Observation of PSR J0826+2637 on April 18, 2023. Left column: emission as a function of time in 10-second sub-integrations. The transition in emission modes is evident. Middle column: pulse profile during the B mode (top) and Q mode (bottom). Right column: ‘Joy-Division’ plot, displaying rotation period numbers 650 to 800. The transition from the Q mode to the B mode is marked by a sudden increase in pulse brightness.