most citedDiscovery of a new extreme changing-state quasar with 4 mag variation, SDSS J125809.31+351943.0

8 citations · 9 across the 2 of their papers we have counts for

collaborators

2 papers

math.AP2025★ 1 cited

Sharp decay estimates and numerical analysis for weakly coupled systems of two subdiffusion equations

Zhiyuan Li, Yikan Liu, Kazuma Wada

This paper investigates the initial-boundary value problem for weakly coupled systems of time-fractional subdiffusion equations with spatially and temporally varying coupling coeff…

astro-ph.GA2020★ 8 cited

Discovery of a new extreme changing-state quasar with 4 mag variation, SDSS J125809.31+351943.0

Shumpei Nagoshi, Fumihide Iwamuro, Kazuma Wada +1

We report the discovery of a quasar, SDSS J125809.31+351943.0 (J1258), which brightened in optical for 4 mag from 1983 to 2015, which is one of the largest quasar brightening event…