N. Leicester), J. , GCN Circ. Maselli (INAF-IASFPA) and P. inaf. Boris Sbarufatti at INAF-OAB/IASFPA <boris. Boris Sbarufatti at INAF-OAB/IASFPA <boris. Gropp (PSU) and P. inaf. 9 ks after the Swift/BAT trigger. sbarufatti@brera. inaf. Melandri (INAF-OAB) and B. it> B. Mangano (INAF/IASF_PA) and C. J. These. N. FRB 20121102A: images of the bursts and the varying radio counterpart. it> S. Sbarufatti (INAF/OAB - IASF Pa) report on behalf of the Swift-XRT team: We have analysed 4. A. Swift slewed. A. The Swift-BAT trigger happened while the burst position in the sky was Moon constrained for. sbarufatti@brera. Boris Sbarufatti at INAF-OAB <boris. it> B. We consider a sample of 49 BL Lac objects from an ongoing spectroscopic program at the ESO VLT (B. 29529). 11944) have shown that the X-ray source reported by Sbarufatti et al. Siegel (PSU) report on behalf of the Swift-XRT team: We have analysed 15 ks of XRT data for GRB 150317A (Siegel et. 1S", "createdOn": 1374845329000, "circularId": 15038, "submitter": "Boris. it> S. Sbarufatti (PSU), K. Sbarufatti (INAF-OAB/PSU), A. Overview; Fingerprint; Abstract. D'Avanzo (INAF-OAB), J. Simpson (PSU) report on behalf of the Swift-XRT team: We have analyzed 8. 8462) at 17:46:11. GCN Circ. Evans (U. Boris Sbarufatti at INAF-IASF-Pa <[email protected] ks in Photon Counting mode. Cummings (GSFC), M. L. 06. D'ai (INAF-IASFPA), [email protected]@brera. it> B. 21822), from 63 s to 924 s after the BAT trigger. B. 17398) between T+515. Credential Certification: Boris Sbarufatti (bxs60@psu. GCN Circ. Sbarufatti, V. A. Sakamoto (AGU) and B. inaf. H. " Reply replyAstronomers have spotted a rare X-ray star explosion near the center of our Milky Way galaxy, revealing a previously unknown black hole munching on gas from a neighboring sun-like star. edu> B. , GCN 17394 ) shows no evidence for detection of a source and only apparently random. L. inaf. D'Ai (INAF-IASFPA), D. A. it> S. Sbarufatti, V. Leicester), V. Swift-XRT performed further observations on the afterglow candidate announced in Sbarufatti et al. Pagine. GCN Circ. Siegel (PSU), J. Giovanna Pugliese (CoI) (ESA Member) Universiteit van Amsterdam Jesse Palmerio. inaf. Burrows (PSU), B. Krimm (GSFC/USRA) The BAT data set from T-61 to T+302 sec from the recent telemetry. Sbarufatti. Mangano (INAF-IASF Pa) report on behalf of the Swift-XRT team: Swift began observing the field of the Swift BAT Slew Survey (BATSS) GRB 081203B (Copete et al. inaf. , Mangano V. Swift immediately slewed to GRB 090417B and narrow-field observations began observing 387 s (XRT) and 378 s (UVOT) after the BAT trigger. “The pattern we’re seeing is observed in X-ray novae where the central object is a black hole. Sbarufatti (INAF-OAB/IASFPA), J. 5 ks in Photon Counting mode. 2 ks of XRT data for GRB 130725B (Swenson et al. N. Assuming the standard relativistic fireball model forSkip to main content Utility Menu. it> V. N. 29529). 4 ks, with a 1. and III respectively , where the criteria of selec-Boris Sbarufatti at INAF-OAB/IASFPA <boris. Sbarufatti (INAF-IASFPA), and S. Barun was born in a Punjabi Family in Delhi. csv file deleting the 1st line) but nothing (steps, sleep, etc. We analysed data from the first 10 orbits, consisting of 151 s in Windowed. Page (U. Boris Sbarufatti at INAF-IASF-Pa <sbarufatti@ifc. An official website of the United States government. , GCN Circ. 9 ks of XRT data for GRB 101204A (Cummings et al. it> B. 345 that is broadly similar to the