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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 80 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2480544338659126 3.7479e-08  
a 2.387100213157427 8.7528e-09 AU
q 1.794969421201462 8.9198e-08 AU
i 7.344244416647824 4.7965e-06 deg
node 263.2667466240295 3.4952e-05 deg
peri 61.90176985931565 3.5963e-05 deg
M 194.9153587765764 1.0613e-05 deg
tp 2457618.244053723863
(2016-Aug-17.74405372)
4.1613e-05 JED
period 1347.114169389105
3.69
7.4092e-06
2.029e-08
d
yr
n .267237928440211 1.4698e-09 deg/d
Q 2.979231005113391 1.0924e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1479  
   data-arc span      42680 days (116.85 yr)  
   first obs. used      1898-07-20  
   last obs. used      2015-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55201  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:29:20  

Additional Information
 Earth MOID = .797543 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 LCDB (Rev. 2015-May); Warner et al., 2009 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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