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14588 Pharrams (1998 RH73)
Classification: Main-belt Asteroid          SPK-ID: 2014588
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195719382745145 3.2556e-08  
a 2.362042126355096 6.4573e-09 au
q 2.079608171020762 7.6504e-08 au
i 6.517640643445505 3.4897e-06 deg
node 198.0663227449539 2.5665e-05 deg
peri 192.8079105838239 2.879e-05 deg
M 26.03739323745266 1.1957e-05 deg
tp 2459104.598613379536
(2020-Sep-12.09861338)
4.4105e-05 TDB
period 1325.958357985949
3.63
5.4373e-06
1.489e-08
d
yr
n .2715017389737778 1.1133e-09 deg/d
Q 2.644476081689431 7.2294e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      10219 days (27.98 yr)  
   first obs. used      1993-03-21  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:33:29  

Additional Information
 Earth MOID = 1.08401 au 
 Jupiter MOID = 2.78184 au 
 T_jup = 3.532 
[ 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 15.16   n/a E2021B10  
diameter diameter 2.874 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.214   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14588 Pharrams           Discovered 1998 Sept. 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Stacey Pharrams mentored a finalist in the 2002 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the Carnegie Mellon University, Pittsburgh, Pennsylvania.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 RH73 = 1993 FN21 = 1997 HB17 = 1997 JL15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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