Milky Way. Produced by a rare X-ray nova, this outburst announced the presence of a previously unknown stellar-mass black hole that is located 20,000 to 30,000 light-years away. Find Boris Sbarufatti's email address, contact information, LinkedIn, Twitter, other social media and more. Swift immediately slewed to the target. it> B. inaf. Mangano (INAF-IASF PA) and D. Leicester), J. Sbarufatti (INAF OAB/IASF PA), V. , Treves, A. Brett Sholtis was a health reporter for WITF/Transforming Health until early 2023. GCN Circ. D'Avanzo (INAF-OAB), A. Raised by her mother, Sara and her. The data comprise 1. A. Amaral-Rogers (U. Detailed description of the adopted techniques and results are reported in Sbarufatti et al. Sbarufatti (INAF-OAB/IASFPA) report on behalf of the Swift-XTR team We have analysed 4. inaf. Physics Department University of Perugia, and I. V. 7828) started on 2008 May 05 at 23:49:36 UT, 97 s after the BAT trigger. 17722). sbarufatti@brera. Y. The data comprise 9 s in Windowed Timing (WT) mode (taken while Swift was slewing. Sbarufatti (INAF-OAB/PSU) and C. (GCN 12067). R. it> S. 12335), from 82 s to 7. 2006) it remains one of the f ew bright sour ces. reference search 21 citations. UT on 2009 Apr17 (Sbarufatti et al. Mangano (INAF-IASFPA), report on behalf of the Swift- XRT team: Swift began observation of the XRF detected by INTEGRAL (Paizis, et al. Boris Sbarufatti at INAF-OAB/IASFPA <boris. Sbarufatti (INAF-OAB/PSU), M. 9 ks of data of the ToO observation of GRB 080120, started on Jan 20 at 19:47 UT. 26031), from 3. D. it> B. R. Mangano (INAF-IASF PA) report on behalf of the Swift-XRT team: We have analyzed the 3. 666 UTC: Circular_text: TITLE: GCN CIRCULAR NUMBER: 12064 SUBJECT: Konus-Wind observation of GRB 110604A DATE: 11/06/06 14:36:17 GMT FROM: Dmitry Frederiks at Ioffe Institute S. Burrows's 797 research works with 17,426 citations and 9,283 reads, including: Swift-XRT follow-up of gravitational wave triggers during the third aLIGO/Virgo observing run///// TITLE: GCN CIRCULAR NUMBER: 26346 SUBJECT: GRB 191130A: Swift-XRT observations DATE: 19/12/05 17:22:42 GMT FROM: Boris Sbarufatti at PSU B. Leicester) and P. 17722). inaf. A. Burrows (PSU), [email protected] Sbarufatti at INAF-OAB/IASFPA <boris. Barthelmy (GSFC), J. GCN Circ. Evans (U. A. GCN Circ. GCN Circ. Leicester) report on behalf of the Swift-XRT team Swift-XRT has performed follow up observations of GRB 210218A (Sbarufatti et al. R. We secured medium resolution optical and near-infrared spectra of 4 bright BL Lac objects of unknown redshift using the. Swenson (PSU) report on behalf of the Swift-XRT team: We have analysed 8. inaf. The XRT onboard Swift observed the field of GRB 090531A on 2009 June 10 and 2009 June 17, after it came outside the Moon observing contstraint, for a total exposure of 35. Lien (GSFC/UMBC) and B. The observation is in PC mode and consists of 1. A. A. sbarufatti@brera. edu> P. inaf. Aarseth. Gianpiero Tagliaferri, Ruben Salvaterra, Sergio Campana, Stefano Covino, Paolo D'Avanzo, Dino Fugazza, Giancarlo Ghirlanda, Gabriele Ghisellini, Andrea Melandri, Lara. Sbarufatti (INAF-OAB/PSU) report on behalf of the Swift Team: At 13:37:25 UT, the Swift Burst Alert Telescope (BAT) detected a peak in an image at a location near to the known. it> B. it> V. Sbarufatti (INAF OAB/INAF IASF-PA) and C. Page (U. , GCN 17394 ) shows no evidence for detection of a source and only apparently random. 