Difference between revisions of "GRB220302A"

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* '''Name/type of the alert''': Name
 
* '''Name/type of the alert''': Name
−
* '''GCN notice''': ''link''
+
* '''GCN notice''': https://gcn.gsfc.nasa.gov/other/1094950.swift
−
* '''Triggered by''': ''e.g., Swift, Fermi/LAT...''
+
* '''Triggered by''': Swift-BAT
−
* '''Alert coordinates''':
+
* '''Alert coordinates''':  
−
** ''RA: XX XX XX.XX (hh mm ss), Dec: +/-YY YY YY.YY (dd mm ss)''
+
** RA: 20 05 44 (hh mm ss), Dec: +49 23 20 (dd mm ss)
−
** ''RA, Dec in deg (ICRS): XX.XX, YY.YY''
+
** RA, Dec in deg (ICRS): 301.432, +49.389
−
* '''Alert arrival time''': ''UTC''
+
* '''Alert arrival time''': 2022-03-02 07:41:17 UTC
 
* '''Other relevant information''':
 
* '''Other relevant information''':
 
** Redshift (z):
 
** Redshift (z):
−
 
−
==Multi-wavelength Observations==
 
−
 
−
{|class="wikitable"
 
−
|+ Timeline
 
−
!T0+
 
−
!Instrument
 
−
!Outcome
 
−
!Outcome specific value (flux/UL/...)
 
−
!Comment
 
−
!Link
 
−
|-
 
−
| -
 
−
|
 
−
|style="color:#0000FF" | Initial detection
 
−
|
 
−
|
 
−
|
 
−
|-
 
−
|
 
−
|
 
−
|style="color:#FF0000" | UL
 
−
|
 
−
|
 
−
|
 
−
|-
 
−
|
 
−
|
 
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|style="color:#00BA00" | Detection
 
−
|
 
−
|
 
−
|
 
−
|}
 
−
 
  
 
== LST Observations ==
 
== LST Observations ==
  
−
* '''Dates of data-taking''':  
+
* '''Dates of data-taking''': 2022-03-02
−
** Date (time of observation h)
+
** '''2022-03-02'''
−
*** Zenith range (deg):
+
*** '''Zenith range (deg)''': 61 -> 52
−
*** Transmission9km:
+
*** '''Transmission9km''':
−
*** Observation condition: ''dark, moonlight, twilight, mixed, calima, ...''
+
*** '''Observation condition''': dark
−
*** Observation mode: ''e.g., ON, std or custom wobbles''
+
*** '''Observation mode''': std wobbles
−
*** Runs:  
+
*** '''Runs''': 7219 - 7221
−
*** Joint observations with MAGIC? : ''Yes/No''
+
*** '''Joint observations with MAGIC?''' : Yes
−
*** ELOG link:
+
*** '''ELOG link''': [http://www.lst1.iac.es/elog/LST+commissioning/2112 Logbook URL]
−
*** Important comments: ''delay, ...''
+
*** '''Important comments''': ''delay, ...''
−
 
 
−
== Analysis by Name (Institute - email) ==
 
−
 
 
−
=== Data-taking information ===
 
−
 
 
−
* Overall selected observation time:
 
−
* Selected runs:
 
−
* Position analyzed: ''RA, Dec''
 
−
 
 
−
=== Monte Carlo information ===
 
−
 
 
−
* Link to MC files used:
 
−
** Particle types:
 
−
 
 
−
=== DL1 data ===
 
−
 
 
−
Please include your settings to produce your DL1a and DL1b files.  This includes whether you use LSTOSA, specific versions of lstchain, dllab scripts, cleaning levels, and calibration information.
 
