There have been numerous GCN Circulars announcing the outburst of GRB 230420A. The posted coordinates are 10:44:09.5, +32:06:38.3. This may be a good target for interested observers.
The GCN Circulars for this event can be found on the new GCN website. Go the the HEN page, click on Miscellaneous Links, GCN Circular Archive, then the "new GCN web site" where you can find the information for GRB 230420A.