K. Hurley, I. Mitrofanov, D. Golovin, M. Litvak, A. Sanin, W. Boynton, C. Fellows, K. Harshman, R. Starr, S. Golenetskii, R. Aptekar', E. Mazets, V. Pal'shin, D. Frederiks, D. Svinkin, David M. Smith, W. Hajdas, A. Kienlin, X. Zhang, A. Rau, K. Yamaoka, Tadayuki Takahashi, M. Ohno, Y. Hanabata, Y. Fukazawa, M. Tashiro, Y. Terada, T. Murakami, K. Makishima, T. Cline, S. Barthelmy, J. Cummings, N. Gehrels, H. Krimm, D. Palmer, J. Goldsten, E. Monte, M. Feroci, M. Marisaldi, V. Connaughton, M. Briggs, C. Meegan
{"title":"THE INTERPLANETARY NETWORK","authors":"K. Hurley, I. Mitrofanov, D. Golovin, M. Litvak, A. Sanin, W. Boynton, C. Fellows, K. Harshman, R. Starr, S. Golenetskii, R. Aptekar', E. Mazets, V. Pal'shin, D. Frederiks, D. Svinkin, David M. Smith, W. Hajdas, A. Kienlin, X. Zhang, A. Rau, K. Yamaoka, Tadayuki Takahashi, M. Ohno, Y. Hanabata, Y. Fukazawa, M. Tashiro, Y. Terada, T. Murakami, K. Makishima, T. Cline, S. Barthelmy, J. Cummings, N. Gehrels, H. Krimm, D. Palmer, J. Goldsten, E. Monte, M. Feroci, M. Marisaldi, V. Connaughton, M. Briggs, C. Meegan","doi":"10.1051/EAS/1361074","DOIUrl":"https://doi.org/10.1051/EAS/1361074","url":null,"abstract":"We describe the current, 9-spacecraft Interplanetary Network (IPN). The IPN detects about 325 gamma-ray bursts per year, of which about 100 are not localized by any other missions. We give some examples of how the data, which are public, can be utilized.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125581439","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
H. Lim, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, Pisin Chen, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, M. Huang, A. Jung, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, E. Linder, T. Liu, N. Lund, K. Min, G. Na, J. Nam, M. Panasyuk, I. Park, J. Řípa, V. Reglero, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin
{"title":"THE SLEWING MIRROR TELESCOPE AND THE DATA-ACQUISITION SYSTEM","authors":"H. Lim, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, Pisin Chen, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, M. Huang, A. Jung, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, E. Linder, T. Liu, N. Lund, K. Min, G. Na, J. Nam, M. Panasyuk, I. Park, J. Řípa, V. Reglero, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin","doi":"10.1051/EAS/1361087","DOIUrl":"https://doi.org/10.1051/EAS/1361087","url":null,"abstract":"The Ultra-Fast Flash Observatory (UFFO) aims to detect the earliest moment of Gamma-Ray Bursts (GRBs) which is not well known, resulting into the enhancement of GRB mechanism understand- ing. The pathfinder mission was proposed to be a scaled-down version of UFFO, and only contains the UFFO Burst Alert & Trigger Telescope (UBAT) measuring the X-ray/gamma-ray with the wide-field of view and the Slewing Mirror Telescope (SMT) with a rapid-response for the UV/optical photons. Once the UBAT detects a GRB candidate with the position accuracy of 10 arcmin, the SMT steers the UV/optical pho- tons from the candidate to the telescope by the fast rotatable mirror and provides the early UV/optical photons measurements with 4 arcsec","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129070180","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. Jung, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, S.-H. Chang, Y. Chang, C. R. Chen, Pisin Chen, H. S. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, J. J. Huang, M. Huang, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, C. Lin, E. Linder, T. Liu, N. Lund, J. Nam, K. Min, G. Na, M. Panasyuk, I. Park, V. Reglero, J. Řípa, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, M. Z. Wang, I. Yashin
{"title":"DESIGN AND IMPLEMENTATION OF ELECTRONICS AND DATA ACQUISITION SYSTEM FOR ULTRA-FAST FLASH OBSERVATORY","authors":"A. Jung, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, S.-H. Chang, Y. Chang, C. R. Chen, Pisin Chen, H. S. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, J. J. Huang, M. Huang, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, C. Lin, E. Linder, T. Liu, N. Lund, J. Nam, K. Min, G. Na, M. Panasyuk, I. Park, V. Reglero, J. Řípa, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, M. Z. Wang, I. Yashin","doi":"10.1051/EAS/1361091","DOIUrl":"https://doi.org/10.1051/EAS/1361091","url":null,"abstract":"The Ultra-Fast Flash Observatory (UFFO) Pathfinder for Gamma-Ray Bursts (GRBs) consists of two telescopes. The UFFO Burst Alert & Trigger Telescope (UBAT) handles the detection and localization of GRBs, and the Slewing Mirror Telescope (SMT) conducts the measurement of the UV/optical afterglow. UBAT is equipped with an X-ray detector, analog and digital signal readout electronics that detects X-rays from GRBs and determines the location. SMT is equipped with a stepping motor and the associated electronics to rotate the slewing mirror targeting the GRBs identified by UBAT. First the slewing mirror points to a GRB, then SMT obtains the optical image of the GRB using the intensified CCD and its readout electronics. The UFFO Data Acquisition system (UDAQ) is responsible for the overall function and operation of the observatory and the communication with the satellite main processor. In this paper we present the design and implementation of the electronics of UBAT and SMT as well as the architecture and implementation of UDAQ.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129803760","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
