============== Effective Area ============== Aeff, efficiencies, and event passing rate are done by `Check_Sim_v36.7_aeff_sig_eff_evt_rate_combine_old_compariosn_w_err_total_w_edge `_ .. _fig-asr_hist0_0: .. figure:: ../../figures/ars_hist0_0.png :align: center A23 Aeff Effective areas of corresponding simulation set: 7 set for A2 and 9 set for A3 Applied new gain model (antenna / signal chain) A2: config 7 and A3: config 8/9 are have low area because of less # of channels (75 %) are contributed for triggering detector .. _fig-asr_hist0_1: .. figure:: ../../figures/ars_hist0_1.png :align: center A23 Aeff with all cuts +CW: cw ratio cut, +Spark: spark event, +Cal: calpulser cut, +Corr Zenith & +Corr Z: surface cut by interferometry, +Ver Zenith & +Ver Z: surface cut by AraVertex Plus in the legends mean it is including previous cuts All the cuts are clustered in the trigger level except surface (corr) and signal/background cuts (S / Ba) Dashed line is trigger level area from previous A23 analysis ============================== A2 Signal Efficiency in Energy ============================== .. _fig-asr_hist0_2: .. figure:: ../../figures/ars_hist0_2.png :align: center A2 Efficiency in Energy CW Cuts are taking out high energy signal - unfortunate mis-filtering of strong amplitude signal Total surface cuts took out ~20% of efficiency ============================== A3 Signal Efficiency in Energy ============================== .. _fig-asr_hist0_3: .. figure:: ../../figures/ars_hist0_3.png :align: center A3 Efficiency in Energy CW Cuts are taking out high energy signal - unfortunate mis-filtering of strong amplitude signal Calpulser cut also had contribution in high energy because of large cut region Total surface cuts took out ~20% of efficiency Config 7 & 8 have a lower efficiencies because of the lack of accuracy of reconstruction by only using 4 channels per polarization =========================== A2 Signal Efficiency in SNR =========================== .. _fig-asr_hist0_4: .. figure:: ../../figures/ars_hist0_4.png :align: center A2 Efficiency in SNR SNR is calculated in ‘banila’ status - No CW/band-pass filter - RMS is avg. of software trigger - P2P is same as FFTtools method 3rd highest SNR among the channels are selected to represent the efficiency =========================== A3 Signal Efficiency in SNR =========================== .. _fig-asr_hist0_5: .. figure:: ../../figures/ars_hist0_5.png :align: center A3 Efficiency in SNR SNR is calculated in ‘banila’ status - No CW/band-pass filter - RMS is avg. of software trigger - P2P is same as FFTtools method 3rd highest SNR among the channels are selected to represent the efficiency ============================== A2 Signal Efficiency in Radius ============================== .. _fig-asr_hist0_5_1: .. figure:: ../../figures/ars_hist00_5_1.png :align: center A2 Efficiency in Radius ============================== A3 Signal Efficiency in Radius ============================== .. _fig-asr_hist0_5_2: .. figure:: ../../figures/ars_hist00_5_2.png :align: center A3 Efficiency in Radius ========== Event rate ========== .. _fig-asr_hist0_6: .. figure:: ../../figures/ars_hist0_6.png :align: center A23 event rate `GZK Kotera model `_ is used Total ~0.35 events (A2: 0.19, A3: 0.16) are expected based on livetime and analysis =========== Sensitivity =========== This is done by `Check_Sim_v37_sensitivity_total `_ .. _fig-asr_hist0_7: .. figure:: ../../figures/ars_hist0_7.png :align: center A23 Sensitivity Factor ~4 improvement from previous A23 analysis (2 x 4 yrs) - 1.7 from increased livetime and 2.3 from new gain model and analysis Dashed line is projection of single event sensitivity in 10 years with all 5 stations - Only A23 data is updated. other stations are same as previous analysis