KAGRA Pcal-X updates (2025/10/21)
Workers: Misato Onishi, Dan Chen
We performed monthly Pcal-X calibration on 2025/10/21.
After the calibration, we updated EPICS parameters related to the Pcal-X system. No issues were found.
| EPICS Key | Before | After | Δ (After − Before) |
|---|---|---|---|
| K1:CAL-PCAL_EX_1_OE_R_SET | 0.98540 | 0.98527 | -0.00013 |
| K1:CAL-PCAL_EX_1_OE_T_SET | 0.98540 | 0.98527 | -0.00013 |
| K1:CAL-PCAL_EX_1_PD_BG_RX_V_SET | -0.00379 | -0.00383 | -0.00004 |
| K1:CAL-PCAL_EX_1_PD_BG_TX_V_SET | 0.00689 | 0.00584 | -0.00105 |
| K1:CAL-PCAL_EX_1_RX_V_R_SET | 0.50224 | 0.50205 | -0.00019 |
| K1:CAL-PCAL_EX_2_INJ_V_GAIN | 0.95242 | 0.95254 | 0.00012 |
| K1:CAL-PCAL_EX_2_OE_R_SET | 0.97720 | 0.97694 | -0.00026 |
| K1:CAL-PCAL_EX_2_OE_T_SET | 0.97720 | 0.97694 | -0.00026 |
| K1:CAL-PCAL_EX_2_PD_BG_TX_V_SET | 0.00581 | 0.00462 | -0.00120 |
| K1:CAL-PCAL_EX_2_RX_V_R_SET | 0.49776 | 0.49795 | 0.00019 |
| K1:CAL-PCAL_EX_WSK_PER_RX_SET | 1.48937 | 1.48876 | -0.00061 |
| K1:CAL-PCAL_EX_WSK_PER_TX1_SET | 0.52722 | 0.52745 | 0.00023 |
| K1:CAL-PCAL_EX_WSK_PER_TX2_SET | 0.38737 | 0.38759 | 0.00022 |
