Search Results - "Horesh, Assaf"

Radio Properties of Tidal Disruption Events by Alexander, Kate D., van Velzen, Sjoert, Horesh, Assaf, Zauderer, B. Ashley

“…Radio observations of tidal disruption events (TDEs) probe material ejected by the disruption of stars by supermassive black holes (SMBHs), uniquely tracing…”
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GRB 160625B: Evidence for a Gaussian-shaped Jet by Cunningham, Virginia, Cenko, S. Bradley, Ryan, Geoffrey, Vogel, Stuart N., Corsi, Alessandra, Cucchiara, Antonino, Fruchter, Andrew S., Horesh, Assaf, Kangas, Tuomas, Kocevski, Daniel, Perley, Daniel A., Racusin, Judith

“…We present multiwavelength modeling of the afterglow from the long γ-ray burst (GRB) 160625B using Markov Chain Monte Carlo techniques of the afterglowpy…”
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CALCIUM-RICH GAP TRANSIENTS IN THE REMOTE OUTSKIRTS OF GALAXIES by Kasliwal, Mansi M, Kulkarni, S R, Gal-Yam, Avishay, Nugent, Peter E, Sullivan, Mark, Bildsten, Lars, Yaron, Ofer, Perets, Hagai B, ARCAVI, IAIR, Ben-Ami, Sagi

“…From the first two seasons of the Palomar Transient Factory, we identify three peculiar transients (PTF 09dav, PTF 10iuv, and PTF 11bij) with five…”
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A MULTIWAVELENGTH STUDY OF THE RELATIVISTIC TIDAL DISRUPTION CANDIDATE SWIFT J2058.4+0516 AT LATE TIMES by Pasham, Dheeraj R., Cenko, S. Bradley, Levan, Andrew J., Bower, Geoffrey C., Horesh, Assaf, Brown, Gregory C., Dolan, Stephen, Wiersema, Klaas, Filippenko, Alexei V., Fruchter, Andrew S., Greiner, Jochen, O'Brien, Paul T., Page, Kim L., Rau, Arne, Tanvir, Nial R.

“…ABSTRACT We report a multiwavelength (X-ray, ultraviolet/optical/infrared (UVOIR), radio) analysis of the relativistic tidal disruption event (TDE) candidate…”
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An Untargeted Search for Radio-emitting Tidal Disruption Events in the VAST Pilot Survey by Dykaar, Hannah, Drout, Maria R., Gaensler, B. M., Kaplan, David L., Murphy, Tara, Horesh, Assaf, Anumarlapudi, Akash, Dobie, Dougal, Driessen, Laura N., Lenc, Emil, Stewart, Adam J.

“…Abstract We present a systematic search for tidal disruption events (TDEs) using radio data from the Variables and Slow Transients (VAST) Pilot Survey…”
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IPAC Image Processing and Data Archiving for the Palomar Transient Factory by Laher, Russ R., Surace, Jason, Grillmair, Carl J., Ofek, Eran O., Levitan, David, Sesar, Branimir, van Eyken, Julian C., Law, Nicholas M., Helou, George, Hamam, Nouhad, Masci, Frank J., Mattingly, Sean, Jackson, Ed, Hacopeans, Eugean, Mi, Wei, Groom, Steve, Teplitz, Harry, Desai, Vandana, Hale, David, Smith, Roger, Walters, Richard, Quimby, Robert, Kasliwal, Mansi, Horesh, Assaf, Bellm, Eric, Barlow, Tom, Waszczak, Adam, Prince, Thomas A., Kulkarni, Shrinivas R.