S. Jeong, J. Nam, K. Ahn, I. Park, Sug-Whan Kim, J. Lee, H. Lim, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, Pisin Chen, M. Cho, J. Choi, B. Grossan, M. Huang, A. Jung, Jieun Kim, Min Bin Kim, Y. W. Kim, E. Linder, K. Min, G. Na, M. Panasyuk, J. Řípa, V. Reglero, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, I. Yashin
{"title":"DEVELOPMENT OF SLEWING MIRROR TELESCOPE OPTICAL SYSTEM FOR THE UFFO-PATHFINDER","authors":"S. Jeong, J. Nam, K. Ahn, I. Park, Sug-Whan Kim, J. Lee, H. Lim, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, Pisin Chen, M. Cho, J. Choi, B. Grossan, M. Huang, A. Jung, Jieun Kim, Min Bin Kim, Y. W. Kim, E. Linder, K. Min, G. Na, M. Panasyuk, J. Řípa, V. Reglero, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, I. Yashin","doi":"10.1051/EAS/1361090","DOIUrl":"https://doi.org/10.1051/EAS/1361090","url":null,"abstract":"The Slewing Mirror Telescope (SMT) is the UV/optical telescope of UFFO-pathfinder. The SMT optical system is a Ritchey-Chretien (RC) telescope of 100 mm diameter pointed by means of a gimbal-mounted flat mirror in front of the telescope. The RC telescope has a 17 × 17arcmin2 in Field of View and 4.3 arcsec resolution (full width half maximum of the point spread function) The beam-steering mirror enables the SMT to access a 35 × 35degree region and point and settle within 1 sec. All mirrors were fabricated to about 0.02 wavelengths RMS in wave front error (WFE) and 84.7% average reflectivity over 200 nm ~ 650 nm. The RC telescope was aligned to 0.05 wavelengths RMS in WFE (test wavelength 632.8 nm). In this paper, the technical details of the RC telescope and slewing mirror system assembly, integration, and testing are given shortly, and performance tests of the full SMT optical system are reported.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"74 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122607780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
M. Huang, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, S.-H. Chang, Y. Chang, C. R. Chen, Pisin Chen, H. S. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, J. J. Huang, S. Jeong, A. Jung, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, C.Y. Lin, E. Linder, T. Liu, N. Lund, K. Min, G. Na, J. Nam, M. Panasyuk, I. Park, V. Reglero, J. Řípa, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin
{"title":"THE CALIBRATION AND SIMULATION OF THE GRB TRIGGER DETECTOR OF THE ULTRA FAST FLASH OBSERVATORY","authors":"M. Huang, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, S.-H. Chang, Y. Chang, C. R. Chen, Pisin Chen, H. S. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, J. J. Huang, S. Jeong, A. Jung, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, C.Y. Lin, E. Linder, T. Liu, N. Lund, K. Min, G. Na, J. Nam, M. Panasyuk, I. Park, V. Reglero, J. Řípa, J. Rodrigo, G. Smoot, J. Suh, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin","doi":"10.1051/EAS/1361086","DOIUrl":"https://doi.org/10.1051/EAS/1361086","url":null,"abstract":"The UFFO (Ultra-Fast Flash Observatory) is a GRB detector on board the Lomonosov satellite, to be launched in 2013. The GRB trigger is provided by an X-ray detector, called UBAT (UFFO Burst Alarm & Trigger Telescope), which detects X-rays from the GRB and then triggers to determine the direction of the GRB and then alerts the Slewing Mirror Telescope (SMT) to turn in the direction of the GRB and record the optical photon fluxes. This report details the calibration of the two components: the MAPMTs and the YSO crystals and simulations of the UBAT. The results shows that this design can observe a GRB within a field of view of ±35° and can trigger in a time scale as short as 0.2 – 1.0 s after the appearance of a GRB X-ray spike.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132105410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
R. Sánchez-Ramírez, P. Hancock, T. Murphy, A. U. Postigo, J. Gorosabel, D. A. Kann, C. Thöne, A. Lundgren, A. Kamble, S. Oates, J. Fynbo, I. D. G. Monsalvo, D. Garcia-Appadoo, S. Martín, N. Kuin, J. Greiner, A. Castro-Tirado
I. Park, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, P. Chen, J. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, M. Huang, A. Jung, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, E. Linder, T. Liu, K. Min, G. Na, J. Nam, M. Panasyuk, H. W. Park, J. Řípa, V. Reglero, J. Rodrigo, G. Smoot, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin
