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Catalog Products >> Product Log >> Summary
Product Identification
Real UserJoan Marc Miralles
Product Creation Date2005-06-10
Product Creation Time12:00:48.227
Usereisdata
Session74998
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeMPI-2.2
InstrumentWFI
RegionDEEP3
FieldDEEP3b
PassbandU
ESO Filter##877
Total Exposure Time (seconds)35997
Product Information
InstrumentWFI
PassbandU
ESO Filter##877
Magntude Type used for ReportingMAG_AUTO
Right Ascension (hh:mm:ss.s)11:22:25.7
Declinaton (dd:mm:ss.s)-21:41:15.5
Right Ascension (decimal degrees)170.6070
Declinaton (decimal degrees)-21.6877
Galactic longitude (degrees)276.9187
Galactic latitude (degrees)36.6475
Total Exposure Time (seconds)35997
Image File NameEIS.2005-06-09T17:27:40.645.fits
Catalog File NameEIS.2005-06-10T12:51:52.138.fits
Primary Catalog Information
Product TypeSINGLE PASSBAND
Total Area (square degrees)0.3945
Trimmed Area (square degrees)0.0717
Masked Area (square degrees)0.0022
Number of Extracted Objects36217
Number of Saturated Objects14
Number of Objects with SExtractor Flag > 04068
Number of Objects inside trimmed area4974
Number of Objects inside masked area650
80% Completeness Limit (Vega)24.29
50% Completeness Limit (Vega)24.84
Average Magnitude for Objects with MAG_AUTO error = 0.2 (Vega)24.83
Science Catalog Information
Magnitude Type used for FilteringMAG_AUTO
Signal-to-Noise limit5.0
Classification Magnitude Limit21.5
ClassStar Limit for selecting stars0.95
Limiting Magnitude for Masking0
Mask Size Factor (Half Diagonal=factor*A_WORLD)20
Maximum Half Diagonal for Masks (arcsecs)126
Total Area (square degrees)0.3945
Trimmed Area (square degrees)0.0717
Masked Area (square degrees)0.0022
Effective Area (square degrees)0.3208
Number of Extracted Objects16963
Number of Galaxies11092
Number of Stars607
Number of Saturated Objects14
Number of Objects with SExtractor Flag > 02914
Number of Objects in trimmed area2601
Number of Objects in masked area491
80% Completeness Limit (Vega)23.24
50% Completeness Limit (Vega)23.78
Average Magnitude for Objects with MAG_AUTO error = 0.2 (Vega)24.83
Catalog Contents
Number of Columns in OBJECTS table69
Number of Objects16963
Number of Columns in FIELDS table109
Number of Entries in FIELDS table1
Number of Columns in MASKS table1
Number of Masks14
Number of Automatic Masks14
Number of Masks generated by hand0
Number of Columns in FILTER table4
Number of Entries in FILTER table286
Instrument Properties
InstrumentWFI
Pixel Scale (arcsec)0.238
Field-of-View (square arcmin)0.3117
Gain (electrons/ADU)-
Non-linearity (ADU)N/A
Saturation (ADU)50000.0
Effective Gain (electrons/)113897.2
Effective Non-linearity (ADU)N/A
Effective Saturation (ADU)96.0
Filter Properties
PassbandU
ESO Filter ##877
Mean Wavelength (Angstrom)3404.0
FWHM (Angstrom)732.0
AB correction1.036
AB correction applied to magnitudes in the catalog1.036
Average E(B-V)0.043
Standard Deviation of E(B-V)0.00032
Relative Extinction ( A/E(B-V) )4.945
Computed Extinction Correction0.211
Computed Standard Deviation of Extinction Correction0.00156
Extinction Correction applied to magnitudes in the catalog0.069
Telescope Response and Filter Transmission Curves
Telescope response function (green) and filter transmission (red) curves
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ScienceGrade Summary
Catalog Products >> Product Log >> Primary Catalog >> Attributes
Product Identification
Real UserJoan Marc Miralles
Product Creation Date2005-06-10
Product Creation Time12:00:48.227
Usereisdata
Session74998
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeMPI-2.2
InstrumentWFI
RegionDEEP3
FieldDEEP3b
PassbandU
ESO Filter##877
Total Exposure Time (seconds)35997
Product Information
RA (center of catalog)170.6070
Dec (center of catalog)-21.6877
Maximum RA of catalog (degrees)170.9350
Minimum RA of catalog (degrees)170.3020
RA interval (arcmin)0.63
Maximum Dec of catalog (degrees)-21.4172
Minimum Dec of catalog (degrees)-21.9661
Dec interval (arcmin)0.55
Total area of catalog (square degrees)0.3945
Object Statistics
Total Number of Objects36217
Number of Objects inside Trimmed Area4974
Number of Objects inside Masked Area 650
Number of Objects with SExtractor Flag > 04068
Star/Galaxy Classification
Magnitude Type for ClassificationMAG_AUTO
Star/Galaxy Classification Method adoptedSimple Method
Magnitude Limit Applied for "Simple" Star/Galaxy Classification 21.5
CLASS_STAR Limit Applied for "Simple" Star/Galaxy Classification 0.95
Galaxy/Star Classification
Adopted star/galaxy separation method using stellar index. 
Limiting Magnitude (VEGA)
Aperture Magnitudes
Aperture (arcsec)(S/N = 1) (S/N = 2) (S/N = 3) (S/N = 5) (S/N = 10)
1.0--25.7525.2724.48
1.5-24.8325.2424.8324.04
2.025.1625.0925.0224.4923.72
2.524.5125.1724.7624.2623.50
3.025.4524.9324.6124.0723.27
3.525.2824.8124.4623.8823.11
4.025.3324.7224.3123.7422.95
4.525.2124.5924.1423.6022.85
5.025.1624.4624.0323.4822.69
