Following the gamma-ray, VHE (E>100 GeV) flare of the blazar 1ES 0806+525 (RA:08h09m49.2s DEC:+52d18m58.2s, z=0.138) detected by MAGIC on 2011 February 25 (ATel...
SWIFT J052522.48+241331.8 (=1RXS J052523.2+241331) is a Cataclysmic Variable
We report optical spectroscopy of the putative optical counterpart to the Swift source J052522.48+241331.8 (Page, Tueller & Beardmore 2007, ATEL #1279). We note...
SWIFT J1749.4-2807: X-ray decay, refined position and optical observation
We analyzed seven, target ID 31686, Swift follow-up observations of the neutron-star X-ray transient Swfit J1749.4-2807 (Wijnands et al. 2009) currently in...
SWIFT J1753.5-0127: orbital period, high-frequency timing analysis and multi-band observations.
We have conducted an extensive observational campaign of SWIFT J1753.5-0127 over the last year, since its bright our-burst episode in 2005. Using long time...
Swift J1910.2-0546/MAXI J1910-057: Optical Imaging and Spectroscopy with the Liverpool Telescope
We report on optical spectroscopy of the high-energy transient Swift J1910.2-0546 / MAXI 1910-057 (ATel #4139; #4140; #4171; #4195; #4198) using the 2m...
SWIFT J195509+261406: Dramatic Flaring Activity from a New Galactic Magnetar
Most of the transient sources that are detected in the gamma-ray sky are produced by extragalactic gamma-ray bursts (GRBs). However, it is known that there are...
Swift multi-wavelength observations of the high-redshift Blazar S5 0836+710 (4C 71.07)
We present the preliminary results of a year-long Swift monitoring campaign of the high-redshift (z=2.172) flat-spectrum radio quasar (FSRQ) S5 0836+710 (4C 71...