Difference between revisions of "GRB241030B"

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(Created page with "== Alert Information == == PAGE UNDER CONSTRUCTION == * '''Name/type of the alert''': GRB 241030B * '''GCN circular''': [https://gcn.nasa.gov/circulars/37934] * '''Astro-COL...")
 
(added GRB241030B)
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* '''Name/type of the alert''': GRB 241030B
 
* '''Name/type of the alert''': GRB 241030B
−
* '''GCN circular''': [https://gcn.nasa.gov/circulars/37934]
+
* '''GCN circular''': [https://gcn.nasa.gov/circulars/37992]
−
* '''Astro-COLIBRI''': [https://astro-colibri.com/event:sb241002901]
+
* '''Astro-COLIBRI''': [https://astro-colibri.com/event:1263840]
−
* '''Triggered by''': SVOM/ECLAIRs
+
* '''Triggered by''': Swift/XRT
 
* '''Alert coordinates''':
 
* '''Alert coordinates''':
−
** ''RA: 21 41 18.48 (hh mm ss), Dec: 5 5 9.6 (dd mm ss)''
+
** ''RA: 3 23 10.224 (hh mm ss), Dec: 34 26 48.84 (dd mm ss)''
−
** ''RA, Dec in deg (ICRS): 325.327deg, 5.086deg''
+
** ''RA, Dec in deg (ICRS): 50.793deg, 34.447deg''
−
* '''Alert arrival time''': 2024-10-29 02:19:53UTC
+
* '''Alert arrival time''': 2024-10-30 18:37:09 UTC
 
* '''Other relevant information''':
 
* '''Other relevant information''':
−
** GCN notices + circulars: [https://heasarc.gsfc.nasa.gov/wsgi-scripts/tach/gcn_v2/tach.wsgi/?event=GRB241029A]
+
** GCN notices + circulars: [https://heasarc.gsfc.nasa.gov/wsgi-scripts/tach/gcn_v2/tach.wsgi/?event=GRB241030B]
−
** Redshift (z): z = 1.072 (OSIRIS@GTC, GCN #37950 [https://gcn.nasa.gov/circulars/37950])
+
** Redshift (z): z = 2.82 (tentative redshift by OSIRIS@GTC, GCN #38004 [https://gcn.nasa.gov/circulars/38004])
  
 
== LST Observations ==
 
== LST Observations ==
  
−
* '''Dates of data-taking''': 2024-10-29
+
* '''Dates of data-taking''': 2024-10-30
−
** 2024-10-29
+
** 2024-10-30
−
*** Zenith range (deg): 26 --> 40
+
*** Zenith range (deg): 47 --> 11
 
*** Transmission9km: tbd
 
*** Transmission9km: tbd
 
*** Observation condition: ''dark''
 
*** Observation condition: ''dark''
 
*** Observation mode: '' std wobbles''
 
*** Observation mode: '' std wobbles''
−
*** Runs: 19377 - 19382
+
*** Runs: 19401 - 19411
−
*** Joint observations with MAGIC? : ''yes (19377 - 19382)''
+
*** Joint observations with MAGIC? : ''yes (19401 - 19411)''
−
*** ELOG link:[ https://www.lst1.iac.es/elog/LST+commissioning/3632]
+
*** ELOG link:[https://www.lst1.iac.es/elog/LST+commissioning/3639]
 
*** Important comments:
 
*** Important comments:
  
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* Analysis by:
 
* Analysis by:
−
**Analyzer 1 name (Roger Grau - rgrau@ifae.es)
+
**Analyzer 1  
−
**Analyzer 2 Tora T. H. Arnesen (IAC - tora.arnesen@iac.es)
+
**Analyzer 2  
  
 
===Data-taking information===
 
===Data-taking information===
−
* '''Dates of data-taking''': 2024-10-29
 
−
** Date (time of observation h) 2024-10-29: 1.488 h
 
−
***ZD range (deg): 22-42
 
−
***Observations: (see example below)
 
  
−
2024-10-29: [19377 19378 19379 19381 19382]
 
−
 
−
*Data quality selection: 19376, 19380 runs did not survive the data quality selection (max NSB std: 2.3)
 
  
 
