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SSDC Scientific News

Feb 28, 2025AGILE legacy archive follow-up of the exceptional Km3Net neutrino event Km3-230213A

New ATel issued: ATel #17056 (G. Panebianco et al.).

Jul 31, 2024eROSITA-DE DR1 Catalogues in the SED Builder

We announce that, since July 2024, the eROSITA-DE DR1 Catalogues described in Merloni et al. 2024 (A&A, 682, A34) are available in the SSDC SED Builder. These catalogues (Main, Hard, and Supplementary), including both point-like and extended sources, have been obtained using the data acquired in the first six months of the eROSITA all-sky survey (eRASS1), completed in June 2020.
In the SED Builder tool, a selection of bands among those provided by the eROSITA-DE Consortium has been carried out
for both the Main and the Supplementary catalogues. Besides the 0.2-2.3 keV band (band 1), five additional bands (P1, ..., P5) have been selected. For the Hard catalogue, all bands (0, 1, 2, and 3) have been included in the SED Builder.
The possibility of loading data from the Supplementary catalogue, which includes a higher fraction of spurious sources, is not given by default but needs to be hand-confirmed by the user.

Jul 11, 2024The MATISSE tool updates towards planetary geology

A new paper, with first author Veronica Camplone (SSDC/INAF-OAR/UniPv), has been recently published in the journal Astronomy & Computing. This article details a significant update to the ASI-SSDC scientific web tool dedicated to the analysis of planetary exploration data, MATISSE (Multi-purpose Advanced Tool for Instruments for the Solar System Exploration).

MATISSE, launched in 2013, allows for the search and visualization of data, projected even on the three-dimensional shape of the studied objects, using a common web browser without the need for additional software installation. This tool is constantly evolving thanks to new collaborations between SSDC and various research groups, both Italian and international. Currently, MATISSE provides access to data related to Mercury, Venus, Mars, Ceres, Vesta, and Didymos, enabling researchers to conduct comparative analyses and deepen their understanding of the processes characterizing the different explored worlds.

The article outlines the recent addition of an advanced functionality to the tool, which allows for data searches based not only on geographical or temporal information but also on higher-level semantic information contained in geological maps.

Specifically, the article describes how the ability to search by selecting data on Mercury acquired by the MDIS camera aboard NASA's MESSENGER spacecraft has allowed a focus on craters with central pits using only Matisse, without the need to cross-reference data from various sources. The enhanced functionalities of MATISSE now enable the integration of geological maps and the analysis of specific data based on selected parameters, such as target, mission, instrument, geological units, and area of interest.

To demonstrate the effectiveness of this approach, the work focused on the central pit craters of Mercury, particularly in the Hokusai, Victoria, and Derain quadrangles. Using MATISSE for this application allowed for the analysis of these morphologies, confirming a tendency for their location on volcanic terrains. The integrated research approach adopted in this study has proven to be a significant advantage in geological analysis, accelerating the process of data collection and interpretation.

In conclusion, this study shows how the continuous evolution of scientific tools dedicated to data management, and management based on FAIR (Findable, Accessible, Interoperable, Reusable) principles, like MATISSE, has the potential to open new perspectives in understanding geological processes on a planetary scale.

Feb 29, 2024New AGILE Public Data up to January 15, 2024

We are pleased to announce the publication of new AGILE gamma-ray data up to January 15, 2024. The new public AGILE archive now contains all data from December 1, 2007 up to January 15, 2024, i.e. from Observation Block (OB) 4900, start of Cycle-1 up to the last complete OB 43100 of the Cycle-17.

We recall that AGILE's scientific observations ended on January 18, 2024, and the satellite re-entered into the atmosphere on February 14, 2024 as a consequence of natural decay of its low Earth orbit.

AGILE-GRID event files (EVT) and spacecraft auxiliary (LOG) files are available from the SSDC Multimission Archive (MMIA) webpage for the AGILE Mission.
The AGILE public scientific software package AGILE_SW_6.0, adapted from the AGILE Science Tools (TAGNAME = BUILD25), is available here.
For an easy on-line AGILE data analysis, the interested user may also query the entire public AGILE level 3 (LV3) archive through the AGILE-LV3 data analysis tool. The AGILE-LV3 tool is meant to be easily comprehensible, and it does not require any install-on-premises software or calibrations.
An open-source Python package named Agilepy, built on top of the command-line version of the AGILE/GRID Science Tools, has been developed at INAF/OAS Bologna to analyse AGILE/GRID data. Since version 1.5.0, Agilepy has implemented an automated download of public AGILE GRID data using an SSDC REST Api. The most recent Agilepy version is v1.6.4.