Daniel K. Inouye Solar Telescope

Monthly Operations Report

Status as of February 29, 2024

Table of Contents

1. Science/Technical Highlight (Anyone)

2. Photos (Anyone)

3. Directorate (Dave)

3.1 Activities

• The months of January and February continued as an extended engineering period focusing on Technical Operations maintenance and upgrades and integration of the VTF instrument. The VTF group from KIS Germany arrived on Maui on January 8 and will be there integrating the VTF through the end of February.

• The DKIST Directorate continued work on the DKIST section of the NSO 2024 Annual Program Plan (APP). The 2024 NSO APP was submitted to NSF on

• The DKIST Deputy Associate Director attended the AAS 2024 Winter meeting in New Orleans, LA.

• The DKIST Director was on Maui for most of January and February.

• The DKIST Directorate prepared for and presented to the NSO User’s Committee on January 18, 2024.

• The DKIST Directorate held a FY 2024 Q2 planning meeting with the DKIST senior leadership.

• The DKIST Directorate prepared for and presented to the AURA Solar Observatory Council on February 6, 2024.

3.2 Financial Status

• DKIST operations carried forward approximately $13.82M in unencumbered funds into FY 2024 from previous years.  A total of $14.00M in new funding has been obligated by NSF thus far in FY 2024.

• Financial status of 31 May 2024

  • DKIST operational expenditures for the current month were $2.47M

  • Total YTD expenditures for DKIST operations are $17.64M.

  • Total outstanding encumbrances are $10.61M.

  • The average DKIST spending for the past 12 months (burn rate; BR) is $2.51M / month.

4. Science Operations (Ali and Andres)

4.1 Status of Observing

N/A. Not on-sun.

4.1.1 Regular Cycle Observing

• N/A

4.1.2 Solar Orbiter Co-Observing

• N/A.

4.1.3 Parker Solar Probe Co-Observing

• N/A.

4.2 Observing Planning

N/A. Not on sun.

Planning of the details of the OCP2.6 observing window opening in March will happen in February facilitated through a Medium-Term Planning (MTP-2.6) meeting.

4.3 Science Operations Training Activities

4.4 Science Operations Specialists

4.5 Cycle Preparation

4.6 Experiment Generation

4.6 Science Operations Management

4.7 Science Operations Tools

• Robert Tawa

4.7.1 Management

• Robert Tawa

5 Technical Operations (Paul)

5.1 Technical Operations highlights for June

5.2 Site & Facility Status

5.3 General Site & Facility Repairs, Improvements & Upgrades

• Vestibule Design and Fabrication/Construction solicitation

  • Received quote for Vestibule Steel Fabrication. Followed up with other vendors.

• Reviewed 50% design package for elevator vent redesign

  • Corresponding with M3 on any questions they may have regarding the elevator vent louvers. Need to take more pictures when time and techs are available.

  • Completed Kick-Off meeting with M3 for elevator vent redesign. Sent out the precast sealant and elevator submittals.

• Power outage support/recovery; Restarted Regular, Generator, and UPS, communication, and thermal systems.

• Chiller 02 urgent troubleshooting, leak in system 2 resulted in lost refrigerant charge

  • JCI fixed cracked tee in System 2 discharge line and recharged refrigerant

  • RFQ for service contract, vendor rep visit onsite.

• Chiller 05/06 PM and troubleshooting visit

  • Both chillers wer tuned, topped off, inspected

  • Found a facility flow switch misbehaving

  • Both circuits on CH06 were low, circuit 2 had a leak at the pressure relief valve connection

5.4 Electrical/Electronics/PLC and Facility Management System

5.3.1  Highlights of Recurring Preventative Maintenance Performed in October

5.3.2 System Repairs & Upgrades

5.4 Mechanical/Thermal

5.4.1 Highlights of Recurring Preventive Maintenance performed in October

5.4.2 System Repairs & Upgrades

5.5 Opto-Mechanical

5.6 Management

5.6.1 Recruitment & Training

5.6.2 Environmental Safety & Health

5.6.3 Observatory Community Service, Broadening Participation 

6 Instrumentation Operations (Bret, Friedrich, and Dave H.)

6.1 Optics

6.1.1 System Optics

6.1.2 Facility Instrument Distribution Optics (FIDO)

6.1.3 Polarization Analysis and Calibration (PA&C)

6.2 Summit Instrumentation

6.2.1 Instrument Systems

6.2.2 Wavefront Correction System (WFS)

6.2.3 Visible Spectro-Polarimeter (ViSP)

• .

6.2.4 Diffraction Limited Near-Infrared Spectro-Polarimeter (DL-NIRSP)

6.2.5 Cryogenic Near-Infrared Spectro-Polarimeter (Cryo-NIRSP)

6.2.6 Visible Broadband Imager

6.7 Multi-Conjugate Adaptive Optics (MCAO)

• .

6.8 High Level Software (HLS)

• .

6.9 Infrared Cameras

• .

7 Data Center Operations (Bob and Alisdair)

7.1 Hardware Infrastructure

7.2 Software Infrastructure

7.2.1 Data Center

7.2.2 Portal/Archive/Public

7.3 Science Data Processing

7.3.1 Calibration Pipelines

7.3.1 Data Released

New Datasets

Datasets Made Public