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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 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2473752328810075 5.1534e-08  
a 2.38816795734286 6.8078e-09 AU
q 1.79739435273621 1.2271e-07 AU
i 7.350016308346331 6.3879e-06 deg
node 263.328417546182 4.3334e-05 deg
peri 61.74671093527798 4.474e-05 deg
M 141.6507963409453 1.2436e-05 deg
tp 2456270.089336041567
(2012-Dec-08.58933604)
4.5917e-05 JED
period 1348.01811184623
3.69
5.764e-06
1.578e-08
d
yr
n .2670587263155895 1.1419e-09 deg/d
Q 2.97894156194951 8.4919e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      42245 days (115.66 yr)  
   first obs. used      1898-07-18  
   last obs. used      2014-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57723  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:35:17  

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 ]
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