Search Results - "Nousek, J."

The First Swift Intensive AGN Accretion Disk Reverberation Mapping Survey by Edelson, R., Gelbord, J., Cackett, E., Peterson, B. M., Horne, K., Barth, A. J., Starkey, D. A., Bentz, M., Brandt, W. N., Goad, M., Joner, M., Korista, K., Netzer, H., Page, K., Uttley, P., Vaughan, S., Breeveld, A., Cenko, S. B., Done, C., Evans, P., Fausnaugh, M., Ferland, G., Gonzalez-Buitrago, D., Gropp, J., Grupe, D., Kaastra, J., Kennea, J., Kriss, G., Mathur, S., Mehdipour, M., Mudd, D., Nousek, J., Schmidt, T., Vestergaard, M., Villforth, C.

“…Swift intensive accretion disk reverberation mapping of four AGN yielded light curves sampled ∼200-350 times in 0.3-10 keV X-ray and six UV/optical bands…”
Get full text

Swift and NuSTAR observations of GW170817: Detection of a blue kilonova by Evans, P. A., Cenko, S. B., Kennea, J. A., Emery, S. W. K., Kuin, N. P. M., Korobkin, O., Wollaeger, R. T., Fryer, C. L., Madsen, K. K., Harrison, F. A., Xu, Y., Nakar, E., Hotokezaka, K., Lien, A., Campana, S., Oates, S. R., Troja, E., Breeveld, A. A., Marshall, F. E., Barthelmy, S. D., Beardmore, A. P., Burrows, D. N., Cusumano, G., D’Aì, A., D’Avanzo, P., D’Elia, V., de Pasquale, M., Even, W. P., Fontes, C. J., Forster, K., Garcia, J., Giommi, P., Grefenstette, B., Gronwall, C., Hartmann, D. H., Heida, M., Hungerford, A. L., Kasliwal, M. M., Krimm, H. A., Levan, A. J., Malesani, D., Melandri, A., Miyasaka, H., Nousek, J. A., O’Brien, P. T., Osborne, J. P., Pagani, C., Page, K. L., Palmer, D. M., Perri, M., Pike, S., Racusin, J. L., Rosswog, S., Siegel, M. H., Sakamoto, T., Sbarufatti, B., Tagliaferri, G., Tanvir, N. R., Tohuvavohu, A.

“…With the first direct detection of merging black holes in 2015, the era of gravitational wave (GW) astrophysics began. A complete picture of compact object…”
Get full text

Relativistic ejecta from X-ray flash XRF 060218 and the rate of cosmic explosions by Piran, T, Sari, R, Penprase, B. E, Burrows, D. N, Pooley, G, Cameron, P. B, Chevalier, R. A, Kasliwal, M, Frail, D, Persson, S. E, Kulkarni, S. R, Nakar, E, Schmidt, B. P, Fox, D. B, Nousek, J. A, Ofek, E, Moon, D.-S, Rau, A, Cenko, S. B, Gehrels, N, McCarthy, P. J, Price, P. A, Gal-Yam, A, Soderberg, A. M, Berger, E

“…Over the past decade, long-duration γ-ray bursts (GRBs)-including the subclass of X-ray flashes (XRFs)-have been revealed to be a rare variety of type Ibc…”
Get full text

Evidence for a Canonical Gamma-Ray Burst Afterglow Light Curve in the Swift XRT Data by Nousek, J. A, Kouveliotou, C, Grupe, D, Page, K. L, Granot, J, Ramirez-Ruiz, E, Patel, S. K, Burrows, D. N, Mangano, V, Barthelmy, S, Beardmore, A. P, Campana, S, Capalbi, M, Chincarini, G, Cusumano, G, Falcone, A. D, Gehrels, N, Giommi, P, Goad, M. R, Godet, O, Hurkett, C. P, Kennea, J. A, Moretti, A, O’Brien, P. T, Osborne, J. P, Romano, P, Tagliaferri, G, Wells, A. A

“…We present new observations of the early X-ray afterglows of the first 27 gamma-ray bursts (GRBs) well observed by the Swift X-Ray Telescope (XRT). The early…”
Get full text

The prompt-afterglow connection in gamma-ray bursts: a comprehensive statistical analysis of Swift X-ray light curves by Margutti, R., Zaninoni, E., Bernardini, M. G., Chincarini, G., Pasotti, F., Guidorzi, C., Angelini, L., Burrows, D. N., Capalbi, M., Evans, P. A., Gehrels, N., Kennea, J., Mangano, V., Moretti, A., Nousek, J., Osborne, J. P., Page, K. L., Perri, M., Racusin, J., Romano, P., Sbarufatti, B., Stafford, S., Stamatikos, M.

