Catalog Products >> Product Log >> Science Grade 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

Filtering Settings

Signal to Noise Filtering Threshold | 3.0
Magnitude Upper Limit | 99.9
Magnitude Lower Limit | 0.0
Star/Galaxy Classification Method adopted | Simple Method
Magnitude Limit Applied for "Simple" Star/Galaxy Classification | 17
CLASS_STAR Limit Applied for "Simple" Star/Galaxy Classification | 0.9

Product Information

Object Statistics

Number of Discarded Objects (flags) | 449
Final Number of Galaxies | 728
Number Density of Galaxies (galaxy/arcmin2) | 24.598
Final Number of Stars | 3
Number Density of Stars (stars/arcmin2) | 0.101

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 Magnitude (VEGA)

Aperture Magnitudes

Other Magnitudes

Characteristic Magnitudes

Vega Magnitude System

5-sigma 2 arcsec (Vega) | 20.45
80% completeness (Vega) | 20.84
Extinction corrected 5-sigma 2 arcsec (Vega) | 20.45
Extinction corrected 80% completeness (Vega) | 20.84
1-sigma limiting isophote(Vega) | 99.90

AB Magnitude System

5-sigma 2 arcsec (AB) | 22.29
80% completeness (AB) | 22.68
Extinction corrected 5-sigma 2 arcsec (AB) | 22.29
Extinction corrected 80% completeness (AB) | 22.68
1-sigma limiting isophote(AB) | 101.74

.