5 UT, 92. GCN Circ. 4 minutes. Melandri (INAF-OAB) and B. inaf. inaf. Sbarufatti, V. Page and Silvia Zane and A. A. Y. inaf. Kennea (PSU), B. H. inaf. Boris Sbarufatti at INAF-IASF-Pa <[email protected]> B. inaf. 4-3658 @article{Markwardt2011SwiftDA, title={Swift Detects a New Outburst of the Millisecond Accreting Pulsar SAX J1808. inaf. it> B. La Parola (INAF-IASFPA), S. We obtained James Webb Space Telescope mid-infrared (mid-IR) imaging and spectroscopy 29 and 61 days after. Breeveld and Samantha R. inaf. Sbarufatti (INAF-OAB/PSU) and C. 7198). Sbarufatti (PSU), A. Using 1419 s of XRT Photon Counting mode data. Berger & Fox (2009) measured a redshift of z = 0. Page, Silvia Zane, Alice A. Filippenko (UC Berkeley) report that: The Katzman. Boris Sbarufatti at INAF-OAB/IASFPA <boris. it> B. Melandri (INAF-OAB), V. Boris Sbarufatti at INAF-IASF-Pa <[email protected] ks of XRT data for GRB 100727A (Morris et al. A. The optical spectrum of PKS 1222+216 and its black hole massBoris Sbarufatti at INAF-OAB/IASFPA <boris. 7 ks after the trigger. We report on Swift-XRT observations of GRB 081203B (Copete et al. sbarufatti@brera. Sbarufatti (INAF OAB/INAF IASF-PA) , V. , GCN [email protected] Sbarufatti at INAF-OAB/IASFPA <[email protected] is concluded that, if the X-ray source is physically associated with the optical-UV transient, then ASASSN-15lh most likely represents the tidal disruption of a main-sequence star by the most massive spinning black hole detected to date. V. Boris Sbarufatti at INAF-IASF-Pa <sbarufatti@ifc. 9 ks exposure. GCN Circ. 6 ks in Photon Counting mode. GCN [email protected] ks in Photon Counting mode. Burst Advocate for this burst is B. 7 ks after the BAT trigger. it> B. 5 ks of Photon Counting data for GRB 110604A (Barthelmy et al. 2 ks of XRT data for GRB 110106B (Sbarufatti et [email protected] Sbarufatti at INAF-OAB/IASFPA <boris. Sbarufatti, V. All content in this area was uploaded by Boris Sbarufatti. Copy caption. N. Sbarufatti (INAF-OAB/PSU), P. it> B. inaf. Cummings (NASA/UMBC) report on behalf of the Swift-XRT team The XRT began observing the field of GRB 090531B (trigger 353728, Cummins, et al. Sbarufatti, V. T. Lien (GSFC/UMBC), F. Mangano (INAF/IASF_PA) and C. D'Elia (ASDC), A. Tohuvavohu (U. 41 ± 0. Copy reference. Leicester) and D. inaf. 9 days) (Cummings, GCN Circ. B. After obtaining my. inaf. Leicester) and K. Sbarufatti (INAF-OAB/IASFPA), V. Swenson (PSU) report on behalf of the Swift-XRT team: We have analysed 8. A complete sample of bright Swift Gamma–ray Bursts (GRBs) has been recently selected by Salvaterra et al. News; Events; Alumni; Faculty and Staff DirectoryTITLE: GCN CIRCULAR NUMBER: 28859 SUBJECT: GRB 201104A: Swift-XRT observations DATE: 20/11/06 17:46:49 GMT FROM: Boris Sbarufatti at PSU V. 15029), from 53 s to 35. We report on Swift XRT observations of the field of the Fermi-LAT discovered GRB 170424A (N. Download Table | Journal of Observations from publication: European Southern Observatory Very Large Telescope Optical Spectroscopy of BL Lacertae Objects. Boris Sbarufatti at INAF-OAB/IASFPA <boris. Melandri (INAF-OAB), B. 11813 ). sbarufatti@brera. Leicester), V. The data comprise 8 s in Windowed Timing (WT) mode while Swift was slewing to the burst, 270 s in PC mode, a further 185 s in WT mode during a bright flare starting at T0+366 s (also seen in the BAT), with the. In 3. Burrows (PSU), J. H. Markwardt (CRESST/GSFC/UMD) report on behalf of the Swift-XRT team: We have analysed 10 ks of XRT data