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137166 Netabahcall (1999 FS81)
Classification: Main-belt Asteroid          SPK-ID: 2137166
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07640277155703459 9.5306e-08  
a 3.100818359945051 5.5361e-08 AU
q 2.863907243150311 2.8669e-07 AU
i 11.09515774449904 1.4728e-05 deg
node 158.5671425749487 5.523e-05 deg
peri 98.22920287686172 0.00012807 deg
M 266.5286820302487 0.00012218 deg
tp 2457518.331878521712
(2016-May-09.83187852)
0.00068261 JED
period 1994.402992457476
5.46
5.3411e-05
1.462e-07
d
yr
n .1805051443271317 4.834e-09 deg/d
Q 3.337729476739791 5.9591e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7011 days (19.20 yr)  
   first obs. used      1995-09-19  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .71371  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 07:45:05  

Additional Information
 Earth MOID = 1.87829 AU 
 T_jup = 3.189 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO320510  

137166 Netabahcall           Discovered 1999 Mar. 20 by the Sloan Digital Sky Survey at Apache Point.
Neta Bahcall (b. 1942) is an Israeli-American astronomer and a builder of the Sloan Digital Sky Survey, best known for her work on the large-scale structure of the universe, clusters of galaxies, dark matter, and observational cosmology.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 1999 FS81 = 2004 EA 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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