SNM1 Filter wheels reproducibility monitoring

• Phase : Any
• Status : Draft
• Category : Daytime calibration (C3)
• Recurrence : once every 6 months starting from commissioning.
• Duration : 20 minutes (duration mentioned here is relevant only during regular operations, i.e., after commissioning)

Description

• Estimate the positioning accuracy of the filter wheels.

Prerequisites

• Bad pixel map, Background or Dark, Flat-field, distortion map

Procedure

• For each given position of the filter, take an image in pupil imaging mode.

Templates

• SHARKNIR_ci_mon_LyotMaskPos (not released)
• SHARKNIR_di_mon_MaskRepeatability (not released)

Success criteria

• Expected accuracy of 0.1 pixels.

Notes

• Same as activity 9.7 in AD4

LBTO support

Date performed and by whom