The flaring blazar BL Lacertae observed below R=11.5, a new record for its optical brightness

Journal
The Astronomer's Telegram
Date Issued
2021
Author(s)
Marchini, Alessandro
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Aceti, Pietro
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Banfi, Massimo
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Mortari, Fabio
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Papini, Riccardo
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Salvaggio, Fabio
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Marino, Giuseppe
•
•
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Conti, Massimo
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Leonini, Simone
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Rosi, Paolo
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Ramirez, Luz Marina Tinjaca
•
Abstract
We report that the optical brightness of the flaring blazar BL Lacertae (RA: 22 02 43.29 Dec: +42 16 39.98 J2000.0) reached levels that are unprecedented for this source to the best of our knowledge, with observed magnitudes below R=11.5.
Volume
14328
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1
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