| LIGO-Number |
Title |
Author(s) |
Topic(s) |
Last Updated |
| M1500263-v7 |
Guidelines for Advanced LIGO Detector Improvement (DI) Project Review(s) |
Calum Torrie et al. |
System Engineering
Preliminary Design
Conceptual Design
Requirements
Fabrication
Final Design
Policies
Upgrades
|
30 Oct 2025 |
| E0900041-v6 |
Advanced LIGO Input Test Mass Coating Specification |
Gregg Harry |
Requirements
Core Optics
Final Design
|
12 Mar 2024 |
| E1100187-v6 |
LIGO Music Wire Specification. |
Calum Torrie et al. |
Suspensions
Requirements
System Engineering
|
15 Feb 2024 |
| T0900450-v5 |
Sensor Noise Estimates for Advanced LIGO Seismic Isolation Systems (SEI_sensor_noise.m) |
Brian Lantz et al. |
Seismic Isolation
Preliminary Design
Requirements
Final Design
Basic R&D
|
03 Nov 2023 |
| D1003029-v1 |
Work Platform Example Drawing |
Sam Barnum et al. |
Observatory Facilities
Requirements
|
26 Oct 2023 |
| T0900457-v1 |
LT1012 is the best op-amp for the GS13 preamp |
Brian Lantz |
Final Design
Requirements
Seismic Isolation
|
24 Oct 2023 |
| E1300945-x0 |
aLIGO, System Requirements |
Dennis Coyne |
Requirements
System Engineering
|
20 Oct 2023 |
| T952011-v1 |
Optical Pathlength Noise in Sensitive Interferometers Due to Residual Gas |
Rainer Weiss et al. |
Vacuum
Document Migration
Requirements
|
24 Apr 2023 |
| T840003-v1 |
Optical Pathlength Fluctuations in an Interferometer Due To Residual Gas |
Stan Whitcomb |
Vacuum
Requirements
|
18 Apr 2023 |
| T2000002-v2 |
A+ Filter Cavity Tube, Expansion Joints and Tube Supports: Conceptual Design and Requirements. |
Dennis Coyne |
Requirements
A+
Vacuum
Conceptual Design
System Engineering
|
15 Mar 2023 |
| T0900449-v1 |
Changing the op-amp for the L-4C seismometer preamp |
Brian Lantz |
Seismic Isolation
Basic R&D
Final Design
Requirements
|
12 Feb 2023 |
| T1100232-x0 |
aLIGO Damping Loop Design and Performance (Level 2.0 Design) |
Jeffrey Kissel |
Requirements
Integration
Suspensions
Subsystem Test
Commissioning
|
19 Sep 2022 |
| T1100068-v23 |
Photon Calibrator Preliminary/Final Design Document |
Jonathan Berliner et al. |
Detector Characterization
Calibration
Auxiliary Optics
Laser Systems
Conceptual Design
Preliminary Design
Requirements
Upgrades
Basic R&D
Assembly
|
06 Jul 2021 |
| E2000429-v2 |
Specification: Filter Cavity Tube Supports |
Dennis Coyne et al. |
Vacuum
System Engineering
Final Design
Requirements
|
10 Sep 2020 |
| E1100159-v2 |
aLIGO Music Wire Specification |
Jeffrey Lewis |
Requirements
|
02 Mar 2011 |
| G1901510-v1 |
A+ Beamsplitter material long lead review |
GariLynn Billingsley |
Core Optics
Requirements
A+
|
20 Aug 2019 |
| E0900007-v1 |
Air Bake Oven |
John Worden et al. |
Requirements
|
22 May 2019 |
| E950083-x0 |
Science Requirements for the LIGO Beam Tube Baffles |
Albert Lazzarini |
Modelling
Vacuum
Requirements
|
30 Apr 2019 |
| T0810012-v3 |
High Reliability Electronics for LIGO |
Rich Abbott |
Requirements
Risk Management
System Engineering
|
14 Mar 2019 |
| T1500188-v5 |
Active Wavefront Control Roadmap |
Aidan Brooks et al. |
State Control and Monitoring
Basic R&D
Requirements
Core Optics
Sensing and Control
Auxiliary Optics
Preliminary Design
Conceptual Design
