WebiPTF16bco (Gezari et al.2024), was caught “turning-on" in the iPTF survey into a broad-line quasar from a low-ionization nuclear emission-line region galaxy (LINER). LINERs are … WebIn five of the cases, we found via follow-up spectroscopy that they had transformed into broad-line AGNs, reminiscent of the changing-look LINER iPTF16bco. In one case, …
Rapid “Turn-on” of Type-1 AGN in a Quiescent Early-type Galaxy …
WebPredicted rates of tidal disruption events • Magorrian & Tremaine (1999) – 10-4 to 10-5 gal-1 yr-1. Rates dominated by low luminosity galaxies. • Wang & Merritt (2004) – ~10-4 gal-1 yr … WebSwift monitoring observations of this source reveal bright UV emission that tracks the optical flare, accompanied by a luminous soft X-ray flare that peaks ~60 days later. … cry roblox trade bot
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WebCurrent time domain facilities are finding several hundreds of transient astronomical events a year. The discovery rate is expected to increase in the future as soon as new surveys such as the Zwicky Transient Facility (ZTF) and the Large Synoptic Sky Survey (LSST) come on line. At the present time, the rate at which transients are classified is approximately one … WebWe present results from a systematic selection of tidal disruption events (TDEs) in a wide area (4800 deg2) g+R band experiment by the Intermediate Palomar Transient Factory (iPTF) with a rolling cadence of 1 and 3 days. We use photometric selection criteria to down select from a total of 493 nuclear transients detected during the experiment to a sample … WebFeatures and benefits. Temperature range: -36°F to 689°F. Features a 12:1 distance to spot ratio. Includes min/max readings as well as high and low alarms. Automatic power off … cry root word meaning