READ SErr 1 READ TErr 2 LABEL f LOG y OFF LOG x ON SCREEN white SCREEN 1 0 0 0 MARKER 0 ON LABEL TOP Swift/UVOT GRB DISCOVERED ELSEWHERE Target ID 20420 TIME off LWidth 4.0 CSize 1.0 SKIP Single PLOT Vertical ! filter U LABEL oy1 U mag 45423.3262487948 14386.5084488094 21.5173250449583 10.4826749550417 0 65395.7580379248 173.139617919922 20.8294496554891 11.1705503445109 0 No No No No No r y1 23.8 19.8 r x 10000 100000 LABEL x Time since 436186499.48 MET hard /gif exit