GRB210704A

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Go back to Transient observation logbook.

Status[edit]

Step Status Comment
DL2 Production Done
Low Level Check To do
DL3 Production Done
High Level Analysis On going Fast analysis done

Green color code : 00BA00 Red Color code : FF0000

Multi-wavelength Observations[edit]

Timeline
T0+ Instrument Outcome Outcome specific value (flux/UL/...) Comment Link
- Initial detection
UL
Detection

Alert[edit]

  • Triggered by: Fermi GBM
  • Alert coordinates: 10h 54m 55.2s, +58d 51' 36 (J2000), 163.73, 58.86 (deg)
  • Alert arrival time: 2021-07-04 21:14:53 UTC
  • Additional info:

LST Observations[edit]

  • Delay:
  • Overall observation time:
  • Observation mode: std wobbles
  • Observed source position: 163.73, 58.86 deg
  • Observation condition: dark
  • Zenith range: 51 - 60 deg
  • Important comments:
  • Run list :
RunNumber Start date Stop date Drive target name RA Dec Observation condition
5109 2021-07-04 23:32:43 2021-07-04 23:46:15 GRB210704 164.503 58.8577 dark
5110 2021-07-04 23:48:52 2021-07-05 00:03:53 GRB210704 162.957 58.8577 dark
5111 2021-07-05 00:05:48 2021-07-05 00:20:49 GRB210704 163.73 59.26 dark
5112 2021-07-05 00:22:38 2021-07-05 00:33:27 GRB210704 163.73 58.46 dark
5131 2021-07-05 23:59:08 2021-07-06 00:09:08 GRB210704 159.825 57.3068 dark
5132 2021-07-06 00:15:24 2021-07-06 00:25:25 GRB210704 158.343 57.3068 dark

Low level check[edit]

Run xxxxxx : pdf file low level check

Run xxxxxx : pdf file low level check

Run xxxxxx : pdf file low level check

Run xxxxxx : pdf file low level check

Upload low level check plots and comment possible issue and action taken

High Level Analysis[edit]

Analysis configuration[edit]

  • Analyzer: Alice Donini
  • Run analysed:
    • 5109
    • 5110
    • 5111
  • Software versions:
    • lstchain v0.7.3
    • gammapy v0.19
  • Cuts and parameters used: std
  • DL2 MC data used:
    • dl2_electron_40deg_180deg_20210506_v0.7.3_prod5_trans_80_zen40deg_local_tailcut_8_4_testing.h5
    • dl2_proton_40deg_180deg_20210506_v0.7.3_prod5_trans_80_zen40deg_local_tailcut_8_4_testing.h5
    • dl2_gamma_40deg_180deg_off0.4deg_20210506_v0.7.3_prod5_trans_80_zen40deg_local_tailcut_8_4_testing.h5
  • Overall selected observation time: ~42min
  • Position analyzed: 163.73deg, 58.86deg
  • Analysis/data problems:

Theta2 plot[edit]

Theta2 plot for GRB210704A.
Theta2 plot for GRB210704A.
Excess plot for GRB210704A.
Excess plot for GRB210704A.