GRB210704A

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Status

Step	Status	Comment
DL2 Production	Ongoing
Low Level Check	To do
DL3 Production	To do
High Level Analysis	To do

Green color code : 00BA00 Red Color code : FF0000

Multi-wavelength Observations

Timeline

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

Alert

• 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

• Delay:

• Overall observation time:

• Observation mode: std wobbles

• Observed source position: 163.73, 58.86 deg

• Observation condition: dark

• Zenith range: 51 - 60 deg

• ELOG link: elog 1789

• 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

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

Analysis configuration

• 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

If the alert was observed for several nights please add plots for each night separately and all data together.

Significance map

If the alert was observed for several nights please add plots for each night separately and all data together.

Excess map

If the alert was observed for several nights please add plots for each night separately and all data together.