|
30 Nov 2018 |
| M1500313-v2 |
Process Flow for Engineering Operations of the LIGO Detector Systems |
Dennis Coyne et al. |
System Test
Policies
Integration
Requirements
Final Design
Fabrication
Commissioning
Subsystem Test
Conceptual Design
Operations
Detector
System Engineering
Installation
|
07 Jun 2018 |
| G1800831-v1 |
Speculations on the future of the LIGO detectors |
Brian Lantz |
Requirements
Basic R&D
|
14 May 2018 |
| T1500202-v1 |
Optimization of beamtube pumping to mitigate acquired water vapor |
Michael Zucker |
Requirements
Vacuum
|
29 Mar 2018 |
| T020059-v3 |
Are Reaction Chains Needed for aLIGO HAM Optics? |
Norna Robertson et al. |
Requirements
Suspensions
Document Migration
Sensing and Control
Modelling
Seismic Isolation
|
13 Feb 2018 |
| G1800030-v1 |
LIGO: The Instruments that Launched Gravitational-wave Astronomy |
Peter Fritschel |
Requirements
|
23 Jan 2018 |
| T0900174-v2 |
Advanced-LIGO Optical Levers Design Requirements |
Eric Black |
Auxiliary Optics
Requirements
|
10 May 2017 |
| T1300162-v2 |
Photon Calibrator: Optical Follower Servo Design Requirements |
Gregorio Tellez et al. |
Auxiliary Optics
Requirements
|
07 Mar 2017 |
| P080073-v1 |
Requirements for a Ground Rotation Sensor to Improve Advanced LIGO |
Robert Schofield et al. |
Seismic Isolation
Requirements
Basic R&D
|
13 Jun 2016 |
| G1501546-v3 |
aLIGO OFI Summary of the requirements, specifications, and test results |
Koji Arai |
System Test
Fabrication
Requirements
Auxiliary Optics
Installation
|
28 Jan 2016 |
| T1000526-v3 |
HAM Auxiliary Suspensions Design Requirements |
Giacomo Ciani et al. |
Input Optics
Requirements
Suspensions
|
19 Jan 2016 |
| T1100518-v2 |
Hartmann sensor noise to displacement noise coupling in aLIGO |
Aidan Brooks |
Final Design
Requirements
Core Optics
|
22 Sep 2015 |
| T000092-v4 |
Auxiliary Optics Support System Design Requirements Document, Vol. 1: Thermal Compensation System |
Michael Smith et al. |
Requirements
Auxiliary Optics
Reviews
|
22 Sep 2015 |
| T060075-v1 |
HAM Seismic Isolation Requirements |
Peter Fritschel |
Seismic Isolation
Modelling
Suspensions
Requirements
|
02 Aug 2015 |
| G1500668-v1 |
Squeezing now and in the future: the road to 10 dB |
Katherine Dooley et al. |
Requirements
Integration
Basic R&D
Sensing and Control
Squeezer
Meeting
Commissioning
|
01 Jun 2015 |
| E990303-v1 |
Seismic Isolation Subsystem Design Requirements Document |
Dennis Coyne et al. |
Requirements
Seismic Isolation
Conceptual Design
Modelling
|
31 Mar 2015 |
| T1000216-v1 |
Revised HAM-ISI Performance Targets for Advanced LIGO SRM Chambers |
Brian Lantz |
Seismic Isolation
Requirements
Suspensions
Sensing and Control
|
25 Mar 2015 |
| E1101087-v3 |
aLIGO OMC Mounting Prisms |
Sam Waldman et al. |
Requirements
Sensing and Control
|
08 Mar 2015 |
| M1100192-v1 |
RODA: Accuracy of height of mirrors in HSTS and HLTS |
Guido Mueller |
Suspensions
Requirements
|
08 Mar 2015 |
| G1200070-v2 |
Ideal Order/Contents of aLIGO Triple SUS Testing / Commissioning |
Jeffrey Kissel |
System Test
Suspensions
Assembly
Integration
Requirements
Subsystem Test
Commissioning
Installation
|
08 Mar 2015 |
| T0900095-v2 |