“…We present a comprehensive statistical analysis of Swift X-ray light curves of gamma-ray bursts (GRBs) collecting data from more than 650 GRBs discovered by…”
Get full text

The Swift X-ray telescope by BURROWS, David N, HILL, J. E, CHINCARINI, G, CAMPANA, S, CITTERIO, O, MORETTI, A, PAGANI, C, TAGLIAFERRI, G, GIOMMI, P, CAPALBI, M, TAMBURELLI, F, ANGELINI, L, NOUSEK, J. A, CUSUMANO, G, BRÄUNINGER, H. W, BURKERT, W, HARTNER, G. D, KENNEA, J. A, WELLS, A, OSBORNE, J. P, ABBEY, A. F, BEARDMORE, A, MUKERJEE, K, SHORT, A. D. T

“…he Swift Gamma-Ray Explorer is designed to make prompt multiwavelength observations of gamma-ray bursts (GRBs) and GRB afterglows. The X-ray telescope (XRT)…”
Get full text

A new γ-ray burst classification scheme from GRB 060614 by GEHRELS, N, NORRIS, J. P, O'BRIEN, P. T, PAGE, M, PALMER, D. M, PARSONS, A. M, ROMING, P. W. A, SAKAMOTO, T, SARAZIN, C. L, SCHADY, P, STAMATIKOS, M, WOOSLEY, S. E, BARTHELMY, S. D, GRANOT, J, KANEKO, Y, KOUVELIOTOU, C, MARKWARDT, C. B, MESZAROS, P, NAKAR, E, NOUSEK, J. A

“…Gamma-ray bursts (GRBs) are known to come in two duration classes, separated at approximately 2 s. Long-duration bursts originate from star-forming regions in…”
Get full text

The association of GRB 060218 with a supernova and the evolution of the shock wave by Angelini, L, Page, M, Burrows, D. N, O'Brien, P. T, Krimm, H, Valle, M. Della, Zhang, B, Cominsky, L. R, Page, K. L, Romano, P, Moretti, A, Chincarini, G, Cummings, J. R, Immler, S, Marshall, F. E, Boyd, P. T, Sakamoto, T, Dai, Z. G, Giommi, P, White, N. E, Roming, P. W. A, Mangano, V, Nousek, J. A, Palmer, D. M, Campana, S, Waxman, E, Wells, A. A, Brown, P, Tagliaferri, G, Osborne, J. P, Gehrels, N, Malesani, D, Kennea, J. A, Mészáros, P, Barthelmy, S. D, Blustin, A. J, Cusumano, G, Mason, K. O, Godet, O

“…Although the link between long γ-ray bursts (GRBs) and supernovae has been established, hitherto there have been no observations of the beginning of a…”
Get full text

An origin for short γ-ray bursts unassociated with current star formation by Barthelmy, S. D, Chincarini, G, Burrows, D. N, Gehrels, N, Covino, S, Moretti, A, Romano, P, O'Brien, P. T, Sarazin, C. L, Kouveliotou, C, Goad, M, Vaughan, S, Tagliaferri, G, Zhang, B, Antonelli, L. A, Campana, S, Cummings, J. R, D'Avanzo, P, Davies, M. B, Giommi, P, Grupe, D, Kaneko, Y, Kennea, J. A, King, A, Kobayashi, S, Melandri, A, Meszaros, P, Nousek, J. A, Patel, S, Sakamoto, T, Wijers, R. A. M. J

“…Two short (< 2 s) γ-ray bursts (GRBs) have recently been localized and fading afterglow counterparts detected. The combination of these two results left…”
Get full text

