Calibration Access and Data Handbook

Description

Consists of one table containing the characteristic parameters of the various observing modes. It allows to correct for mode dependent factors such as effective live time, out of time fractions, etc... , accessed by :

• CAL_getModeParameters():

The CCF contains one table:

MODEPARAM:

Attributes:

UNDER_X:

Column under scan in pixels.

OVER_X:

Column over scan in pixels.

UNDER_Y:

Row under scan in pixels.

OVER_Y:

Row over scan in pixels.

Columns:

MODE_ID:

Mode identifier.

INTEGRATION_T:

Integration time (ms).

SHIFT_T:

Shift time (ms).

FRAME_T:

Frame time (ms).

CYCLE_T:

Cycle time (ms).

TIME_RES:

Time resolution (ms).

DUTY_CYCLE:

Duty cycle.

SMEARED_FRAC:

Smeared fraction.

PTSRCE_PILEUP:

Pile up count rate limit for point sources.

LIMITING_FLUX:

Maximum flux based on point source pile up considerations.

WINDOWX0:

X-coord. (PIXCOORD0) of lower left corner of readout window.

WINDOWY0:

Y-coord. (PIXCOORD0) of lower left corner of readout window.

WINDOWDX:

Width of readout window in X direction (pixels).

WINDOWDY:

Width of readout window in Y direction (pixels).