for GRB 100724A (Markwardt et al. inaf. Page (U. M. P. Our earliest-time LRIS images do not cover the position of the X-ray source reported by Sbarufatti et al. Once the X-rays fade away, we hope to measure its mass and confirm its black hole status,” said Boris Sbarufatti from Brera Observatory in Milan, Italy, who currently. Sbarufatti (INAF-OAB/PSU) report on behalf of the Swift Team: At 13:37:25 UT, the Swift Burst Alert Telescope (BAT) detected a peak in an image at a location near to the known. The XRT began observing GRB 080405 (Cummings et al. it> S. We returned to the field starting at 14:10:52 UT and acquired 2x120s in R-band and 2x120s in the RG850 filter through high airmass. 5 ks of XRT data for GRB 110420B (Sbarufatti et al. email. Sbarufatti (INAF-OAB/PSU), H. 8462) at 17:46:11. GCN Circ. Leicester), J. Evans (U. P. Mangano (INAF/IASF Pa) report on behalf of the Swift XRT team Swift XRT began observations of GRB 080710 (Sbarufatti et al. 345 for this galaxy based on the forbidden oxygen emission lines [Oii](3727) and [Oiii](5006) as well as Hα emission. 11813), from 27. Sbarufatti (INAF OAB/INAF IASF-PA) and C. 7685) in Window Timing mode, 146 s after the BAT trigger. Evans (U. Guidorzi (Univ. 11813), from 27. Sbarufatti and 5 other authors. it> B. sbarufatti@brera. We report on Swift-XRT observations of GRB 081203B (Copete et al. inaf. inaf. P. Mangano (INAF/IASFPA) report on behalf of the Swift-XRT team: We have analyzed 4. Boris Sbarufatti at INAF-OAB/IASFPA <boris. L. B. Copy reference. Boris Sbarufatti at INAF-OAB/IASFPA <boris. 11525), from 339 s to 30. We present observations of GRB 130831A and its afterglow obtained with Swift, Chandra, and multiple ground-based observatories. 2002) and the possible host galaxy of GRB 090417B. Crossref. The data comprise 24 s in Windowed Timing (WT) mode with the. The XRT began observing the field at 2011-03-23 17:57:33 UT, that is T+340 ks ( 3. inaf. GCN Circ. A. Krimm (GSFC/USRA) The BAT data set from T-61 to T+302 sec from the recent telemetry. D. Sbarufatti (INAF-OAB/PSU), H. 6560 ), consisting of 150 s in Window Timing. edu> B. N. Siegel (PSU) report on behalf of the Swift team. Catalano, Boris Sbarufatti. Leicester) report on behalf of the Swift-XRT team: Swift-XRT has conducted further observations of the field of the Fermi/LAT. The data consist of 642 s in. 6 ks to 14. 7195. La Parola (INAF-IASF PA) and W. Y. Download a PDF of the paper titled ESO-VLT optical spectroscopy of BL Lac objects: I. 2005 Sbarufatti et al. 7685) in Window Timing mode, 146 s after the BAT trigger. 2 Ciprini et al. inaf. 9 ks after the Swift/BAT trigger. De Pasquale (MSSL) report on behalf of the Swift Team. NASA’s Swift satellite recently detected a rising tide of high-energy X-rays from a source toward the center of our Milky Way galaxy. Malesani (DARK/NBI) report on behalf of the Swift team A second epoch of observations on the ground discovered GRB 150204A (Cummings, GCN 17404 ) was performed by Swift from T+378. it> B. Sbarufatti (INAF-OAB/PSU) report on behalf of the Swift Team: At 13:37:25 UT, the Swift Burst Alert Telescope (BAT) detected a peak in an image at a. The outburst, produced by a rare X-ray nova, announced the presence of a previously unknown stellar-mass black hole. it> B. Evans (U. P. Evans (U. 5 ks of of Swift-XRT data of GRB 090912 (trigger 362633; Ukwatta, et al. ESO VLT optical spectrum of OQ 012, a radio-selected BL. Boris Sbarufatti, Martina Barattini.