Analysis BLLac July 2021

BL Lacertae flare July 2021

General information

• Name of the source: BL Lacertae
• Brief description of the source:
  • IBL / LBL
  • highly variable
  • z = 0.069
  • R.A.: 22 02 43.3 (hh mm ss), Dec.: +42 16 40 (dd mm ss)

Data-taking information

• Dates of data-taking:
  • 2021-07-09 (~0.4 h)
    • ZD: 23 - 26 deg
    • Transmission9km: ~90%
    • Runs: 5219, 5220
    • Joint observations with MAGIC
  • 2021-07-10 (~1.6 h)
    • ZD: 20 - 40 deg
    • Transmission9km: 50% - 60%
    • Runs: 5229 - 5235
    • Joint observations with MAGIC (runs 5229, 5230)

DL2 data

Standard run-wise data files produced by LSTOSA

DL3 data selection

• intensity > 30
• r: [0, 1 ]
• wl: [0.05, 1]
• leakage_intensity_width_2: [0, 0.2 ]
• fixed_gh_cut: 0.7
• fixed_theta_cut: 0.1

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