“…The Palomar Transient Factory (PTF) is a multiepochal robotic survey of the northern sky that acquires data for the scientific study of transient and variable…”
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AT 2021loi: A Bowen Fluorescence Flare with a Rebrightening Episode Occurring in a Previously Known AGN by Makrygianni, Lydia, Trakhtenbrot, Benny, Arcavi, Iair, Ricci, Claudio, Lam, Marco C., Horesh, Assaf, Sfaradi, Itai, Bostroem, K. Azalee, Hosseinzadeh, Griffin, Howell, D. Andrew, Pellegrino, Craig, Fender, Rob, Green, David A., Williams, David R. A., Bright, Joe

“…Abstract The optical-ultraviolet transient AT 2021loi is located at the center of its host galaxy. Its spectral features identify it as a member of the Bowen…”
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Radio Afterglows from Tidal Disruption Events: An Unbiased Sample from ASKAP RACS by Anumarlapudi, Akash, Dobie, Dougal, Kaplan, David L., Murphy, Tara, Horesh, Assaf, Lenc, Emil, Driessen, Laura, Duchesne, Stefan W., Dykaar, Hannah, Gaensler, B. M., Galvin, Timothy J., Grundy, Joe, Heald, George, Hotan, Aidan W., Huynh, Minh, Leung, James K., McConnell, David, Moss, Vanessa A., Pritchard, Joshua, Raja, Wasim, Rose, Kovi, Sivakoff, Gregory, Wang, Yuanming, Wang, Ziteng, Wieringa, Mark H., Whiting, Matthew T.

“…Abstract Late-time (∼a year) radio follow-up of optically discovered tidal disruption events (TDEs) is increasingly resulting in detections at radio…”
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Lensed arc statistics: comparison of Millennium simulation galaxy clusters to Hubble Space Telescope observations of an X-ray selected sample by Horesh, Assaf, Maoz, Dan, Hilbert, Stefan, Bartelmann, Matthias

“…It has been debated for a decade whether there is a large overabundance of strongly lensed arcs in galaxyclusters, compared to expectations from Λ cold dark…”
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THE UNUSUAL RADIO AFTERGLOW OF THE ULTRA-LONG GAMMA-RAY BURST GRB 130925A by Horesh, Assaf, Cenko, S. Bradley, Perley, Daniel A., Kulkarni, S. R., Hallinan, Gregg, Bellm, Eric

“…ABSTRACT GRB 130925A is one of the recent additions to the growing family of ultra-long gamma-ray bursts (GRBs; T90 1000 s). While the X-ray emission of…”
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DISCOVERY OF A COSMOLOGICAL, RELATIVISTIC OUTBURST VIA ITS RAPIDLY FADING OPTICAL EMISSION by Cenko, S Bradley, Kulkarni, S R, Horesh, Assaf, Corsi, Alessandra, Fox, Derek B, Carpenter, John, Frail, Dale A, Nugent, Peter E, Perley, Daniel A, Gruber, D

“…We report the discovery by the Palomar Transient Factory (PTF) of the transient source PTF11agg, which is distinguished by three primary characteristics: (1)…”
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SPIRITS 16tn in NGC 3556: A Heavily Obscured and Low-luminosity Supernova at 8.8 Mpc by Jencson, Jacob E., Kasliwal, Mansi M., Adams, Scott M., Bond, Howard E., Lau, Ryan M., Johansson, Joel, Horesh, Assaf, Mooley, Kunal P., Fender, Robert, De, Kishalay, O'Sullivan, Dónal, Masci, Frank J., Cody, Ann Marie, Blagorodnova, Nadia, Fox, Ori D., Gehrz, Robert D., Milne, Peter A., Perley, Daniel A., Smith, Nathan, Van Dyk, Schuyler D.

“…We present the discovery by the SPitzer InfraRed Intensive Transients Survey (SPIRITS) of a likely supernova (SN) in NGC 3556 (M108) at only 8.8 Mpc that was…”
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ULTRAVIOLET SPECTROSCOPY OF TYPE IIB SUPERNOVAE: DIVERSITY AND THE IMPACT OF CIRCUMSTELLAR MATERIAL by Ben-Ami, Sagi, Hachinger, Stephan, Gal-Yam, Avishay, Mazzali, Paolo A., Filippenko, Alexei V., Horesh, Assaf, Matheson, Thomas, Modjaz, Maryam, Sauer, Daniel N., Silverman, Jeffrey M., Smith, Nathan, Yaron, Ofer

“…ABSTRACT We present new Hubble Space Telescope (HST) multi-epoch ultraviolet (UV) spectra of the bright Type IIb SN 2013df, and undertake a comprehensive…”
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PTF 12gzk—A RAPIDLY DECLINING, HIGH-VELOCITY TYPE Ic RADIO SUPERNOVA by Horesh, Assaf, Kulkarni, Shrinivas R., Corsi, Alessandra, Frail, Dale A., Cenko, S. Bradley, Ben-Ami, Sagi, Gal-Yam, Avishay, Yaron, Ofer, Arcavi, Iair, Kasliwal, Mansi M., Ofek, Eran O.

