Archive for the ‘Observations’ Category:

ATel #16427: Is Swift J1753.5-0127 already heading to quiescence?

February 4th, 2024 / Comments Off on ATel #16427: Is Swift J1753.5-0127 already heading to quiescence? / by Vitaly

ATel #16314: Optical spectroscopy and optical-NIR photometry of the black hole transient SWIFT J1753.5-0127

November 1st, 2023 / Comments Off on ATel #16314: Optical spectroscopy and optical-NIR photometry of the black hole transient SWIFT J1753.5-0127 / by Vitaly

Happy MJD60000!

February 25th, 2023 / Comments Off on Happy MJD60000! / by Vitaly

Swift follow-up observations of AT2021afpi / MASTER OT J030227.28+191754.5

December 15th, 2021 / Comments Off on Swift follow-up observations of AT2021afpi / MASTER OT J030227.28+191754.5 / by Vitaly

Cosmic Cataclysm allows precise test of General Relativity

July 14th, 2020 / Comments Off on Cosmic Cataclysm allows precise test of General Relativity / by Vitaly

The broadening of emission lines in TCP J21040470+4631129 occurs during a day at the end of rapid fading from the superoutburst

April 20th, 2020 / Comments Off on The broadening of emission lines in TCP J21040470+4631129 occurs during a day at the end of rapid fading from the superoutburst / by Vitaly

Two Nature papers report the detection of the highest-energy photons from a GRB

November 24th, 2019 / Comments Off on Two Nature papers report the detection of the highest-energy photons from a GRB / by Vitaly

Dramatic broadening of emission lines in TCP J21040470+4631129

November 20th, 2019 / Comments Off on Dramatic broadening of emission lines in TCP J21040470+4631129 / by Vitaly

The disappearance and reappearance of optical emission lines and the drop in a Swift/XRT count rate during the recent rebrightening of TCP J21040470+4631129

October 12th, 2019 / Comments Off on The disappearance and reappearance of optical emission lines and the drop in a Swift/XRT count rate during the recent rebrightening of TCP J21040470+4631129 / by Vitaly

The orbital period of the bright WZ Sge-type dwarf nova TCP J21040470+4631129

August 9th, 2019 / Comments Off on The orbital period of the bright WZ Sge-type dwarf nova TCP J21040470+4631129 / by Vitaly