Dates: 21–23 September 2025 Timezone: Europe/Amsterdam
Based on the Indico timetable’s detailed view (numbered + minutes). See the official Indico page for any late changes.
Sunday, 21 September 2025
18:00–20:00 — Ice‑breaker reception At the workshop venue - ASTRON’s premises
Monday, 22 September 2025
Theory 1 — 09:00–10:30
09:00–09:45 — (VLBI) Correlation 101 — Bob Campbell (JIVE) Introduction to correlation and correlator basics, history.
09:45–10:30 — Correlation preparation — Aard Keimpema (JIVE), Mark Kettenis (JIVE) Knowing what (meta)data is needed for correlation, where to get it and how to store/format it.
10:30–11:00 — Coffee
Hybrid session 1 / Theory 2 — 11:00–12:30
11:00–12:30 — Setting up the correlator — Aard Keimpema (JIVE), Mark Kettenis (JIVE) After an introduction to setting up a cluster for running the SFXC distributed correlator, participants will set up and verify the operation of their correlation environment.
12:30–13:30 — Lunch
Hands‑on — 13:30–16:15
13:30–15:00 — Hands‑on 1: Getting everyone’s correlator to run — Aard Keimpema (JIVE), Mark Kettenis (JIVE) On a simple VLBI observation.
15:00–15:30 — Tea
15:30–16:15 — Hands‑on 2: Post‑correlation processing — Marjolein Verkouter (JIVE) Translating the SFXC output into more standard data format(s) for inspection and export/archiving.
09:30–10:00 — Pulsar gating — Franz Kirsten (Onsala) Handling a FITS file with pulses in.
10:00–10:30 — Producing filterbank format output & running PSR tools — Franz Kirsten (Onsala)
10:30–11:00 — Coffee
Hybrid 4: FRB Processing — 11:00–12:30
11:00–11:30 — PRECISE processing — Franz Kirsten (Onsala) How the PRECISE EVN‑lite mode actually works and what it does.
11:30–12:00 — Semi‑automated pulse processing — Aard Keimpema (JIVE) How to use and run the semi‑automatic gating system.
12:00–12:30 — SFXC and duct‑tape = single dish FRB workflow — Omar Ould‑Boukattine (UvA, ASTRON) How several components can be duct‑taped to form a workflow for unique science.
12:30–13:30 — Lunch
Hybrid 5: Wide‑field processing — 13:30–15:00
13:30–15:00 — Wide‑field processing — Jack Radcliffe (University of Manchester) Bright source, two images, check fringes (same dataset as Day 1).
15:00–15:30 — Tea
Hybrid 6: Geodesy — 15:30–16:15
15:30–16:15 — Geodesy — Mark Kettenis (JIVE) Same dataset as Day 1; check geodesy data on flexbuffs @ JIVE. Running sfxc2mark4, pulse‑cal, and fourfit.
Future bells & whistles — 16:15–17:00
16:15–16:25 — SFXC — the GPU version — Aard Keimpema (JIVE) Recent results from porting SFXC to GPU‑accelerated platforms.
16:25–16:35 — SKA‑VLBI — Jack Radcliffe (University of Manchester), Mark Kettenis (JIVE) Multi‑beam processing; plan to implement as multiple field‑center correlation with extra bookkeeping.
16:35–17:00 — User/community input discussion Knee‑jerk feedback and community needs/wishes.
This page is a human‑readable export for GitHub Pages; always cross‑check the official Indico page for the latest schedule.
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