Sometime back when NoteWorthy fixed the alignment problem that Lawrie mentioned.
!NoteWorthyComposer(2.5)
|AddStaff|Name:"Staff"
|StaffProperties|EndingBar:Open (hidden)|WithNextStaff:Layer
|Clef|Type:Treble
|Key|Signature:Bb,Eb,Ab|Tonic:C
|Tempo|Tempo:60|Pos:9
|TimeSig|Signature:2/4
|RestChord|Dur:4th|Opts:Stem=Up,StemLength=7,Muted,HideRest|Dur2:Half|Pos2:1
|RestChord|Dur:4th|Opts:Stem=Up,StemLength=7,Muted,HideRest|Dur2:Half|Pos2:-1
|Bar
|Text|Text:"j"|Font:StaffSymbols|Pos:1|Placement:AtNextNote
|Note|Dur:16th|Pos:1z|Opts:Stem=Down,Beam=First
|Spacer|Width:200
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam|Visibility:Never
|Text|Text:"j"|Font:StaffSymbols|Pos:-1|Placement:AtNextNote
|Instrument|Name:"[+4] "|Trans:4|DynVel:10,30,45,60,75,92,108,127|Pos:11|Justify:Right|Placement:AtNextNote|Visibility:Never
|Note|Dur:16th|Pos:-1z|Opts:Stem=Down,Beam=End
|Instrument|Name:"[0] "|Trans:0|DynVel:10,30,45,60,75,92,108,127|Pos:7|Justify:Right|Placement:AtNextNote|Visibility:Never
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam=First|Visibility:Never
|Note|Dur:16th|Pos:1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam=End|Visibility:Never
|Spacer|Width:200
|Bar
|AddStaff|Name:"Staff-1"
|StaffProperties|EndingBar:Open (hidden)
|StaffProperties|Volume:-1|StereoPan:-1
|Clef|Type:Treble|Visibility:Never
|Key|Signature:Bb,Eb,Ab|Tonic:C|Visibility:Never
|TimeSig|Signature:2/4|Visibility:Never
|Bar|Visibility:Never
|Note|Dur:16th|Pos:1z|Opts:Stem=Down,StemLength=7,Beam=First
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:32nd,Grace|Pos:1^|Opts:Stem=Up,Beam=First|Visibility:Never
|Note|Dur:32nd,Grace|Pos:1|Opts:Stem=Up,Beam=End|Visibility:Never
|Note|Dur:16th|Pos:-1z|Opts:Stem=Down,StemLength=7,Beam=End,Muted
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam=First|Visibility:Never
|Note|Dur:16th|Pos:1|Opts:Stem=Down,Beam|Visibility:Never
|Note|Dur:16th|Pos:-1|Opts:Stem=Down,Beam=End|Visibility:Never
|Bar
!NoteWorthyComposer-End
The "note chase" is a bit different.