This character is a Nonspacing Mark and inherits its script property from the preceding character. It is also used in the scripts Latin, Syriac.
The glyph is not a composition. Its width in East Asian texts is determined by its context. It can be displayed wide or narrow. In bidirectional text it acts as Nonspacing Mark. When changing direction it is not mirrored. U+0325 prohibits a line break before it. The glyph can be confused with 2 other glyphs.
The Wikipedia has the following information about this codepoint:
A ring diacritic may appear above or below letters. It may be combined with some letters of the extended Latin alphabets in various contexts.
Representations
System
Representation (click value to copy)
Nº
805
UTF-8
CC A5
UTF-16
03 25
UTF-32
00 00 03 25
URL-Quoted
%CC%A5
HTML hex reference
̥
Wrong windows-1252 Mojibake
◌̥
Encoding: EUC_JIS_2004 (hex bytes)
AB E7
Encoding: EUC_JISX0213 (hex bytes)
AB E7
Encoding: GB18030 (hex bytes)
81 30 C0 33
Encoding: ISO2022_JP_2004 (hex bytes)
1B 24 28 51 2B 67 1B 28 42
Encoding: ISO2022_JP_3 (hex bytes)
1B 24 28 4F 2B 67 1B 28 42
Encoding: SHIFT_JIS_2004 (hex bytes)
86 87
Encoding: SHIFT_JISX0213 (hex bytes)
86 87
AGL: Latin-5
uni0325
Adobe Glyph List
ringbelowcmb
RFC 5137
\u'0325'
Bash and Zsh inside echo -e
\u0325
C and C++
\u0325
C#
\u0325
CSS
\000325
Excel
=UNICHAR(805)
Go
\u0325
JavaScript
\u0325
Modern JavaScript since ES6
\u{325}
JSON
\u0325
Java
\u0325
Lua
\u{325}
Matlab
char(805)
Perl
"\x{325}"
PHP
\u{325}
PostgreSQL
U&'\0325'
PowerShell
`u{325}
Python
\u0325
Ruby
\u{325}
Rust
\u{325}
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