Source: Noto Music

U+1D243 Combining Greek Musical Tetraseme

U+1D243 was added in Unicode version 4.1 in 2005. It belongs to the block U+1D200 to U+1D24F Ancient Greek Musical Notation in the U+10000 to U+1FFFF Supplementary Multilingual Plane.

This character is a Nonspacing Mark and is mainly used in the Greek script.

The glyph is not a composition. It has no designated width in East Asian texts. In bidirectional text it acts as Nonspacing Mark. When changing direction it is not mirrored. U+1D243 prohibits a line break before it.

The Wikipedia has the following information about this codepoint:

Ancient Greek Musical Notation is a Unicode block containing symbols representing musical notations used in ancient Greece.

Representations

System	Representation
Nº	119363
UTF-8	F0 9D 89 83
UTF-16	D8 34 DE 43
UTF-32	00 01 D2 43
URL-Quoted	%F0%9D%89%83
HTML hex reference	𝉃
Wrong windows-1252 Mojibake	â—Œð‰ƒ
Encoding: GB18030 (hex bytes)	94 32 DB 37

Elsewhere

Complete Record

Property	Value
Age (age)	4.1 (2005)
Unicode Name (na)	COMBINING GREEK MUSICAL TETRASEME
Unicode 1 Name (na1)	—
Block (blk)	Ancient Greek Musical Notation
General Category (gc)	Nonspacing Mark
Script (sc)	Greek
Bidirectional Category (bc)	Nonspacing Mark
Combining Class (ccc)	Above
Decomposition Type (dt)	none
Decomposition Mapping (dm)	Combining Greek Musical Tetraseme
Lowercase (Lower)	✘
Simple Lowercase Mapping (slc)	Combining Greek Musical Tetraseme
Lowercase Mapping (lc)	Combining Greek Musical Tetraseme
Uppercase (Upper)	✘
Simple Uppercase Mapping (suc)	Combining Greek Musical Tetraseme
Uppercase Mapping (uc)	Combining Greek Musical Tetraseme
Simple Titlecase Mapping (stc)	Combining Greek Musical Tetraseme
Titlecase Mapping (tc)	Combining Greek Musical Tetraseme
Case Folding (cf)	Combining Greek Musical Tetraseme
ASCII Hex Digit (AHex)	✘
Alphabetic (Alpha)	✘
Bidi Control (Bidi_C)	✘
Bidi Mirrored (Bidi_M)	✘
Composition Exclusion (CE)	✘
Case Ignorable (CI)	✔
Changes When Casefolded (CWCF)	✘
Changes When Casemapped (CWCM)	✘
Changes When NFKC Casefolded (CWKCF)	✘
Changes When Lowercased (CWL)	✘
Changes When Titlecased (CWT)	✘
Changes When Uppercased (CWU)	✘
Cased (Cased)	✘
Full Composition Exclusion (Comp_Ex)	✘
Default Ignorable Code Point (DI)	✘
Dash (Dash)	✘
Deprecated (Dep)	✘
Diacritic (Dia)	✘
Emoji Modifier Base (EBase)	✘
Emoji Component (EComp)	✘
Emoji Modifier (EMod)	✘
Emoji Presentation (EPres)	✘
Emoji (Emoji)	✘
Extender (Ext)	✘
Extended Pictographic (ExtPict)	✘
FC NFKC Closure (FC_NFKC)	Combining Greek Musical Tetraseme
Grapheme Cluster Break (GCB)	Extend
Grapheme Base (Gr_Base)	✘
Grapheme Extend (Gr_Ext)	✔
Grapheme Link (Gr_Link)	✘
Hex Digit (Hex)	✘
Hyphen (Hyphen)	✘
ID Continue (IDC)	✔
ID Start (IDS)	✘
IDS Binary Operator (IDSB)	✘
IDS Trinary Operator and (IDST)	✘
IDSU (IDSU)	0
ID_Compat_Math_Continue (ID_Compat_Math_Continue)	0
ID_Compat_Math_Start (ID_Compat_Math_Start)	0
Ideographic (Ideo)	✘
InCB (InCB)	Extend
Indic Mantra Category (InMC)	—
Indic Positional Category (InPC)	NA
Indic Syllabic Category (InSC)	Other
Jamo Short Name (JSN)	—
Join Control (Join_C)	✘
Logical Order Exception (LOE)	✘
Modifier Combining Mark (MCM)	✘
Math (Math)	✘
Noncharacter Code Point (NChar)	✘
NFC Quick Check (NFC_QC)	Yes
NFD Quick Check (NFD_QC)	Yes
NFKC Casefold (NFKC_CF)	Combining Greek Musical Tetraseme
NFKC Quick Check (NFKC_QC)	Yes
NFKC_SCF (NFKC_SCF)	Combining Greek Musical Tetraseme
NFKD Quick Check (NFKD_QC)	Yes
Other Alphabetic (OAlpha)	✘
Other Default Ignorable Code Point (ODI)	✘
Other Grapheme Extend (OGr_Ext)	✘
Other ID Continue (OIDC)	✘
Other ID Start (OIDS)	✘
Other Lowercase (OLower)	✘
Other Math (OMath)	✘
Other Uppercase (OUpper)	✘
Prepended Concatenation Mark (PCM)	✘
Pattern Syntax (Pat_Syn)	✘
Pattern White Space (Pat_WS)	✘
Quotation Mark (QMark)	✘
Regional Indicator (RI)	✘
Radical (Radical)	✘
Sentence Break (SB)	Extend
Soft Dotted (SD)	✘
Sentence Terminal (STerm)	✘
Terminal Punctuation (Term)	✘
Unified Ideograph (UIdeo)	✘
Variation Selector (VS)	✘
Word Break (WB)	Extend
White Space (WSpace)	✘
XID Continue (XIDC)	✔
XID Start (XIDS)	✘
Expands On NFC (XO_NFC)	✘
Expands On NFD (XO_NFD)	✘
Expands On NFKC (XO_NFKC)	✘
Expands On NFKD (XO_NFKD)	✘
Bidi Paired Bracket (bpb)	Combining Greek Musical Tetraseme
Bidi Paired Bracket Type (bpt)	None
East Asian Width (ea)	neutral
Hangul Syllable Type (hst)	Not Applicable
ISO 10646 Comment (isc)	—
Joining Group (jg)	No_Joining_Group
Joining Type (jt)	Transparent
Line Break (lb)	Combining Mark
Numeric Type (nt)	none
Numeric Value (nv)	not a number
Simple Case Folding (scf)	Combining Greek Musical Tetraseme
Script Extension (scx)
Vertical Orientation (vo)	R