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Catalog Products >> Product Log >> Summary
Product Identification
Real UserLisbeth Fogh Olsen
Product Creation Date2005-08-29
Product Creation Time16:10:30.033
Usereisdata
Session75297
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeESO-NTT
InstrumentSOFI
RegionDEEP3a
FieldDEEP3a_2_1
PassbandK
ESO Filter##003
Total Exposure Time (seconds)4620
Product Information
InstrumentSOFI
PassbandK
ESO Filter##003
Magntude Type used for ReportingMAG_AUTO
Right Ascension (hh:mm:ss.s)11:24:60.0
Declinaton (dd:mm:ss.s)-21:35:23.5
Right Ascension (decimal degrees)171.2500
Declinaton (decimal degrees)-21.5898
Galactic longitude (degrees)277.5471
Galactic latitude (degrees)36.9846
Total Exposure Time (seconds)4620
Image File NameEIS.2005-07-30T15:48:05.461.fits
Catalog File NameEIS.2005-08-29T17:21:35.567.fits
Primary Catalog Information
Product TypeSINGLE PASSBAND
Total Area (square degrees)0.0079
Trimmed Area (square degrees)0.0009
Masked Area (square degrees)0.0
Number of Extracted Objects3176
Number of Saturated Objects0
Number of Objects with SExtractor Flag > 0537
Number of Objects inside trimmed area444
Number of Objects inside masked area0
80% Completeness Limit (Vega)21.20
50% Completeness Limit (Vega)21.58
Average Magnitude for Objects with MAG_AUTO error = 0.2 (Vega)20.71
Science Catalog Information
Magnitude Type used for FilteringMAG_AUTO
Signal-to-Noise limit3.0
Classification Magnitude Limit17
ClassStar Limit for selecting stars0.9
Limiting Magnitude for Masking0
Mask Size Factor (Half Diagonal=factor*A_WORLD)20
Maximum Half Diagonal for Masks (arcsecs)126
Total Area (square degrees)0.0079
Trimmed Area (square degrees)0.0009
Masked Area (square degrees)0.0
Effective Area (square degrees)0.007
Number of Extracted Objects827
Number of Galaxies560
Number of Stars1
Number of Saturated Objects0
Number of Objects with SExtractor Flag > 0235
Number of Objects in trimmed area91
Number of Objects in masked area0
80% Completeness Limit (Vega)19.81
50% Completeness Limit (Vega)20.26
Average Magnitude for Objects with MAG_AUTO error = 0.2 (Vega)20.71
Catalog Contents
Number of Columns in OBJECTS table69
Number of Objects827
Number of Columns in FIELDS table110
Number of Entries in FIELDS table1
Number of Columns in MASKS table1
Number of Masks0
Number of Automatic Masks0
Number of Masks generated by hand0
Number of Columns in FILTER table4
Number of Entries in FILTER table1098
Instrument Properties
InstrumentSOFI
Pixel Scale (arcsec)0.29
Field-of-View (square arcmin)0.0067
Gain (electrons/ADU)-
Non-linearity (ADU)N/A
Saturation (ADU)10000.0
Effective Gain (electrons/)26888.6
Effective Non-linearity (ADU)N/A
Effective Saturation (ADU)0.0
Filter Properties
PassbandKs
ESO Filter ##003
Mean Wavelength (Angstrom)21640.2
FWHM (Angstrom)2749.0
AB correction1.841
AB correction applied to magnitudes in the catalog1.841
Average E(B-V)0.049
Standard Deviation of E(B-V)0.00087
Relative Extinction ( A/E(B-V) )0.362
Computed Extinction Correction0.018
Computed Standard Deviation of Extinction Correction0.00032
Extinction Correction applied to magnitudes in the catalog0.016
Telescope Response and Filter Transmission Curves
Telescope response function (green) and filter transmission (red) curves
.
ScienceGrade Summary
Catalog Products >> Product Log >> Primary Catalog >> Attributes
Product Identification
Real UserLisbeth Fogh Olsen
Product Creation Date2005-08-29
Product Creation Time16:10:30.033
Usereisdata
Session75297
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeESO-NTT
InstrumentSOFI
RegionDEEP3a
FieldDEEP3a_2_1
PassbandK
ESO Filter##003
Total Exposure Time (seconds)4620
Product Information
RA (center of catalog)171.2500
Dec (center of catalog)-21.5898
Maximum RA of catalog (degrees)171.2940
Minimum RA of catalog (degrees)171.2040
RA interval (arcmin)0.09
Maximum Dec of catalog (degrees)-21.5474
Minimum Dec of catalog (degrees)-21.6307
Dec interval (arcmin)0.08
Total area of catalog (square degrees)0.0079
Object Statistics