Adv. LIGO Arm Length Stabilisation Requirements - OBSOLETE |
Bram Slagmolen |
Sensing and Control
Basic R&D
Requirements
|
03 Mar 2015 |
| T1100570-v5 |
Thermal Compensation System (TCS): CO2 Laser Projection System (CO2P) Final Design Document |
Aidan Brooks et al. |
Final Design
Requirements
Auxiliary Optics
Vacuum
|
12 Feb 2015 |
| T1100044-v19 |
Advanced LIGO Photon Calibrator Design Requirements |
Jonathan Berliner et al. |
Calibration
System Engineering
Laser Systems
Auxiliary Optics
Detector Characterization
Vacuum
Input Optics
Requirements
Basic R&D
Upgrades
|
05 Feb 2015 |
| T1500016-v2 |
Design overview for the new test mass electro-static driver |
Peter Fritschel et al. |
Suspensions
Sensing and Control
Requirements
|
23 Jan 2015 |
| T1500001-v2 |
Noise requirement for the test mass electro-static driver |
Peter Fritschel |
Suspensions
Sensing and Control
Requirements
|
20 Jan 2015 |
| T0900495-v4 |
HAM Auxiliary Suspensions Electronics Requirements |
Giacomo Ciani et al. |
Input Optics
Requirements
Suspensions
|
03 Dec 2014 |
| G1100693-v5 |
Ideal Order/Contents of aLIGO QUAD Testing / Commissioning |
Jeffrey Kissel |
Assembly
Suspensions
System Test
Requirements
Integration
Commissioning
Subsystem Test
Installation
|
22 Aug 2014 |
| T050036-v4 |
Pre-Stabilized Laser Design Requirements |
Richard Savage et al. |
Laser Systems
Requirements
|
20 Aug 2014 |
| E1201027-v1 |
ECR: Replacement of the coil-series resistors in the HAM-A coil drivers |
David Feldbaum |
Upgrades
Final Design
Requirements
Input Optics
Suspensions
Sensing and Control
Commissioning
|
19 Jun 2014 |
| E1200930-v2 |
ECR, End Station EtherCAT Chassis Modification for TCS |
Aidan Brooks et al. |
Installation
Auxiliary Optics
Data Acquisition System
Requirements
Integration
|
19 Jun 2014 |
| Q1100073-v32 |
Seismometer and Pod Issue Tracking |
Michael Vargas et al. |
Subsystem Test
Seismic Isolation
Requirements
Assembly
|
18 Jun 2014 |
| T080214-v1 |
Simple Calculations for Charge Noise for Advanced LIGO |
Brian Lantz |
Requirements
Core Optics
Basic R&D
Suspensions
Seismic Isolation
|
27 May 2014 |
| T010007-v5 |
Cavity Optics Suspension Subsystem Design Requirements |
Mark Barton et al. |
Suspensions
Requirements
|
17 May 2014 |
| T1200306-v2 |
Suspension Hardware Watchdog Requirements |
Rolf Bork et al. |
Requirements
Suspensions
|
03 Mar 2014 |
| T1400056-x0 |
3IFO Viewport Requirements by Chamber (LTS) |
Calum Torrie et al. |
Requirements
|
13 Feb 2014 |
| T070189-v3 |
Design Specifications for the OMC Suspension |
Norna Robertson et al. |
Requirements
Suspensions
|
07 Feb 2014 |
| T1300884-v3 |
Advanced LIGO Automation Requirements |
Jameson Graef Rollins |
State Control and Monitoring
Requirements
|
20 Jan 2014 |
| D1201420-v1 |
ZnSe Viewport Beam Block, Long, aLIGO TCS CO2P, H1-L1 |
Mindy Jacobson et al. |
Vacuum
Installation
Auxiliary Optics
Requirements
Assembly
|
20 Aug 2013 |
| D1201421-v2 |
ZnSe Viewport Beam Block, Short, aLIGO TCS CO2P, H1-L1 |
Mindy Jacobson et al. |
Installation
Vacuum
Auxiliary Optics
Requirements
Assembly
|
20 Aug 2013 |
| E1101086-v6 |
OMC Optical Prisms |
Sam Waldman et al. |
Requirements
Sensing and Control
|
03 May 2013 |
| E1300293-x0 |