{"title":"ULTRA-FAST FLASH OBSERVATORY: FAST RESPONSE SPACE MISSIONS FOR EARLY TIME PHASE OF GAMMA RAY BURSTS","authors":"I. Park, S. Ahmad, P. Barrillon, S. Brandt, C. Budtz-Jørgensen, A. Castro-Tirado, P. Chen, J. Choi, Yong-Jin Choi, P. Connell, S. Dagoret-Campagne, C. Eyles, B. Grossan, M. Huang, A. Jung, S. Jeong, J. Kim, Min Bin Kim, Sug-Whan Kim, Y. W. Kim, A. S. Krasnov, J. Lee, H. Lim, E. Linder, T. Liu, K. Min, G. Na, J. Nam, M. Panasyuk, H. W. Park, J. Řípa, V. Reglero, J. Rodrigo, G. Smoot, S. Svertilov, N. Vedenkin, Minzu Wang, I. Yashin","doi":"10.1051/EAS/1361083","DOIUrl":"https://doi.org/10.1051/EAS/1361083","url":null,"abstract":"One of the unexplored domains in the study of gamma-ray bursts (GRBs) is the early time phase of the optical light curve. We have proposed Ultra-Fast Flash Observatory (UFFO) to address this question through extraordinary opportunities presented by a series of small space missions. The UFFO is equipped with a fast-response Slewing Mirror Telescope that uses a rapidly moving mirror or mirror array to redirect the optical beam rather than slewing the entire spacecraft or telescope to aim the optical instrument at the GRB position. The UFFO will probe the early optical rise of GRBs with sub-second response, for the first time, opening a completely new frontier in GRB and transient studies. Its fast response measurements of the optical emission of dozens of GRB each year will provide unique probes of the burst mechanism and test the prospect of GRB as a new standard candle, potentially opening up the z > 10 universe. We describe the current limit in early photon measurements, the aspects of early photon physics, our soon-to-be-launched UFFO-pathfinder mission, and our next planned mission, the UFFO-100.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"41 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-11-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123560581","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
R. Salvaterra, S. Campana, S. Covino, P. D’Avanzo, G. Ghirlanda, G. Ghisellini, A. Melandi, G. Tagliaferri, L. Nava, S. Vergani
{"title":"A COMPLETE SAMPLE OF LONG BRIGHT SWIFT GRBS","authors":"R. Salvaterra, S. Campana, S. Covino, P. D’Avanzo, G. Ghirlanda, G. Ghisellini, A. Melandi, G. Tagliaferri, L. Nava, S. Vergani","doi":"10.1051/EAS/1361034","DOIUrl":"https://doi.org/10.1051/EAS/1361034","url":null,"abstract":"Starting from the Swift sample we define a complete sub-sample of 58 bright long Gamma Ray Bursts (GRB), 55 of them (95%) with a redshift determination, in order to characterize their properties. Our sample (BAT6) allows us to study the properties of the long GRB population and their evolution with cosmic time. We focus in particular on the GRB luminosity function, on the spectral-energy correlations of their prompt emission, on the nature of dark bursts, on possible correlations between the prompt and the X-ray afterglow properties, and on the dust extinction.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117160493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"KECK OBSERVATIONS OF 160 GAMMA-RAY BURST HOST GALAXIES","authors":"D. Perley, J. S. Bloom, J. Prochaska","doi":"10.1051/eas/1361062","DOIUrl":"https://doi.org/10.1051/eas/1361062","url":null,"abstract":"We present a preliminary data release from our multi-year campaign at Keck Observatory to study the host galaxies of a large sample of Swift-era gamma-ray bursts via multi-color ground-based optical imaging and spectroscopy. With over 160 targets observed to date (and almost 100 host detections, most of which have not previously been reported in the literature) our effort represents the broadest GRB host survey to date. While targeting was heterogeneous, our observations span the known diversity of GRBs including short bursts, long bursts, spectrally soft GRBs (XRFs), ultra-energetic GRBs, X-ray faint GRBs, dark GRBs, SN-GRBs, and other sub-classes. We also present a preview of our database (currently available online via a convenient web interface) including a catalog of multi-color photometry, redshifts and line ID’s. Final photometry and reduced imaging and spectra will be available in the near future.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127575733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"SHORT DURATION GAMMA-RAY BURST WITH EXTENDED EMISSION","authors":"A. Pozanenko, M. Barkov","doi":"10.1051/EAS/1361050","DOIUrl":"https://doi.org/10.1051/EAS/1361050","url":null,"abstract":"Assuming that the extended emission (EE) with broad dynamic range is a common property of short duration bursts, we propose a two-jet model which can describe both short main episode of hard spectra emission, specific for short bursts, and softer spectra EE by the different off axis position of the observer. The model involves a short-duration jet, which is powered by heating due to νν annihilation, and a long-lived Blandford–Znajek (BZ) jet with a significantly narrow opening angle. We also discuss observational tests of two-jet model.","PeriodicalId":335082,"journal":{"name":"Gamma-ray Bursts: 15 Years of GRB Afterglows","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2013-07-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132036292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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