From c26a15da0d173553ba72a796dca478b531aaabbb Mon Sep 17 00:00:00 2001
From: Maximilian Linhoff <maximilian.linhoff@tu-dortmund.de>
Date: Tue, 3 Dec 2024 11:19:18 +0100
Subject: [PATCH] Add comment

---
 src/ctapipe/io/simteleventsource.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ctapipe/io/simteleventsource.py b/src/ctapipe/io/simteleventsource.py
index 887170b4c25..4c98e864aac 100644
--- a/src/ctapipe/io/simteleventsource.py
+++ b/src/ctapipe/io/simteleventsource.py
@@ -868,6 +868,9 @@ def _generate_events(self):
 
             for tel_id, telescope_event in telescope_events.items():
                 if tel_id not in trigger.tels_with_trigger:
+                    # skip additional telescopes that have data but did not
+                    # participate in the subarray trigger decision for this stereo event
+                    # see #2660 for details
                     self.log.warning(
                         "Encountered telescope event not present in"
                         " stereo trigger information, skipping."