2 October 2025
Instituto Tecnológico de Aragón
Europe/Madrid timezone

Asteroid Science using Javalambre Surveys Data

2 Oct 2025, 10:15
15m
Sala Cook - Edificio: ITA blanco (Instituto Tecnológico de Aragón)

Sala Cook - Edificio: ITA blanco

Instituto Tecnológico de Aragón

C/ María de Luna, nº 7-8, 50018, Zaragoza

Speaker

David Morate (CEFCA)

Description

The Javalambre Variability Survey (J-VAR) is the time-domain extension of the Javalambre Photometric Local Universe Survey (J-PLUS). J-VAR revisits up to eleven times the regions already observed by J-PLUS, using a subset of seven filters from the main survey (broad-band filters g, r, and i, and narrow-band filters J0395, J0515, J0660, and J0861). Thanks to this strategy, the survey has detected more than 8,000 minor bodies in the Solar System. We have compiled a catalog containing the photometric data of all these objects and, together with the recovered detections from J-PLUS DR3, we have performed a provisional taxonomic classification for those objects with data available in at least five filters.

To this end, we merged the templates from the Bus-DeMeo taxonomy into eight main classes, since the spectral resolution provided by the filters is insufficient to distinguish some spectral features with enough confidence for a more detailed classification.

Here we present the first results derived from this catalog, including the initial taxonomic classification for more than 1,500 objects, as well as their compositional distribution across the asteroid main belt.

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