Evolution of the 2012 outburst. X-ray data are shown as a grey line, while the R-, V-, and i′-band magnitudes published by Saikia et al. 2023a are represented by red diamonds, green squares, and black circles, respectively. Time-series photometry obtained with the SMARTS 0.9-m and INT/WFC in the r-band is marked with blue triangles, whereas the time of the WHT/ACAM spectra are indicated by orange arrows. Clear-filter photometry from Fresno SRO is marked by vertical red lines.