TITLE:   GCN CIRCULAR
NUMBER:  29867
SUBJECT: GRB 210420B: Correction to DDOTI Magnitude
DATE:    21/04/21 15:58:43 GMT
FROM:    Alan M Watson at UNAM  <alan@astro.unam.mx>

There was a transcription error in the DDOTI magnitude reported by Watson et al.
(GCN Circ. 29858) for GRB 210420B. The correct magnitude is w = 20.47 +/- 0.09.