| ID |
Date |
Author |
Group |
Subject |
Text |
 |
|
108
|
19 May 2024, 14:49 |
Antje Trapp | XRO | M1 - M2 - M3 euler fine tuning geometriy parameters | We fine tuned geometry parameters for linear
effects on X motion (parallel offset) for
all three mirrors. |
|
|
1
|
28 Jan 2024, 13:50 |
Jan Gruenert | PRC | Issue | RC / BKR informs : Beam is down
(since 12h10), all beamlines affected
The reason is failure of a quadrupole |
|
|
7
|
01 Feb 2024, 21:56 |
Romain Letrun | SPB | Issue | At 21:29:20 today, the number of bunches
in SASE1 was increased from 1 to 352 without
intervention of the SPB/SFX shift crew. 30 |
|
|
24
|
13 Feb 2024, 08:52 |
Romain Letrun | SPB | Issue | Like after the previous winter maintenance
period, the shutter of FXE appears as opened
in DOOCS panels even though it is closed |
|
|
27
|
17 Feb 2024, 08:15 |
Tommaso Mazza | SQS | Issue | The cross on the FEL imager, which we use
as a reference for BKR crew, is not centred
on the GATT aperture. when was this changed, |
|
|
37
|
27 Feb 2024, 09:56 |
Romain Letrun | SPB | Issue | The status of the XTD2 attenuators has
been checked during the experiment last week
and many were found to cause disturbances |
8x |
|
38
|
28 Feb 2024, 06:57 |
Peter Zalden | FXE | Issue | Not sure if this is the cause of the fringes
reported before, but at 5.6 keV there are
clear cracks visible on the XTD2 Attenuators |
|
|
46
|
04 Mar 2024, 09:42 |
Romain Letrun | SPB | Issue | The number of bunches during the last night
shift kept being changed down to 24 by the
device SA1_XTD2_WATCHDOG/MDL/ATT1_MONITOR020 |
|
|
50
|
15 Mar 2024, 00:07 |
Harald Sinn | PRC | Issue | SASE1 bunch number was reduced to 10 pulses
for no obvious reason.
Traced it back to a malfunctioning |
|
|
52
|
15 Mar 2024, 07:08 |
Romain Letrun | SPB | Issue | There are now two watchdogs for the XTD2
attenuator running at the same time
SA1_XTD2_WATCHDOG/MDL/ATT1_MONITOR020
SA1_XTD2_OPTICS_PROTECTION/MDL/ATT1
that |
|
|
55
|
16 Mar 2024, 12:12 |
Harald Sinn | PRC | Issue | 11:15 SASE1/SPB called that they observed
and issue with the SASE1 XGM/XTD2: about
every 35 seconds the power reading jumps |
|
|
56
|
20 Mar 2024, 12:41 |
Frederik Wolff-Fabris | PRC | Issue | BKR called PRC around 06:10AM to inform
on vacuum issues at SA1 beamline leading
to a lost beam permission for the North Branch. |
|
|
65
|
28 Mar 2024, 14:56 |
Chan Kim | SPB | Issue | Pulse energy fluctuation observed after
full train operation in SA2 starts. |
|
|
67
|
30 Mar 2024, 06:59 |
Romain Letrun | SPB | Issue | DOOCS panels are again incorrectly reporting
the FXE shutter as opened when it is in fact
closed. This had been fixed after it was |
|
|
69
|
30 Mar 2024, 22:02 |
Chan Kim | SPB | Issue | Continuous pointing drift in horizontal
direction.
It may trigger a vacuum spike at |
|
|
91
|
01 May 2024, 16:39 |
Andreas Galler | PRC | Issue | 840 pulses not possible at SXP due to big
brother settings for the EPS Power Limit
rule. The minimum pulse energy was assumed |
|
|
96
|
08 May 2024, 13:51 |
Raśl Villanueva-Guerrero | PRC | Issue | Dear all,
Due to a probable issue at the
SA1 Transmissive imager, the "OUT" |
|
|
99
|
10 May 2024, 00:04 |
Rebecca Boll | SQS | Issue | our pp laser experienced timing jumps by
18 ns today. this happened for the first
time at ~7:30 in the morning without us noticing |
|
|
105
|
14 May 2024, 09:56 |
Andreas Koch | XPD | Issue | EPS issue for Transmissive imager
SA1 (OTRC.2615.T9) w.r.t Operation eLog #96
The motor screen positions w.r.t. |
|
|
110
|
25 May 2024, 02:38 |
Rebecca Boll | SQS | Issue | Today in the afternoon, SASE1 was tuned
(a description of the activities in att 4).
We now realize that this has in some form |
|