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13748 Radaly (1998 SC46)
Classification: Main-belt Asteroid          SPK-ID: 2013748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1022293889425234 3.5898e-08  
a 3.093806418202843 1.4769e-08 au
q 2.777528478563509 1.1022e-07 au
i 2.699706154629593 4.0793e-06 deg
node 218.4143705098473 7.2295e-05 deg
peri 157.9814986626932 7.4821e-05 deg
M 35.92647583487435 1.7657e-05 deg
tp 2459002.141759222747
(2020-Jun-01.64175922)
9.7695e-05 TDB
period 1987.641844082386
5.44
1.4233e-05
3.897e-08
d
yr
n .1811191493436271 1.2969e-09 deg/d
Q 3.410084357842177 1.6279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1580  
   data-arc span      13939 days (38.16 yr)  
   first obs. used      1982-12-13  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5288  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:06:49  

Additional Information
 Earth MOID = 1.77774 au 
 Jupiter MOID = 2.0554 au 
 T_jup = 3.214 
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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 13.97   n/a E2021B10  
diameter diameter 9.968 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13748 Radaly           Discovered 1998 Sept. 25 by Spacewatch at Kitt Peak.
Reginald Aldworth Daly (1871-1957) was president of the Geological Society of America in 1932. He wrote on subjects such as the glacial control of coral reefs and rock mechanics.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26

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Alternate Designations
 1998 SC46 = 1982 XS3 = 1996 FK22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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