Swift-XRT follow-up of gravitational wave triggers during the third aLIGO/Virgo observing run by Page, K L, Evans, P A, Tohuvavohu, A, Kennea, J A, Klingler, N J, Cenko, S B, Oates, S R, Ambrosi, E, Barthelmy, S D, Beardmore, A P, Bernardini, M G, Breeveld, A A, Brown, P J, Burrows, D N, Campana, S, Caputo, R, Cusumano, G, D’Aì, A, D’Avanzo, P, D’Elia, V, De Pasquale, M, Emery, S W K, Giommi, P, Gronwall, C, Hartmann, D H, Krimm, H A, Kuin, N P M, Malesani, D B, Marshall, F E, Melandri, A, Nousek, J A, O’Brien, P T, Osborne, J P, Pagani, C, Page, M J, Palmer, D M, Perri, M, Racusin, J L, Sakamoto, T, Sbarufatti, B, Schlieder, J E, Siegel, M H, Tagliaferri, G, Troja, E

“…ABSTRACT The Neil Gehrels Swift Observatory followed up 18 gravitational wave (GW) triggers from the LIGO/Virgo collaboration during the O3 observing run in…”
Get full text

A giant γ-ray flare from the magnetar SGR 1806-20 by Palmer, D. M, Barthelmy, S, Gehrels, N, Kippen, R. M, Cayton, T, Kouveliotou, C, Eichler, D, Wijers, R. A. M. J, Woods, P. M, Granot, J, Lyubarsky, Y. E, Ramirez-Ruiz, E, Barbier, L, Chester, M, Cummings, J, Fenimore, E. E, Finger, M. H, Gaensler, B. M, Hullinger, D, Krimm, H, Markwardt, C. B, Nousek, J. A, Parsons, A, Patel, S, Sakamoto, T, Sato, G, Suzuki, M, Tueller, J

“…Two classes of rotating neutron stars-soft γ-ray repeaters (SGRs) and anomalous X-ray pulsars-are magnetars, whose X-ray emission is powered by a very strong…”
Get full text

A statistical study of gamma-ray burst afterglows measured by the Swift Ultraviolet Optical Telescope by Oates, S. R., Page, M. J., Schady, P., De Pasquale, M., Koch, T. S., Breeveld, A. A., Brown, P. J., Chester, M. M., Holland, S. T., Hoversten, E. A., Kuin, N. P. M., Marshall, F. E., Roming, P. W. A., Still, M., Vanden Berk, D. E., Zane, S., Nousek, J. A.

“…We present the first statistical analysis of 27 Ultraviolet Optical Telescope (UVOT) optical/ultraviolet light curves of gamma-ray burst (GRB) afterglows. We…”
Get full text

Evidence for the magnetar nature of 1E 161348−5055 in RCW 103 by D'Ai, A, Evans, P A, Burrows, D N, M Kuin, N P, Kann, D A, Campana, S, Maselli, A, Romano, P, Cusumano, G, La Parola, V, Barthelmy, S D, Beardmore, A P, Cenko, S B, De Pasquale, M, Gehrels, N, Greiner, J, Kennea, J A, Klose, S, Melandri, A, Nousek, J A, Osborne, J P, Palmer, D M, Sbarufatti, B, Schady, P, Siegel, M H, Tagliaferri, G, Yates, R, Zane, S

“…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…”
Get full text

GRB 090423 at a redshift of z    8.1 by Racusin, J. L, Amati, L, Guidorzi, C, Campana, S, Maiorano, E, Mao, J, Fugazza, D, Valle, M. Della, Molinari, E, Stella, L, Nousek, J, D'Avanzo, P, Mannucci, F, Piranomonte, S, Marinoni, S, Markwardt, C. B, Palazzi, E, Israel, G. L, Masetti, N, Thöne, C. C, Chincarini, G, Guetta, D, Pian, E, Andreuzzi, G, D'Elia, V, Hunt, L. K, Testa, V, Fernández-Soto, A, Margutti, R, Fenimore, E. E, Fiore, F, Covino, S, Barthelmy, S. D, Salvaterra, R, Palmer, D. M, Tagliaferri, G, Giommi, P, Cusumano, G, Hurley, K, Pagani, C, Holland, S. T, Antonelli, L. A, De Pasquale, M, Marshall, F. E, Ferrero, P

“…Gamma-ray bursts (GRBs) are produced by rare types of massive stellar explosion. Their rapidly fading afterglows are often bright enough at optical wavelengths…”
Get full text