====Cross-check====
 
====Cross-check====
−
* '''Dates of data-taking''': 2024-10-29
 
−
** Date (time of observation h) 2024-10-29: 1.27 h
 
−
***ZD range (deg): 24-42
 
−
***Observations: (see example below)
 
−
 
−
2024-10-29: [19378 19379 19380 19381 19382]
 
−
 
−
*Data quality selection: runs 19376 and 19377 failed default dR/dI rate and were not included
 
  
−
Note: run 19380 was cut from high-level analysis as elapsed_time < 300s
 
  
 
===General analysis information===
 
===General analysis information===
−
* source-independent analysis
 
−
* lstchain version: v0.10.12
 
−
* DL1b standard production (v0.10/tailcut84), run-wise merged files in:
 
  
−
/fefs/aswg/data/real/DL1/YYYYMMDD/v0.10/tailcut84/dl1_LST-1.Run?????.h5
 
  
 
====Cross-check====
 
====Cross-check====
−
* source-independent analysis
 
−
* lstchain version: v0.10.12
 
−
* DL1b standard production (v0.10/tailcut84), run-wise merged files in:
 
  
−
/fefs/aswg/data/real/DL1/20241029/v0.10/tailcut84/dl1_LST-1.Run19378.h5
 
−
/fefs/aswg/data/real/DL1/20241029/v0.10/tailcut84/dl1_LST-1.Run19379.h5
 
−
/fefs/aswg/data/real/DL1/20241029/v0.10/tailcut84/dl1_LST-1.Run19380.h5
 
−
/fefs/aswg/data/real/DL1/20241029/v0.10/tailcut84/dl1_LST-1.Run19381.h5
 
−
/fefs/aswg/data/real/DL1/20241029/v0.10/tailcut84/dl1_LST-1.Run19382.h5
 
  
 
===Monte Carlo information===
 
===Monte Carlo information===
  
−
* All-sky MC production used: 20240131_allsky_v0.10.5_all_dec_base
 
−
* Declination line (training): dec_931
 
  
 
====Random forest====
 
====Random forest====
−
Path to the models used:
 
  
−
/fefs/aswg/data/models/AllSky/20240131_allsky_v0.10.5_all_dec_base/dec_931
 
  
 
===DL2 data===
 
===DL2 data===
  
−
The config file to produce the DL2 files must be the one used to produce the RF models. Should be located together with model's files.
 
−
 
−
 
−
Files in:
 
−
 
−
/fefs/aswg/workspace/roger.grau/fast_oa_Oct_2024/GRB241029A/DL2
 
  
 
====Cross-check====
 
====Cross-check====
  
−
Files in:
 
−
 
−
/fefs/aswg/workspace/tora.arnesen/FOA/GRB241029A/DL2
 
  
 
===DL3 data & IRF===
 
===DL3 data & IRF===
−
 
−
Files in:
 
−
/fefs/aswg/workspace/roger.grau/fast_oa_Oct_2024/GRB241029A/DL3
 
−
 
−
Configuration used for producing IRF/DL3 files (you can leave standard settings):
 
−
 
−
  "EventSelector": {
 
−
    "filters": {
 
−
      "intensity": [50, Infinity],
 
−
      "width": [0, Infinity],
 
−
      "length": [0, Infinity],
 
−
      "r": [0, 1],
 
−
      "wl": [0.01, 1],
 
−
      "leakage_intensity_width_2": [0, 1],
 
−
      "event_type": [32, 32]
 
−
    }
 
−
  },
 
−
  "DL3Cuts": {
 
−
    "min_event_p_en_bin": 100,
 
−
    "min_gh_cut": 0.1,
 
−
    "max_gh_cut": 0.98,
 
−
    "min_theta_cut": 0.1,
 
−
    "max_theta_cut": 0.32,
 
−
    "fill_theta_cut": 0.32,
 
−
    "allowed_tels": [1]
 
−
  },
 
−
 
−
* 70 % efficiency for both gammaness and theta gamma-ray selection energy-dependent cuts
 
−
* Point-like IRF.
 
