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 Database: SDSSBALQSO
   Sloan Digital Sky Survey Broad Absorption Line Quasars Catalog: 3rd Data Release
Database Index | Basic Search | Advanced Search
 Name Resolver
Name:

 Search Co-ordinates
Co-ords:

Co-ordinate system:
Equatorial Ecliptic Galactic
Equinox: 1950 2000

 Search Type
Cone search, radius: arcmin.
Square search, width: arcmin.
Rectangle search, size: arcmin
 Output Options
 Output coordinates in:
Decimal  Sexagesimal
 Output system:
Equatorial   Ecliptic   Galactic
 Output epoch:
J2000   B1950
 Output format:
Filter Search  
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Parameter
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Definition
 
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<- Sort by distance from search centre (default)
 NAME 
SDSS DR3 Source Designation (SDSS JHHMMSS.ss+DDMMSS.s)
 RA 
Right Ascension
 DECL 
Declination
 LII 
Galactic Longitude
 BII 
Galactic Latitude
 SPECT_PLATE_NUMBER 
Spectroscopic Plate Number
 SPECT_DATE 
Date of Spectroscopic Observation
 SPECT_FIBER_NUMBER 
Spectroscopic Fiber Number
 REDSHIFT 
Redshift
 IMAG 
SDSS PSF i Magnitude
 ABS_IMAG 
Absolute i Magnitude
 BAL_SUBTYPE 
Classification Subtype
 ABSORPTION_INDEX 
Absorption Index
 ABSORPTION_INDEX_ERROR 
Error in Absorption Index
 BALNICITY_INDEX 
Balnicity Index
 BALNICITY_INDEX_ERROR 
Error in Balnicity Index
 BEST_FIT_TEMPLATE 
Best-Fit Template Number
 SPECTRAL_INDEX 
Spectral Index Used by Best-Fitted Template
 REDDENING 
Reddening Used by Best-Fitted Template
 REDUCED_CHI_SQUARED 
Reduced Chi^2 Value of the Best Fit
 NUMBER_BAL_TROUGH 
Number of Distinct BAL Troughs
 WIDEST_BAL_TROUGH 
Widest BAL Trough
 DEEPEST_BAL_TROUGH 
Deepest Part of Any BAL Trough
 WTD_AVERAGE_VELOCITY 
Weighted Average Velocity of BAL Troughs (km/s)
 MAX_BAL_VELOCITY 
Maximum Velocity of BAL Troughs from the Emission Line (km/s)
 IMAG_BAND_SNR 
SDSS Spectrum S/N Ratio in the i-Band

 Output number of lines:  
If you have any problems, please consult the help page or mail ledas-help@star.le.ac.uk
 
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