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173745 (2001 RD24)
Classification: Main-belt Asteroid          SPK-ID: 2173745
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05308865226167878 6.4714e-08  
a 2.774908301196414 2.8301e-08 au
q 2.627592159336152 1.8946e-07 au
i 3.864444765347937 9.6876e-06 deg
node .4466445944481713 8.0491e-05 deg
peri 296.8007964457159 0.0001172 deg
M 59.38106978388058 8.5312e-05 deg
tp 2458722.005323657692
(2019-Aug-26.50532366)
0.00040006 TDB
period 1688.384595429546
4.62
2.5829e-05
7.072e-08
d
yr
n .2132215615888225 3.2619e-09 deg/d
Q 2.922224443056676 2.9803e-08 au
  Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      6070 days (16.62 yr)  
   first obs. used      2001-09-07  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55031  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:09:37  

Additional Information
 Earth MOID = 1.61476 au 
 Jupiter MOID = 2.19048 au 
 T_jup = 3.330 
[ 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 15.7   n/a MPO436862  
diameter diameter 4.638 km 0.231 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173745 (2001 RD24)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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