🌐 View Original Live Data on Slooh 📋 Observation Report Wavelength (bot L) and Flux calibration (top L) with HD 98618 (G5V solar analog) and zero base normalization (top R). CN Violet Band (3880 Å): STRONGLY DETECTED. Sharp, deep absorption-like feature at ~3880 Å is actually the telluric O₂ band. The CN emission is located...