SIMBAD references

2024ApJ...971..162S - Astrophys. J., 971, 162 (2024/August-3)

Identifying and Characterizing Infrared Excesses in the Spitzer Kepler Survey (SpiKeS).

SKORPEN S.O., MORALES F.Y., GORJIAN V., WERNER M.W. and BRYDEN G.

Abstract (from CDS):

We report our search for infrared excesses in the Spitzer/Infrared Array Camera survey of the Kepler field at 3.6 and 4.5 μm. The Spitzer Kepler Survey contains ∼190,000 targets, which we reduce to ∼117,000 targets after applying multiple filters to arrive at a high-quality sample for spectral energy distribution fitting. Of the ∼117,000, we find 11 Sun-like stars (Teff ∼ 6000 K) with infrared excesses of high significance (>4σ) ranging from 10% to 40% above the photosphere at 4.5μm, which is characteristic of debris disk systems. Blackbody fits of the infrared excesses for the 11 debris disk candidates suggest dust temperatures of 400-1400 K. None of the candidates have reported exoplanet detections. High-quality 1-5 μm or longer spectra or photometry would be necessary to confirm the candidates as debris disk systems.

Abstract Copyright: © 2024. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Debris disks - Circumstellar disks - Exoplanets - Infrared excess - Infrared astronomy

Simbad objects: 16

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