Notes. ⁽¹⁾Name of the YSO as listed in SIMBAD. ⁽²⁾Extinctions from Manara et al. (2012). ⁽³⁾Distance calculated by inverting the Gaia EDR3 parallax. ⁽⁴⁾Effective temperatures calculated with the temperature scales of Kenyon & Hartmann (1995; K type stars) and Luhman et al. (2003; M type stars) with the spectral types from Hillenbrand et al. (2013). ⁽⁵⁾Effective temperatures taken from Da Rio et al. (2012). ⁽⁶⁾Distance set to the mean distance of the ONC (403 pc) determined by Kuhn et al. (2019). The full table is available at the CDS. A portion is shown here for guidance regarding its form and content.