Update to Tracking Temporal Variations in DARM Loop Model Parameters

Document #:

LIGO-T1700106-v7

Document type:

T - Technical notes

Abstract:

Update to Tracking Temporal Variations in DARM Loop Model Parameters: Individual Actuation Stage Tracking, Cancelled Lines, and SRC Detuning.

Files in Document:

• T1700106-v7.pdf (264.1 kB)

Other Files:

• T1700106-v3_HandWrittenSupplement_for_Non-Cancelling-L...pdf (369.4 kB)

Topics:

• Commissioning
• Sensing and Control
• Calibration

Authors:

• Jeffrey Kissel
• Evan Goetz
• Aaron Viets
• Shivaraj Kandhasamy
• Shreya Anand

Notes and Changes:

Fixed filter definitions and made more explicit

Related Documents:

• LIGO-T1500377: Tracking temporal variations in the DARM calibration parameters.
• LIGO-P1600063: Improving LIGO calibration accuracy by tracking and compensating for slow temporal variations
• LIGO-T1600278: DARM (differential arm) response with a small detuning
• LIGO-G1601599: Calibrating (detuned, detuning) optical springs (in DARM response, loop)