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46889 (1998 RD43)
Classification: Main-belt Asteroid          SPK-ID: 2046889
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08303151694213429 4.7485e-08  
a 2.735059715655147 1.9011e-08 au
q 2.507963558536978 1.3308e-07 au
i 3.894828515630568 4.2933e-06 deg
node 309.0711223959175 7.7721e-05 deg
peri 46.86776382426343 8.3395e-05 deg
M 287.8454045373945 3.4548e-05 deg
tp 2459331.638854107809
(2021-Apr-27.13885411)
0.00016056 TDB
period 1652.146848229401
4.52
1.7226e-05
4.716e-08
d
yr
n .2178983063072212 2.2719e-09 deg/d
Q 2.962155872773316 2.059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      786  
   data-arc span      9424 days (25.80 yr)  
   first obs. used      1993-07-13  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56944  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:35:54  

Additional Information
 Earth MOID = 1.50492 au 
 Jupiter MOID = 2.41018 au 
 T_jup = 3.344 
[ 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 15.2   n/a MPO341007  
diameter diameter 4.900 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.074   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46889 (1998 RD43)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RD43 = 1993 OH10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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