Total Number of Objects3176
Number of Objects inside Trimmed Area444
Number of Objects inside Masked Area 0
Number of Objects with SExtractor Flag > 0537
Star/Galaxy Classification
Magnitude Type for ClassificationMAG_AUTO
Star/Galaxy Classification Method adoptedSimple Method
Magnitude Limit Applied for "Simple" Star/Galaxy Classification 17
CLASS_STAR Limit Applied for "Simple" Star/Galaxy Classification 0.9
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)
1.0-22.0721.6121.1220.41
1.522.4421.5921.1120.7119.82
2.022.2121.3320.9220.3619.60
2.521.9021.2320.7519.9219.37
3.021.6920.8820.5619.7119.02
3.521.5320.8520.1319.6018.98
4.021.4820.5620.2219.4619.00
4.521.3320.4820.0419.4918.91
5.021.0020.4319.7919.3318.72
10.020.1119.3119.3618.5717.84
Other Magnitudes
Magnitude Type(S/N = 1) (S/N = 2) (S/N = 3) (S/N = 5) (S/N = 10)
MAG_AUTO21.9221.6421.1119.8619.10
MAG_ISO-22.4421.9720.8019.63
MAG_ISOCOR-20.6021.6920.5319.41
Simulation Results
Number of Simulated Images3
Fading Factor3.0,3.5,4.0
Limiting Magnitude at 80% completeness (Vega)21.20
Limiting Magnitude at 50% completeness (Vega)21.58
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
.
Primary Attributes
Catalog Products >> Product Log >> Science Grade Catalog >> Attributes
Product Identification
Real UserLisbeth Fogh Olsen
Product Creation Date2005-08-29
Product Creation Time16:10:30.033
Usereisdata
Session75297
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeESO-NTT
InstrumentSOFI
RegionDEEP3a
FieldDEEP3a_2_1
PassbandK
ESO Filter##003
Total Exposure Time (seconds)4620
Filtering Settings
Magnitude Type for Catalog FilteringMAG_AUTO
Signal to Noise Filtering Threshold3.0
Magnitude Upper Limit99.9
Magnitude Lower Limit0.0
Star/Galaxy Classification Method adoptedSimple Method
Magnitude Limit Applied for "Simple" Star/Galaxy Classification 17
CLASS_STAR Limit Applied for "Simple" Star/Galaxy Classification 0.9
Product Information
Total Area (square degrees)0.0079
Trimmed Area (square degrees)0.0009
Masked Area (square degrees)0.0
Effective Area (square degrees)0.007
Object Statistics
Number of Objects inside Trimmed Area91
Number of Objects inside Masked Area 0
Number of Objects with SExtractor Flag > 0)235
Final Number of Galaxies560
Number Density of Galaxies (galaxy/square arcmin)22.311
Final Number of Stars1
Number Density of Stars (stars/square arcmin)0.04
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)20.71
80% completeness (Vega)19.81
Extinction corrected 5-sigma 2 arcsec (Vega)20.69
Extinction corrected 80% completeness (Vega)21.18
AB Magnitude System
5-sigma 2 arcsec (AB)22.55
80% completeness (AB)21.65
Extinction corrected 5-sigma 2 arcsec (AB)22.53
Extinction corrected 80% completeness (AB)23.02
Science Grade Catalog Completeness
80% completeness at m = 19.81
50% completeness at m = 20.26
red: completeness function
blue: 50 and 80 percent completeness levels linearly interpolated between bins
Magnitude System: Vega
Magnitude Type: MAG\_AUTO
.
ScienceGrade Attributes
Catalog Products >> Product Log >> Primary Catalog >> Verifcation
Product Identification
Real UserLisbeth Fogh Olsen
Product Creation Date2005-08-29
Product Creation Time16:10:30.033
Usereisdata
Session75297
ProcessLocal
Product TypeSINGLE PASSBAND
Extraction MethodSExtractor
Extraction VersionSExtractor 2.3.2
SurveyDPS
TelescopeESO-NTT
InstrumentSOFI
RegionDEEP3a
FieldDEEP3a_2_1
PassbandK
ESO Filter##003
Total Exposure Time (seconds)4620
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: 1
Magnitudes are Vega in the instrument natural system (SOFI)
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     : Vandame et al. (2001)  preprint
Open Triangles , short dash      : Martini, P. 2000 astro-ph/0008328
Crosses        , long dashed     : Metcalfe et al. MNRAS in prep.
            
blue dashed line:    
5 S/N MAG_AUTO magnitude limit=19.86
            
red line:    
Least Squares Method: fitted log(Counts)=a*Magnitude+b
a =  0.37; b = -2.95.
            
Magnitude System: Vega
Magnitude Type:   MAG_AUTO
.
Verification