−
 
 
−
'''Example''' :  
 
−
 
 
−
Reprocessed using DL1a files produced by LSTOSA (lstchain v0.7.3) and dl1ab script (v0.7.5)
 
−
 
 
−
* original DL1a files
 
−
 
 
−
/fefs/aswg/data/real/DL1/20210808/v0.7.3/tailcut84/dl1_LST-1.Run0XXXX.XXXX.h5
 
−
/fefs/aswg/data/mc/DL1/20200629_prod5_trans_80/XXX/zenith_20deg/south_pointing/20210416_v0.7.3_prod5_trans_80_local_taicut_8_4/
 
−
 
 
−
* real data: tailcut8-4 (with cleaning based on pedestal RMS), dynamic cleaning
 
−
 
 
−
  /fefs/aswg/workspace/seiya.nozaki/data/BLLac/v0.7.3/tailcut84_dynamic_v075/DL1_raw/lstchain_standard_config.json
 
−
 
 
−
* MC: tailcut8-4 (with cleaning based on pedestal RMS), dynamic cleaning, PSF+NSB tuning
 
−
  "image_modifier": {
 
−
    "increase_nsb": true,
 
−
    "extra_noise_in_dim_pixels": 0.74,
 
−
    "extra_bias_in_dim_pixels": 0.38,
 
−
    "transition_charge": 8,
 
−
    "extra_noise_in_bright_pixels": 0.052,
 
−
    "increase_psf": true,
 
−
    "smeared_light_fraction": 0.125
 
−
  },
 
−
 
 
−
  /fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/DL1_raw/lstchain_dl1ab_tune_MC_to_BLLac_config.json
 
−
 
 
−
* Produced DL1b files
 
−
 
 
−
/fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/DL1_raw/data/
 
−
/fefs/aswg/workspace/seiya.nozaki/data/BLLac/v0.7.3/tailcut84_dynamic_v075/DL1_raw/Run0XXXX
 
−
 
 
−
=== Random forest ===
 
−
 
 
−
Please include the path to the RF files used or your specific .json files used in producing your RFs and for which source analysis (source dependent or independent), and variables used in the RF. 
 
−
 
 
−
'''Example'''
 
−
 
 
−
* lstchain-0.7.6.dev242+g2086cb9
 
−
 
 
−
* source-indep (diffuse gamma, src_r<3deg, disp_norm)
 
−
/fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/srcindep/RF/lstchain_standard_config.json
 
−
 
 
−
* source-dep
 
−
/fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/srcdep/RF/lstchain_src_dep_config.json
 
−
 
 
−
=== DL2 data ===
 
−
 
 
−
Information about your DL2 data and settings such as: specifc versions of lstchain, specfic .json version used.
 
−
 
 
−
'''Example''':
 
−
 
 
−
* lstchain-0.7.6.dev242+g2086cb9
 
  
−
* source-indep
+
== Analysis by Kenta ==
−
/fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/srcindep/DL2/data/
 
−
/fefs/aswg/workspace/seiya.nozaki/data/BLLac/v0.7.3/tailcut84_dynamic_v075/srcindep/DL2/data/dl2_LST-1.Run0XXXX_merged.h5
 
  
−
* source-dep
+
=== Analysis configuration ===
−
/fefs/aswg/workspace/seiya.nozaki/data/MC/v0.7.5/tailcut84_dynamic_bllac/srcdep/DL2/data/
 
−
/fefs/aswg/workspace/seiya.nozaki/data/BLLac/v0.7.3/tailcut84_dynamic_v075/srcdep/DL2/data/dl2_LST-1.Run0XXXX_merged.h5
 
  
−
=== DL3 data selection ===
+
* '''Analyzer''': Kenta Terauchi (Kyoto Univ., email: terauchi.kenta.74s@st.kyoto-u.ac.jp)
  
−
Information about your DL3 data selection.  
+
* '''Software versions''':
 +
**lstchain v0.9.2
  
−
'''Example'''
+
* '''Cuts and parameters used''':
−
*intensity > 50
+
** intensity > 50
−
*r: [0,  1 ]
+
** gammaness > 0.7
−
*wl: [0.1, 1 ]
+
** leakage < 0.2
−
*leakage_intensity_width_2: [0, 0.2 ]
 
  
−
* source-indep
+
* ''' DL1 files ''':
−
**fixed_gh_cut: 0.3
 
−
**fixed_theta_cut: 0.2
 
  
−
* source-dep
+
Used DL1b files produced by LSTOSA (lstchain v0.9.X)
−
**fixed_gh_cut: 0.7
 
