MIKES Sr+ data at http://monitor.mikes.fi/ftp/IonClock/comb_ftp

Folder   First Day
61100    2026-03-01
61000    2025-11-21
60900    2025-08-13
60800    2025-05-05
60700    2025-01-25
60600    2024-10-17
60500    2024-07-09, OptiClock campaign, fion_pp data from 60521 2024-07-30
60400    2024-03-31, SDR-data new format from 60464 2024-06-03
60300    2023-12-22
60200    2023-09-13
60100    2023-06-05
60000    2023-02-25
59900    2022-11-17
59800    2022-08-09
59700    2022-05-01
59600    2022-01-21, ROCIT campaign

OptiClock campaign
  start 60540 2024-08-18
     ca 60565 onward valid data
   stop 60599 2024-10-16 

2024-10-03
  Improved driftcomp, with dead-time compensation

2024-09-29
  Autogenerated HDF5 fileformat description.
  Lists groups, datasets, and attributes contained in HDF5 file.
  HDF5 content can be viewed with e.g. https://myhdf5.hdfgroup.org

2024-06-03 latest format for SDR-counter files start 2024-06-03 (60464 partial day)
  4 SDR counters A, B, C, D. 2 channels of pi, lambda, omega
  FXM data exported in daily HDF5 files from 60388 (more data exsists, from 2023-11)

2024-03-31
  archive files directly into 100-day folder, to avoid manual moving.

2024-03-24
  move files to 60300 folder

2023-11-13
  FXM50 counter data in daily files
  B210 SDR tests for measuring reprate at 5.75 GHz

2023-10-14 sort files into 100-day directories
  old files moved into directories, AND copied to 'old_archive'
  new 1-day datafiles generated ca 03 UTC at night (for the previous day)
  for the current day, datafiles updated every 15 minutes
  automate so files go into 100-day directory automatically?

ROCIT campaign
  start: 59642 (2022-03-04)
  stop:  59672 (2022-04-03)