Difference between revisions of "Analysis BLLac Oct 2022"
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==Data-taking information== | ==Data-taking information== | ||
* '''Dates of data-taking''': | * '''Dates of data-taking''': | ||
| − | ** 2022-10-20 ( h) | + | ** overview |
| + | *** https://docs.google.com/presentation/d/1tJyPyoCCOmWm1kS6j4ao_CmNMPDAIQqDWK7uRIpDNUA/edit?usp=sharing | ||
| + | ** 2022-10-20 (2.6 h) | ||
***ZD: 16 - 42 deg | ***ZD: 16 - 42 deg | ||
***Transmission9km: n/a | ***Transmission9km: n/a | ||
| Line 32: | Line 34: | ||
===DL2 data=== | ===DL2 data=== | ||
| − | * lstchain v0.9 | + | * lstchain v0.9.6 |
* source-dependent | * source-dependent | ||
| Line 38: | Line 40: | ||
* 1 Off reflected position | * 1 Off reflected position | ||
| − | * alpha | + | * cut |
| + | ** intensity > 100 | ||
| + | ** gammaness > 0.7 | ||
| + | ** alpha < 10 | ||
| − | * Number of ON events: | + | * statistics |
| − | * Number of OFF events: | + | ** Number of ON events: 128864 |
| − | * Excess: | + | ** Number of OFF events: 113599 |
| − | * Li&Ma significance: | + | ** Excess: 15265 |
| + | ** Li&Ma significance: 31 sigma | ||
[[File:Alpha_BLLac_20221020_SNozaki.png|400px]] | [[File:Alpha_BLLac_20221020_SNozaki.png|400px]] | ||
| Line 49: | Line 55: | ||
===DL3 analysis=== | ===DL3 analysis=== | ||
| − | * | + | *gammapy 0.20.1 |
| − | *intensity > | + | *cut |
| − | *r: [0, 1 ] | + | **intensity > 0 |
| − | *wl: [0. | + | **r: [0, 1] |
| − | * | + | **wl: [0.01, 1] |
| − | * | + | ** event_type = 32 |
| − | * | + | **70% efficiency gammaness cut (min_gh_cut=0.1, max_gh_cut=0.95 |
| + | **70% efficiency gammaness cut (min_alpha_cut=1, min_alpha_cut=20) | ||
| − | + | * 2022-10-20 (SED) | |
| − | * 2022-10-20 | ||
[[File:SED_BLLac_20221020_SNozaki.png|400px]] | [[File:SED_BLLac_20221020_SNozaki.png|400px]] | ||
| + | * 2022-10-20 (LC) | ||
| + | ** > 100 GeV: (6.29 +/- 0.20) x 1E-10 / (cm2 s) | ||
[[File:LC_BLLac_20221020_SNozaki.png|400px]] | [[File:LC_BLLac_20221020_SNozaki.png|400px]] | ||
| + | ==Fast analysis by Chaitanya Priyadarshi (source-independent analysis)== | ||
| − | + | https://www.lst1.iac.es/wiki/index.php/Analysis_BLLac_Oct_2022_w_IRF_interpolation_Priyadarshi | |
[[Data analysis | Back to the Data analysis page]] | [[Data analysis | Back to the Data analysis page]] | ||
Latest revision as of 12:40, 28 October 2022
Contents
BL Lacertae flare Oct 2022[edit]
General information[edit]
- Name of the source: BL Lacertae
- Brief description of the source:
- IBL / LBL
- highly variable
- z = 0.069
- RA: 22 02 43.3 (hh mm ss), Dec: +42 16 40 (dd mm ss)
- RA, Dec in deg (ICRS): 330.68038, 42.277772
Data-taking information[edit]
- Dates of data-taking:
- overview
- 2022-10-20 (2.6 h)
- ZD: 16 - 42 deg
- Transmission9km: n/a
- Runs: 9753, 9754, 9755, 9756, 9757, 9758, 9759, 9760, 9761
- Joint observations with MAGIC
- https://www.lst1.iac.es/datacheck/observation_overview/2022/10/CameraDailyCheck20221020.pdf
DL1 data[edit]
Standard run-wise data files produced by LSTOSA.
- tailcut 8-4 (with cleaning based on pedestal RMS)
/fefs/aswg/data/real/DL1/20221020/v0.9/tailcut84/
Fast analysis by Seiya Nozaki (source-dependent analysis)[edit]
DL2 data[edit]
- lstchain v0.9.6
- source-dependent
Significance of the detection[edit]
- 1 Off reflected position
- cut
- intensity > 100
- gammaness > 0.7
- alpha < 10
- statistics
- Number of ON events: 128864
- Number of OFF events: 113599
- Excess: 15265
- Li&Ma significance: 31 sigma
DL3 analysis[edit]
- gammapy 0.20.1
- cut
- intensity > 0
- r: [0, 1]
- wl: [0.01, 1]
- event_type = 32
- 70% efficiency gammaness cut (min_gh_cut=0.1, max_gh_cut=0.95
- 70% efficiency gammaness cut (min_alpha_cut=1, min_alpha_cut=20)
- 2022-10-20 (SED)
- 2022-10-20 (LC)
- > 100 GeV: (6.29 +/- 0.20) x 1E-10 / (cm2 s)
Fast analysis by Chaitanya Priyadarshi (source-independent analysis)[edit]
https://www.lst1.iac.es/wiki/index.php/Analysis_BLLac_Oct_2022_w_IRF_interpolation_Priyadarshi
