2025RNAAS...9..332W


Query : 2025RNAAS...9..332W

2025RNAAS...9..332W - Research Notes of the AAS, 9, 332 (2025/December-0)

Investigating Low-frequency Radio Variability of BAT AGN with VLITE.

WHITE J. and SMITH K.L.

Abstract (from CDS):

Active Galactic Nuclei (AGN) variability in the low-frequency radio range is a relatively unexplored phenomenon. Here, we investigated the Very Large Array Low-band Ionosphere and Transient Experiment observations at 352 MHz of objects in the BAT AGN catalog. We found variability in 31 of the 32 objects in the sample with 5 or more data points and performed a number of tests to rule out the possibility that this variability was due to interstellar scintillation. We determined that the ensemble variability was likely to be intrinsic, a result that emphasizes the need for directed observations of these objects in the low-frequency radio range in the future.

Abstract Copyright: © 2025. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Radio active galactic nuclei - Active galactic nuclei - Time domain astronomy

Simbad objects: 2

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Number of rows : 2
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 3C 111 Sy1 04 18 21.2772425736 +38 01 35.801359968   19.75 18.05     ~ 1002 2
2 NGC 4253 Sy1 12 18 26.5163572920 +29 48 46.531535472   14.34 13.57     ~ 1106 1

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