SDC4 Thermal background

• Phase : 1
• Status : COMPLETE
• Category : Daytime calibration (C3)
• Recurrence : once every month starting from commissioning.
• Duration : 1 hour(s) (this duration is valid only during regular operations, i.e., after commissioning)

Description

• Measure the instrument background and seasonal variations.

Prerequisites

Procedure

• This calibration is performed by reading the detector without any light
• CI BB_H, DIT=1800s, NDIT=2.

Templates

• SHARKNIR_gen_mon_ThermalBackground (not released)

Success criteria

• Accuracy of 1.2 e-/pix (FWHM of the distribution of a difference of backgrounds).

Notes

• Same as activity 9.1 in AD4

LBTO support

Date performed and by whom