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A Late-time Radio Flare Following a Possible Transition in Accretion State in the Tidal Disruption Event AT 2019azh by Sfaradi, Itai, Horesh, Assaf, Fender, Rob, Green, David A., Williams, David R. A., Bright, Joe, Schulze, Steve

“…Abstract We report here radio follow-up observations of the optical tidal disruption event (TDE) AT 2019azh. Previously reported X-ray observations of this TDE…”
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Discovery of millimetre-wave excess emission in radio-quiet active galactic nuclei by Behar, Ehud, Baldi, Ranieri D., Laor, Ari, Horesh, Assaf, Stevens, Jamie, Tzioumis, Tasso

“…The physical origin of radio emission in radio-quiet active galactic nuclei (RQ AGN) remains unclear, whether it is a downscaled version of the relativistic…”
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A CONTINUUM OF H- TO He-RICH TIDAL DISRUPTION CANDIDATES WITH A PREFERENCE FOR E+A GALAXIES by Arcavi, Iair, Gal-Yam, Avishay, Sullivan, Mark, Pan, Yen-Chen, Cenko, S. Bradley, Horesh, Assaf, Ofek, Eran O., De Cia, Annalisa, Yan, Lin, Yang, Chen-Wei, Howell, D. A., Tal, David, Kulkarni, Shrinivas R., Tendulkar, Shriharsh P., Tang, Sumin, Xu, Dong, Sternberg, Assaf, Cohen, Judith G., Bloom, Joshua S., Nugent, Peter E., Kasliwal, Mansi M., Perley, Daniel A., Quimby, Robert M., Miller, Adam A., Theissen, Christopher A., Laher, Russ R.

“…We present the results of a Palomar Transient Factory (PTF) archival search for blue transients that lie in the magnitude range between 'normal' core-collapse…”
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Milimetre-band variability of the radio-quiet nucleus of NGC 7469 by Baldi, Ranieri D., Behar, Ehud, Laor, Ari, Horesh, Assaf

“…We report short-cadence monitoring of a radio-quiet (RQ) Active Galactic Nuclei (AGN), NGC 7469, at 95 GHz (3 mm) over a period of 70 d with the CARMA…”
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An off-axis relativistic jet seen in the long lasting delayed radio flare of the TDE AT 2018hyz by Sfaradi, Itai, Beniamini, Paz, Horesh, Assaf, Piran, Tsvi, Bright, Joe, Rhodes, Lauren, Williams, David R A, Fender, Rob, Leung, James K, Murphy, Tara, Green, Dave A

“…ABSTRACT The Tidal Disruption Event (TDE) AT 2018hyz exhibited a delayed radio flare almost three years after the stellar disruption. Here, we report new radio…”
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The Koala: A Fast Blue Optical Transient with Luminous Radio Emission from a Starburst Dwarf Galaxy at z = 0.27 by Ho, Anna Y. Q., Perley, Daniel A., Kulkarni, S. R., Dong, Dillon Z. J., De, Kishalay, Chandra, Poonam, Andreoni, Igor, Bellm, Eric C., Burdge, Kevin B., Coughlin, Michael, Dekany, Richard, Feeney, Michael, Frederiks, Dmitry D., Fremling, Christoffer, Golkhou, V. Zach, Graham, Matthew J., Hale, David, Helou, George, Horesh, Assaf, Kasliwal, Mansi M., Laher, Russ R., Masci, Frank J., Miller, A. A., Porter, Michael, Ridnaia, Anna, Rusholme, Ben, Shupe, David L., Soumagnac, Maayane T., Svinkin, Dmitry S.

“…We present ZTF18abvkwla (the "Koala"), a fast blue optical transient discovered in the Zwicky Transient Facility (ZTF) One-Day Cadence (1DC) Survey…”
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