Swift/UVOT Follow-Up of Gravitational Wave Alerts in the O3 Era by Oates, S R, Marshall, F E, Breeveld, A A, Kuin, N P M, Brown, P J, Pasquale, M De, Evans, P A, Fenney, A J, Gronwall, C, Kennea, J A, Klingler, N J, Page, M J, Siegel, M H, Tohuvavohu, A, Ambrosi, E, Barthelmy, Scott D, Beardmore, A P, Bernardini, M G, Campana, S, Caputo, R, Cenko, S B, Cusumano, G, D'Aì, A, D’Avanzo, P, D’Elia, V, Giommi, P, Hartmann, D H, Krimm, H A, Laha, S, Malesani, D B, Melandri, A, Nousek, J A, O’Brien, P T, Osborne, J P, Pagani, C, Racusin, J L, Schlieder, J E

“…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…”
Get full text

INTEGRAL/IBIS and Swift/XRT observations of hard cataclysmic variables by Landi, R., Bassani, L., Dean, A. J., Bird, A. J., Fiocchi, M., Bazzano, A., Nousek, J. A., Osborne, J. P.

“…The analysis of the third INTEGRAL/Imager on Board Integral Satellite (IBIS) survey has revealed several new cataclysmic variables, most of which turned out to…”
Get full text

An unexpectedly rapid decline in the X-ray afterglow emission of long γ-ray bursts by Angelini, L, Beardmore, A. P, Kumar, P, Burrows, D. N, Krimm, H, O'Brien, P. T, Hill, J. E, Zhang, B, Capalbi, M, Stella, L, Mészáros, P. I, Pagani, C, Page, K. L, Romano, P, Moretti, A, Chincarini, G, Sakamoto, T, Kobayashi, S, Giommi, P, Goad, M, Banat, P, Covino, S, Morris, D. C, Mangano, V, Nousek, J. A, Campana, S, Tagliaferri, G, Perri, M, Osborne, J. P, Gehrels, N, Kennea, J. A, Barthelmy, S. D, Wells, A, Cusumano, G, Godet, O

“…'Long' γ-ray bursts (GRBs) are commonly accepted to originate in the explosion of particularly massive stars, which give rise to highly relativistic jets…”
Get full text

The Collimation and Energetics of the Brightest Swift Gamma-ray Bursts by Cenko, S. B, Frail, D. A, Harrison, F. A, Kulkarni, S. R, Nakar, E, Chandra, P. C, Butler, N. R, Fox, D. B, Gal-Yam, A, Kasliwal, M. M, Kelemen, J, Moon, D.-S, Ofek, E. O, Price, P. A, Rau, A, Soderberg, A. M, Teplitz, H. I, Werner, M. W, Bock, D. C.-J, Bloom, J. S, Starr, D. A, Filippenko, A. V, Chevalier, R. A, Gehrels, N, Nousek, J. N, Piran, T

“…Long-duration gamma-ray bursts (GRBs) are widely believed to be highly collimated explosions (bipolar conical outflows with half-opening angle theta{approx}…”
Get full text

Analysis of the X-ray emission of nine Swift afterglows by Panaitescu, A., Mészáros, P., Gehrels, N., Burrows, D., Nousek, J.

“…The X-ray light curves of nine Swift XRT afterglows (050126, 050128, 050219A, 050315, 050318, 050319, 050401, 050408 and 050505) display a complex behaviour: a…”
Get full text

Swift Multiwavelength Follow-up of LVC S200224ca and the Implications for Binary Black Hole Mergers by Klingler, N. J., Lien, A., Oates, S. R., Kennea, J. A., Evans, P. A., Tohuvavohu, A., Zhang, B., Page, K. L., Cenko, S. B., Barthelmy, S. D., Beardmore, A. P., Bernardini, M. G., Breeveld, A. A., Brown, P. J., Burrows, D. N., Campana, S., Cusumano, G., D'Aì, A., D'Avanzo, P., D'Elia, V., Pasquale, M. de, Emery, S. W. K., Garcia, J., Giommi, P., Gronwall, C., Hartmann, D. H., Krimm, H. A., Kuin, N. P. M., Malesani, D. B., Marshall, F. E., Melandri, A., Nousek, J. A., O'Brien, P. T., Osborne, J. P., Palmer, D. M., Page, M. J., Perri, M., Racusin, J. L., Sakamoto, T., Sbarufatti, B., Schlieder, J. E., Siegel, M. H., Tagliaferri, G., Troja, E.

“…On 2020 February 24, during their third observing run ("O3"), the Laser Interferometer Gravitational-wave Observatory and Virgo Collaboration detected…”
Get full text