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17803 Barish (1998 FD71)
Classification: Main-belt Asteroid          SPK-ID: 2017803
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1800208716043467 4.1114e-08  
a 2.475930686464694 8.7407e-09 au
q 2.030211486255372 1.026e-07 au
i 1.940082440994261 3.9949e-06 deg
node 349.2148141037916 0.00012195 deg
peri 122.2394147642225 0.00012231 deg
M 312.9559937368982 9.947e-06 deg
tp 2459186.455037965057
(2020-Dec-02.95503796)
3.9615e-05 TDB
period 1423.00409733443
3.90
7.5354e-06
2.063e-08
d
yr
n .2529859194884622 1.3397e-09 deg/d
Q 2.921649886674017 1.0314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1315  
   data-arc span      14154 days (38.75 yr)  
   first obs. used      1982-01-30  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49496  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:18:50  

Additional Information
 Earth MOID = 1.04761 au 
 Jupiter MOID = 2.19104 au 
 T_jup = 3.458 
[ 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 14.7   n/a MPO452423  
diameter diameter 2.963 km 0.604 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.291   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17803 Barish           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Robert David Barish (b. 1986) was awarded second place in the 2003 Intel International Science and Engineering Fair for his chemistry team project. He attends the Fox Lane High School, Bedford, New York, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040614/MPCPages.arcLast Updated: 2009-12-11

[ show close-approach data ]
Alternate Designations
 1998 FD71 = 1982 BG13 = 1986 CA1 = 1990 EJ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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