU
q 1.797394308488771 9.0104e-08 AU
i 7.350020328412348 5.1643e-06 deg
node 263.3284562623314 3.5054e-05 deg
peri 61.74666867698874 3.6202e-05 deg
M 141.6507990771719 1.0454e-05 deg
tp 2456270.089324452791
(2012-Dec-08.58932445)
3.7838e-05 JED
period 1348.018115259387
3.69
7.5459e-06
2.066e-08
d
yr
n .2670587256394018 1.4949e-09 deg/d
Q 2.978941614259345 1.1117e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1336  
   data-arc span      42271 days (115.73 yr)  
   first obs. used      1898-07-20  
   last obs. used      2014-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58588  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:11:38  

Additional Information
 Earth MOID = .798074 AU 
 T_jup = 3.481 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.41 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
diameter diameter 13.12 km 0.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 56. h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
geometric albedo albedo 0.7035   0.084 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
B-V BV .730 mag .030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=7.39 deg.

437 Rhodia (1898 DP)          Discovered 1898-Jul-16 by Charlois, A. at Nice
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Jul-24 13:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin