======== Overview ======== Total 5 independant stations 16 antenna per station for Neutrino detection Each station is taking data in average 7 Hz Target dataset for unblinding request: Data that taken from A2/3 on 2013 ~2020 Total live time of target data set - A2: 1988.66 days (~5.4 years) - A3: 1923.77 days (~5.3 years) .. _fig-st5: .. figure:: ../../figures/st5.png :align: center 5 station layout .. _fig-st: .. figure:: ../../figures/st.png :align: center Single station =================== ARA02 Configuration =================== Dataset is separated in several configurations. Related doc. `DB2436 `_, `DB2445 `_, `DB2636 `_ User can find code implementation from `get_config_number `_ function It is defined by parameters that can change detector sensitivity 2 more configurations are added for A2, config 6 (2018 ~ 2019), config 7 (2020) From 2020, string 1 is showing duplication issue (will be discussed later) and excluded from L1 trigger .. _fig-st2: .. figure:: ../../figures/a2config.png :align: center A2 configuration .. _fig-st22: .. figure:: ../../figures/a2config_d.png :align: center A2 configuration. Corresponding dates and run numbers =================== ARA03 Configuration =================== 4 more configurations are added on A3, config 6 (2018), config 7 / 8 (2019), and config 9 (2020) In 2019, string 1 / 4 are showing dead bit / duplication issue. From July 2019, string 1 is excluded from L1 trigger .. _fig-st3: .. figure:: ../../figures/a3config.png :align: center A3 configuration .. _fig-st33: .. figure:: ../../figures/a3config_d.png :align: center A3 configuration. Corresponding dates and run numbers