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Requesting a new table in SBND calibration DB for electron lifetime #33

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Requesting a new table in SBND calibration DB for electron lifetime #33

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f970520
adding a new folder in sbnd calidb for sbnd etau
sungbinoh Oct 21, 2025
9183868
minor type fix
sungbinoh Oct 21, 2025
e475007
minor text fix
sungbinoh Oct 21, 2025
d5c1510
removing run column from sbnd calib DB's etau table
sungbinoh Oct 21, 2025
37eef22
adding __iov_id request for SBND etau table
sungbinoh Oct 21, 2025
8bf65d3
adding channel col to elifetime table
sungbinoh Oct 29, 2025
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20 changes: 20 additions & 0 deletions sbnd_calibration_database.md
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Expand Up @@ -59,6 +59,26 @@ This section displays a list of the variables in the database, as well as their

\* More information on DocDB 35489 (slide 13).


### tpc_elifetime_data
- Folder description: This folder contains electron lifetime data
- Channel number: No meaning
- Number of rows: 1 for each merged run
- When filling the folder, `__iov_id` should be 1000000000 + first_run_of_merged
- Suggested table structure

| Variable Name | Type | Description | Unit |
| ------------- | ---- | ----------- | ---- |
| merged_run_idx | integer | index for merge runs | N/A |
| first_run_of_merged | integer | first run of the merged runs | N/A |
| last_run_of_merged | integer | last run of the merged runs | N/A |
| etau_sce_spatial_east | real | East TPC electron lifetime after spatial SCE correction | ms |
| etau_sce_spatial_east_p_1sig | real | plus one sigma error of East TPC electron lifetime after spatial SCE correction | ms |
| etau_sce_spatial_east_m_1sig | real | mimus one sigma error of East TPC electron lifetime after spatial SCE correction | ms |
| etau_sce_spatial_west | real | West TPC electron lifetime after spatial SCE correction | ms |
| etau_sce_spatial_west_p_1sig | real | plus one sigma error of West TPC electron lifetime after spatial SCE correction | ms |
| etau_sce_spatial_west_m_1sig | real | minus one sigma error of West TPC electron lifetime after spatial SCE correction | ms |

### tpc_globalconstants
- Folder description: This folder contains non-channel specific information
- Channel number: No meaning
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