SLC & VP Requirements documentation |
Michael Smith |
Auxiliary Optics
Requirements
|
23 Apr 2013 |
| G1200508-v2 |
LLO Power Monitoring Requirements |
David Kinzel |
Procurements
Requirements
|
18 Mar 2013 |
| E1300136-v1 |
aLigo TMS Telescope Mirrors & Packaging for Delivery to Local Coater |
Ken Mailand et al. |
Auxiliary Optics
Requirements
|
14 Feb 2013 |
| E080462-v1 |
Infrasonic Microphone and PEM++ |
Gabor Szeifert et al. |
Other data analysis
Data and Computing
Conceptual Design
Preliminary Design
Data Acquisition System
Calibration
Basic R&D
Observatory Facilities
Upgrades
Fabrication
Computing/archiving
Data quality / vetoes
Requirements
Integration
System Test
Sensing and Control
|
01 Apr 2012 |
| T0900285-v2 |
L1 HAM6 ISI eLIGO Final Performance Measurements (March 24 2010) |
Jeffrey Kissel |
Seismic Isolation
Commissioning
Final Design
Requirements
|
12 Mar 2012 |
| P1200020-x0 |
Design, Control, and Performance of a Prototype Advanced LIGO Single-Stage Seismic Isolation Platform |
Jeffrey Kissel et al. |
Final Design
Requirements
Subsystem Test
Seismic Isolation
Commissioning
|
27 Feb 2012 |
| T1200082-v1 |
Beckhoff Breakout Box |
Stephen O'Connor |
Requirements
Fabrication
Auxiliary Optics
|
23 Feb 2012 |
| T1200076-x0 |
ETM HWS EtherCAT breakout box |
Stephen O'Connor |
Fabrication
Requirements
Auxiliary Optics
|
09 Feb 2012 |
| T1200072-v1 |
Test Proceedure ETM: Hartman Sensor Power Supply |
Stephen O'Connor |
Fabrication
Requirements
Auxiliary Optics
|
08 Feb 2012 |
| E1101088-v4 |
aLIGO OMC Curved Optics Specification |
Sam Waldman et al. |
Sensing and Control
Requirements
|
06 Dec 2011 |
| E1100216-v1 |
DCN -REVISED SLC ARM CAVITY BAFFLE |
Norris Kilpatrick et al. |
Fabrication
Requirements
Auxiliary Optics
|
26 Sep 2011 |
| T1000022-v4 |
Viewports Subsystem Requirements Document |
Michael Smith |
Auxiliary Optics
Requirements
|
21 Mar 2011 |
| C1002079-v1 |
Specification for De-Installation LA LIGO Site |
LSC |
Observatory Facilities
Requirements
|
11 Nov 2010 |
| F0900053-v2 |
S-Number E-Traveler Template |
Rich Abbott et al. |
Requirements
|
29 Sep 2010 |
| T960127-v1 |
Physics Environment Monitoring Design Requirements Document |
David Shoemaker et al. |
Requirements
Detector
|
24 Aug 2010 |
| G1000056-v1 |
Intro to LIGO and the role of cleanliness in LIGO vacuum fabrications |
Michael Zucker |
Requirements
Quality Assurance
Vacuum
|
28 Jan 2010 |
| T0900079-v1 |
AdvLIGO OMC Suspension Electronics Requirements |
Jay Heefner |
Requirements
Suspensions
|
28 Sep 2009 |
| E0900234-x0 |
Vacuum Flipper Mirror Specification |
Sam Waldman |
Requirements
|
06 Aug 2009 |
| Q0900002-v1 |
ICS Load Management Workflows |
Mick Flanigan |
Quality Assurance
Requirements
Procurements
|
19 May 2009 |
| G0900141-v3 |
Performance of eLIGO Prototype HAM ISIs and improvements for aLIGO HAM ISIs |
Jeffrey Kissel |
Modelling
Commissioning
Seismic Isolation
Requirements
Final Design
Upgrades
|
13 Apr 2009 |
| L0900002-v1 |
VRB request: all SmCo magnets UHV compatible? |
Dennis Coyne |
System Engineering
Requirements
|
06 Mar 2009 |
| G080321-v1 |
Another Satellite Amplifier |
Jay Heefner |
Suspensions
Requirements
|
25 Feb 2009 |