User: Lisbeth Fogh Olsen -- Date: 29-Aug-2005 -- Process: Single Passband -- Type: Product Log

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Catalog Products >> Product Log >> Summary

Product Identification

Real User | Lisbeth Fogh Olsen
Product Creation Date | 2005-08-29
Product Creation Time | 14:12:36.726
User | eisdata
Session | 75294
Batch | N/A
Process | Local
Product Type | SINGLE PASSBAND
Survey | DPS
Telescope | ESO-NTT
Instrument | SOFI
Region | DEEP1a
Field | deep1a_53
Passband | K
Total Exposure Time (seconds) | 3540

Product Information

Survey | DPS
Telescope | ESO-NTT
Instrument | SOFI
Region | DEEP1a
Field | deep1a_53
Passband | K
ESO Filter# | #003
Right Ascension (hh:mm:ss.s) | 22:55:33.7
Declinaton (dd:mm:ss.s) | -40:19:28.2
Right Ascension (decimal degrees) | 343.8905
Declinaton (decimal degeress) | -40.3245
Total Exposure Time (seconds) | 3540
Product Type | SINGLE PASSBAND
Product Name | EIS.2005-08-29T14:12:36.726.fits
Product Repository Path | N/A
Product Id | N/A
EIS DataBase Table Name | N/A
EIS DataBase Table Alias | N/A

Catalog Contents

Number of Automatic Masks | 0
Number of Masks generated by hand | 0
Number of SExtractor Parameters | 54

Parent Product

General Information

Product Nature (Images/Catalogs) | Image
Product Type (Reduced/Stack/Mosaic) | stacked
Product Name | EIS.2005-07-28T17:18:17.291.fits
Product Repository Path | /data/panelsdirs/panels_eisdata_9054/Catalog_Production/Split/
Product Id | 65001212
EIS DataBase Table Name | img_stacked
EIS DataBase Table Alias | N/A
Number of Contributing Frames | 59
Interval between First/Last Contributing Frames (days) | N/A
Final Pixel Scale of Product (arcsec) | 0.29
Measured Seeing (arcsec) | 0.64

Astrometry

Projection | -
Orientation (default is North up; East left) | N/A
Product Pixel Scale | 0.29
Astrometric System (USNO2-B;GSC2) | N/A

Photometry

Default Photometric System of Product in Repository (Vega; AB) | Vega
Zeropoint of Product at Zaro Airmass (Vega) | 22.53
Grid Step (degrees) used in the calculation of extinction (for large FOV) | 0.05
Av (default value) | 0.362
E(B-V) (based on the Schlegel Maps) | 0.012
AB corrrection (add to Vega to convert into the AB magnitude system) | 1.841

Instrument Properties

Instrument | SOFI
Pixel Scale (arcsec) | 0.29
Area (arcmin 2) | 0.0067
Gain (e-/ADU) | -
Non-linearity (ADU) | N/A
Saturation (ADU) | 10000.0
Effective Gain (e-/ADU) | 22632.5
Effective Non-linearity (ADU) | N/A
Effective Saturation (ADU) | 0.0

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Summary

Catalog Products >> Product Log >> Primary Catalog >> Attributes

Product Identification

Real User | Lisbeth Fogh Olsen
Product Creation Date | 2005-08-29
Product Creation Time | 14:12:36.726
User | eisdata
Session | 75294
Batch | N/A
Process | Local
Product Type | SINGLE PASSBAND
Survey | DPS
Telescope | ESO-NTT
Instrument | SOFI
Region | DEEP1a
Field | deep1a_53
Passband | K
Total Exposure Time (seconds) | 3540

Product Information

RA (center of catalog) | 343.8905
Dec (center of catalog) | -40.3245
Maximum RA of catalog (degrees) | 343.9500
Minimum RA of catalog (degrees) | 343.8310
RA interval (arcmin) | 0.12
Maximum Dec of catalog (degrees) | -40.2776
Minimum Dec of catalog (degrees) | -40.3682
Dec interval (arcmin) | 0.09

Object Statistics

Total Number of Objects | 5056
Number of Objects after applying Masks | 0
Number of Objects after applying Masks and trimming flagged objects | 626
Number of Discarded Objects (flags) | 1115
Final Number of Objects | -489

Projected Distribution

    Object Density Distribution

Smooth Density Plot

    Object density distribution, generated by applying a top-hat window of ... arcmin in diameter

Simulation Results

Number of Simulated Images | 3
Fading Factor | 3.0,3.5,4.0
Limiting Magnitude at 80% completeness (Vega) | 20.84
Limiting Magnitude at 50% completeness (Vega) | 21.33

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 Catalog