10.024.3223.6423.2522.7021.99
Other Magnitudes
Magnitude Type(S/N = 1) (S/N = 2) (S/N = 3) (S/N = 5) (S/N = 10)
MAG_AUTO-25.1424.6923.9422.84
MAG_ISO26.4826.6426.1525.0323.73
MAG_ISOCOR--25.8224.7623.47
Simulation Results
Number of Simulated Images3
Fading Factor3.0,3.5,4.0
Limiting Magnitude at 80% completeness (Vega)24.29
Limiting Magnitude at 50% completeness (Vega)24.84
Catalog Completeness
Completeness of the catalog estimated from the comparison between real and simulated data.
The simulations were created by fading the original image by 0.5 magnitudes but keeping the same background noise
Estimate of Magnitude errors and bias
Average of SExtractor magnitude error
Results from using the Negative Image
Statistics of Spurious Objects
Fraction of false positives as a  function of magnitude for different values of S/N
Spatial Distribution of Spurious Objects
Spatial distribution of spurious objects estimated from false positives
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Primary Attributes
Catalog Products >> Product Log >> Science Grade Catalog >> Attributes
Product Identification
Real UserJoan Marc Miralles
Product Creation Date2005-06-10
Product Creation Time12:00:48.227
Usereisdata
Session74998
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeMPI-2.2
InstrumentWFI
RegionDEEP3
FieldDEEP3b
PassbandU
ESO Filter##877
Total Exposure Time (seconds)35997
Filtering Settings
Magnitude Type for Catalog FilteringMAG_AUTO
Signal to Noise Filtering Threshold5.0
Magnitude Upper Limit99.9
Magnitude Lower Limit0.0
Star/Galaxy Classification Method adoptedSimple Method
Magnitude Limit Applied for "Simple" Star/Galaxy Classification 21.5
CLASS_STAR Limit Applied for "Simple" Star/Galaxy Classification 0.95
Product Information
Total Area (square degrees)0.3945
Trimmed Area (square degrees)0.0717
Masked Area (square degrees)0.0022
Effective Area (square degrees)0.3208
Object Statistics
Number of Objects inside Trimmed Area2601
Number of Objects inside Masked Area 491
Number of Objects with SExtractor Flag > 0)2914
Final Number of Galaxies11092
Number Density of Galaxies (galaxy/square arcmin)9.605
Final Number of Stars607
Number Density of Stars (stars/square arcmin)0.526
Smooth Density Plot
Smooth object density distribution,generated by applying a top-hat window of ... arcmin in diameter
Projected Distribution
Projected Distribution of science grade catalog. In the figure are shown:
 1) galaxies (blue); stars (magenta); trimmed objects (red crosses); masked objects (black crosses); other discarded objects red squares).
Also shown are the automatic masks placed by the system around bright stars, as defined in the configuration file (red losangles) 
Limiting Magnitudes
Vega Magnitude System
5-sigma 2 arcsec (Vega)24.83
80% completeness (Vega)24.29
Extinction corrected 5-sigma 2 arcsec (Vega)24.62
Extinction corrected 80% completeness (Vega)24.08
AB Magnitude System
5-sigma 2 arcsec (AB)25.87
80% completeness (AB)25.33
Extinction corrected 5-sigma 2 arcsec (AB)25.66
Extinction corrected 80% completeness (AB)25.12
Science Grade Catalog Completeness
80% completeness at m = 23.24
50% completeness at m = 23.78
red: completeness function
blue: 50 and 80 percent completeness levels linearly interpolated between bins
Magnitude System: Vega
Magnitude Type: MAG\_AUTO
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ScienceGrade Attributes
Catalog Products >> Product Log >> Primary Catalog >> Verifcation
Product Identification
Real UserJoan Marc Miralles
Product Creation Date2005-06-10
Product Creation Time12:00:48.227
Usereisdata
Session74998
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeMPI-2.2
InstrumentWFI
RegionDEEP3
FieldDEEP3b
PassbandU
ESO Filter##877
Total Exposure Time (seconds)35997
Number Counts
Star Counts with comparison with Galactic model
              
STAR COUNTS COMPARED WITH GALACTIC MODEL
              
Solid dots: EIS data
Cyan line: Galactic model, not corrected for catalog completeness 
Blue line: Galactic model, corrected for catalog completeness
Red dotted line: magnitude limit for the star/galaxy classification
Magenta dotted line: 2 arcsec - 5 sigma limiting magnitude
Number of stars in the catalog: 607
Magnitudes are Vega in the instrument natural system (WFI)
Model data averaged over 2 simulations.
Errors on model calculated as the standard deviation of the values in the different simulations.
Errors on the real counts are: 1+sqrt(N + 0.75)
Galaxy Counts
Solid Squares: EIS data
            
Solid Triangles, dotted line     : Metcalfe et al. 2000 MNRAS in press
Open Triangles , short dash      : Metcalfe et al. 2000 MNRAS in press
Crosses        , long dashed     : Arnouts et al. (2001) astro-ph/0103071
            
blue dashed line:    
5 S/N MAG_AUTO magnitude limit=23.94
            
red line:    
Least Squares Method: fitted log(Counts)=a*Magnitude+b
a =  0.56; b = -8.90.
            
Magnitude System: Vega
Magnitude Type:   MAG_AUTO
.
Verification