  
 
====Cross-check====
 
====Cross-check====
  
−
Files in:
 
−
 
−
/fefs/aswg/workspace/tora.arnesen/FOA/GRB241029A/DL3
 
  
 
=== High-level analysis and results ===
 
=== High-level analysis and results ===
  
 
==== Analysis settings ====
 
==== Analysis settings ====
−
* Gammapy version: 1.1
+
 
−
* 1D analysis (point-like IRF)
 
  
 
==== Theta2 plot ====
 
==== Theta2 plot ====
  
−
Settings:
 
−
 
−
* Theta2 cut for signal extraction: 0.04 deg2
 
−
* Normalization range: 0.1 - 0.4 deg2
 
−
* Number of off positions: 3
 
−
* Energy range: 0.01 - 10 TeV
 
  
 
==== Daily results ====
 
==== Daily results ====
−
*2024-10-29: No detection
 
−
[[File:GRB20241029A_20241029_theta2_Roger.png|800 px]]
 
  
 
==== Cross-check ====
 
==== Cross-check ====
  
 
===== Analysis settings =====
 
===== Analysis settings =====
−
* Gammapy version: 1.2
+
 
−
* 1D analysis (point-like IRF)
 
  
 
===== Theta2 plot =====
 
===== Theta2 plot =====
  
−
Settings:
 
  
−
* Theta2 cut for signal extraction: 0.04 deg2
+
===== Daily results =====
−
* Normalization range: 0.1 - 0.4 deg2
 
−
* Number of off positions: 3
 
−
* Energy range: 0.01 - 10 TeV
 
  
−
===== Daily results =====
 
−
*2024-10-29: No detection
 
−
[[File:theta2_total_FOA_GRB241029A_20241029 Large.png|800 px]]
 
  
 
=== Significance and Excess sky maps ===
 
=== Significance and Excess sky maps ===
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====Cross-check====
 
====Cross-check====
  
−
Gammapy version: 1.1
 
−
 
−
Measured energy axis bounds: 0.2 TeV - 10.0 TeV
 
−
 
−
True energy axis bounds: 0.1 TeV - 13.0 TeV
 
−
 
−
Exclusion region radius:  0.35 deg
 
−
 
−
[[File:Significance_Off_and_Excess_maps_FOA_GRB241029A_20241029.png|thumb|centre|700px|| Significance, off significance, and excess maps]]
 
−
 
−
[[File:Background_residuals_map_FOA_GRB241029A_20241029.png|thumb|centre|700px| Background residuals map]]
 
  
 
==General information==
 
==General information==

Revision as of 12:43, 31 October 2024

Alert Information

PAGE UNDER CONSTRUCTION

  • Name/type of the alert: GRB 241030B
  • GCN circular: [1]
  • Astro-COLIBRI: [2]
  • Triggered by: Swift/XRT
  • Alert coordinates:
    • RA: 3 23 10.224 (hh mm ss), Dec: 34 26 48.84 (dd mm ss)
    • RA, Dec in deg (ICRS): 50.793deg, 34.447deg
  • Alert arrival time: 2024-10-30 18:37:09 UTC
  • Other relevant information:
    • GCN notices + circulars: [3]
    • Redshift (z): z = 2.82 (tentative redshift by OSIRIS@GTC, GCN #38004 [4])

LST Observations

  • Dates of data-taking: 2024-10-30
    • 2024-10-30
      • Zenith range (deg): 47 --> 11
      • Transmission9km: tbd
      • Observation condition: dark
      • Observation mode: std wobbles
      • Runs: 19401 - 19411
      • Joint observations with MAGIC? : yes (19401 - 19411)
      • ELOG link:[5]
      • Important comments:

Fast analysis

  • Analysis by:
    • Analyzer 1
    • Analyzer 2

Data-taking information

Cross-check

General analysis information

Cross-check

Monte Carlo information

Random forest

DL2 data

Cross-check

DL3 data & IRF

Cross-check

High-level analysis and results

Analysis settings

Theta2 plot

Daily results

Cross-check

Analysis settings
Theta2 plot
Daily results

Significance and Excess sky maps

Cross-check

General information

General analysis information

Monte Carlo information

Random forest

DL2 data

DL3 data & IRF

High-level analysis

Analysis Results

Theta2 plot

Daily results

Stacked observations

Significance and Excess sky maps

Spectral results

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