−
**fixed_alpha_cut: 10
 
  
−
=== High-level analysis ===
+
/fefs/aswg/data/real/DL1/20220302/v0.9/tailcut84/dl1_LST-1.Run0{7219,7220,7221}.h5
  
−
Please put any information about the production of higher level analysis here.
+
* ''' Random Forest ''':
 +
src-indep (diffuse gamma, src_r<3deg, disp_norm)
 +
/fefs/aswg/data/models/20200629_prod5_trans_80/zenith_20deg/south_pointing/20220215_v0.9.1_prod5_trans_80_local_tailcut_8_4
  
−
'''Example'''
+
* '''DL2 MC data for IRF''':
  
−
* Science Tool: gammapy 0.18.2
+
* '''Overall selected observation time''': 48 min
−
* Point-like IRF, 1D analysis
 
  
−
== Analysis Results ==
+
* '''Position analyzed''': 301.432, +49.389 (deg)
  
−
Please place higher-level analysis results (Spectra, SkyMaps, Lightcurves, etc) here.
+
* '''Analysis/data problems''':
−
If the alert was observed for several nights please add plots for each night separately and all data together.
 
  
 
=== Theta2 plot ===
 
=== Theta2 plot ===
  
−
=== Significance map ===
+
* theta < 0.2
 +
* norm_range_theta2: 0.3 - 0.5
  
−
=== Excess map ===
 
  
−
=== Spectral results ===
+
{| align='center'
 +
| [[Image:GRB220302A_th2_Kenta.png|thumb|600px|center|alt=Theta2 plot for GRB220302A.|Theta2 plot for GRB220302A.]]
 +
|
 +
|}

Latest revision as of 11:14, 8 March 2022

Go back to Transient observation logbook.


Alert Information[edit]

  • Name/type of the alert: Name
  • GCN notice: https://gcn.gsfc.nasa.gov/other/1094950.swift
  • Triggered by: Swift-BAT
  • Alert coordinates:
    • RA: 20 05 44 (hh mm ss), Dec: +49 23 20 (dd mm ss)
    • RA, Dec in deg (ICRS): 301.432, +49.389
  • Alert arrival time: 2022-03-02 07:41:17 UTC
  • Other relevant information:
    • Redshift (z):

LST Observations[edit]

  • Dates of data-taking: 2022-03-02
    • 2022-03-02
      • Zenith range (deg): 61 -> 52
      • Transmission9km:
      • Observation condition: dark
      • Observation mode: std wobbles
      • Runs: 7219 - 7221
      • Joint observations with MAGIC? : Yes
      • ELOG link: Logbook URL
      • Important comments: delay, ...

Analysis by Kenta[edit]

Analysis configuration[edit]

  • Analyzer: Kenta Terauchi (Kyoto Univ., email: terauchi.kenta.74s@st.kyoto-u.ac.jp)
  • Software versions:
    • lstchain v0.9.2
  • Cuts and parameters used:
    • intensity > 50
    • gammaness > 0.7
    • leakage < 0.2
  • DL1 files :

Used DL1b files produced by LSTOSA (lstchain v0.9.X) 

/fefs/aswg/data/real/DL1/20220302/v0.9/tailcut84/dl1_LST-1.Run0{7219,7220,7221}.h5
  • Random Forest :

src-indep (diffuse gamma, src_r<3deg, disp_norm) 

/fefs/aswg/data/models/20200629_prod5_trans_80/zenith_20deg/south_pointing/20220215_v0.9.1_prod5_trans_80_local_tailcut_8_4
  • DL2 MC data for IRF:
  • Overall selected observation time: 48 min
  • Position analyzed: 301.432, +49.389 (deg)
  • Analysis/data problems:

Theta2 plot[edit]

  • theta < 0.2
  • norm_range_theta2: 0.3 - 0.5


Theta2 plot for GRB220302A.
Theta2 plot for GRB220302A.
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