Explanipedia

Swift/UVOT discovery of Swift J221951−484240: a UV luminous ambiguous nuclear transient Open

S. R. Oates, N. P. M. Kuin, M. Nicholl, F. E. Marshall, E. J. Ridley , et al. · 2024

We report the discovery of Swift J221951−484240 (hereafter: J221951), a luminous slow-evolving blue transient that was detected by the Neil Gehrels Swift Observatory Ultraviolet/Optical Telescope (Swift/UVOT) during the follow-up of gravit…

Swift/UVOT discovery of Swift J221951-484240: a UV luminous ambiguous nuclear transient Open

S. R. Oates, N. P. M. Kuin, M. Nicholl, F. E. Marshall, E. J. Ridley , et al. · 2023

We report the discovery of Swift J221951-484240 (hereafter: J221951), a luminous slow-evolving blue transient that was detected by the Neil Gehrels Swift Observatory Ultra-violet/Optical Telescope (Swift/UVOT) during the follow-up of Gravi…

Swift/UVOT follow-up of gravitational wave alerts in the O3 era Open

S. R. Oates, F. E. Marshall, A. A. Breeveld, N. P. M. Kuin, P. J. Brown , et al. · 2021

In this paper, we report on the observational performance of the Swift Ultra-violet/Optical Telescope (UVOT) in response to the gravitational wave (GW) alerts announced by the Advanced Laser Interferometer Gravitational Wave Observatory an…

Swift Multiwavelength Follow-up of LVC S200224ca and the Implications for Binary Black Hole Mergers Open

N. J. Klingler, A. Y. Lien, S. R. Oates, J. A. Kennea, P. A. Evans , et al. · 2021

On 2020 February 24, during their third observing run (“O3”), the Laser Interferometer Gravitational-wave Observatory and Virgo Collaboration detected S200224ca: a candidate gravitational wave (GW) event produced by a binary black hole (BB…

Swift-XRT follow-up of gravitational wave triggers during the third aLIGO/Virgo observing run Open

K. L. Page, P. A. Evans, A. Tohuvavohu, J. A. Kennea, N. J. Klingler , et al. · 2020

The Neil Gehrels Swift Observatory followed up 18 gravitational wave (GW) triggers from the LIGO/Virgo collaboration during the O3 observing run in 2019/2020, performing approximately 6500 pointings in total. Of these events, four were fin…

Swift-XRT Follow-up of Gravitational-wave Triggers in the Second Advanced LIGO/Virgo Observing Run Open

N. J. Klingler, J. A. Kennea, P. A. Evans, A. Tohuvavohu, S. B. Cenko , et al. · 2019

The Neil Gehrels Swift Observatory carried out prompt searches for gravitational-wave (GW) events detected by the LIGO/Virgo Collaboration (LVC) during the second observing run (“O2”). Swift performed extensive tiling of eight LVC triggers…

Reduced data for the Swift Intensive Accretion Disk Reverberation Mapping Survey Open

Rick Edelson, J. M. Gelbord, Edward M. Cackett, B. M. Peterson, K. Horne , et al. · 2018

This archive contains reduced data used in the paper "The First Swift Intensive AGN Accretion Disk Reverberation Mapping Survey" by Edelson et al. (2018, arXiv:1811.07956). If you download and use these data please cite this paper. This ta…

Evidence for the magnetar nature of 1E 161348−5055 in RCW 103 Open

A. D’Aì, P. A. Evans, D. N. Burrows, N. P. M. Kuin, Д. А. Канн , et al. · 2016

We report on the detection of a bright, short, structured X-ray burst coming from the supernova remnant RCW 103 on 2016 June 22 caught by the Swift/Burst Alert Telescope (BAT) monitor, and on the follow-up campaign made with Swift/X-ray Te…

SPACE TELESCOPE AND OPTICAL REVERBERATION MAPPING PROJECT. III. OPTICAL CONTINUUM EMISSION AND BROADBAND TIME DELAYS IN NGC 5548 Open

Michael Fausnaugh, K. D. Denney, Aaron J. Barth, Misty C. Bentz, M. C. Bottorff , et al. · 2016

We present ground-based optical photometric monitoring data for NGC 5548, part of an extended multiwavelength reverberation mapping campaign. The light curves have nearly daily cadence from 2014 January to July in nine filters ( BVRI and u…

Swift follow-up of the gravitational wave source GW150914 Open

P. A. Evans, J. A. Kennea, S. D. Barthelmy, A. P. Beardmore, D. N. Burrows , et al. · 2016

The Advanced Laser Interferometer Gravitational-Wave Observatory (ALIGO) observatory recently reported the first direct detection of gravitational waves (GW) which triggered ALIGO on 2015 September 14. We report on observations taken with …

SPACE TELESCOPE AND OPTICAL REVERBERATION MAPPING PROJECT. I. ULTRAVIOLET OBSERVATIONS OF THE SEYFERT 1 GALAXY NGC 5548 WITH THE COSMIC ORIGINS SPECTROGRAPH ONHUBBLE SPACE TELESCOPE Open

Gisella De Rosa, B. M. Peterson, Justin Ely, G. A. Kriss, D. M. Crenshaw , et al. · 2015

We describe the first results from a six-month long reverberation-mapping experiment in the ultraviolet based on 171 observations of the Seyfert 1 galaxy NGC 5548 with the Cosmic Origins Spectrograph on the Hubble Space Telescope. Signific…

IS THERE A CONNECTION BETWEEN BROAD ABSORPTION LINE QUASARS AND NARROW-LINE SEYFERT 1 GALAXIES? Open

D. Grupe, J. A. Nousek · 2015

We consider whether Broad Absorption Line Quasars (BAL QSOs) and Narrow Line Seyfert 1 galaxies (NLS1s) are similar, as suggested by Brandt & Gallagher (2000) and Boroson (2002). For this purpose we constructed a sample of 11 BAL QSOs from…

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