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Changes for page The FLASH HDF5 structure

Last modified by sndueste on 2025/09/10 11:43
From version 93.7
edited by sndueste
on 2025/05/19 16:52
Change comment: There is no comment for this version
To version 92.1
edited by sndueste
on 2025/04/24 13:31
Change comment: There is no comment for this version

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... ... @@ -116,18 +116,11 @@
116 116  
117 117  {{id name="DOOCSparameters"/}}
118 118  
119 +Note, the HDF group and data set names apply to our HDF tree version since vers. 0.3.0.
119 119  
121 +
120 120  === FLASH1 ===
121 121  
122 -
123 -In the Shutdown 2024 / 2025  the complete photon diagnostic and experiment control was renewed and thus the Doocs names and also some HDF5 names had to be changed. The new naming will be documented here as soon as the systems are online again.
124 -
125 -The previously used naming scheme (2024 and before) can be found here:
126 -
127 -{{expand expanded="false" title="FLASH1 Naming scheme used until 2024"}}
128 -s
129 -{{/expand}}
130 -
131 131  ==== Beamline info (FLASH1) ====
132 132  
133 133  {{code language="none"}}/FL1/Beamlines/Attenuator/pressure{{/code}}
... ... @@ -1123,10 +1123,10 @@
1123 1123  desc: Each 10 Hz burst has its unique train ID. For the HDF5 dataset the ID is the same for all parameters with the same index (note camera images may be shifted by 1 ID - talk to the experts !)
1124 1124  units:
1125 1125  
1126 -===== (% style="color:#e67e22" %)Train time(%%) =====
1119 +===== Train time =====
1127 1127  
1128 -(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1129 -(% style="color:#e67e22" %){{code language="none"}}/Timing/train time{{/code}}
1121 +//always saved (PBD2)//
1122 +{{code language="none"}}/Timing/train time{{/code}}
1130 1130  desc:Local time as array of day, hour, minute, second, and centisecond. This dataset is meant for visualisation purposes only. For correlations use the train ID or the Unix time of the time stamp
1131 1131  units: d h min s cs
1132 1132  
... ... @@ -1134,28 +1134,11 @@
1134 1134  /Timing/time stamp
1135 1135  {{/code}}
1136 1136  
1137 -(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1138 -(% style="color:#e67e22" %)desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1130 +//always saved (PBD2)//
1131 +desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1139 1139  second column: microseconds
1140 1140  third column: Train ID of FLASH
1141 1141  
1142 -
1143 -(% id="cke_bm_2455529S" style="display:none" %) (%%)currently it is saved as Unix time in : /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time
1144 -
1145 -{{expand expanded="false" title="Timestamp help for python"}}
1146 - import time
1147 -
1148 -# epoch time is found in /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time #!!! a leading 1 has to be added !!!
1149 -# The time and date of the start of the data taking in the HDF file is encoded in the filename - to roughly check the time
1150 -epoch_time = 1709051499.17 # Replace with your epoch time
1151 -
1152 -formatted_time = time.strftime('%Y-%m-%d %H:%M:%S', time.gmtime(epoch_time))
1153 -print(formatted_time)
1154 -{{/expand}}
1155 -
1156 -
1157 -
1158 -
1159 1159  [[Contents>>doc:||anchor="Contents"]]
1160 1160  
1161 1161