Greek Capital Letter Eta With Psili
HTML Entity Browser Test:

U+1F28 is the Unicode hex value of the character Greek Capital Letter Eta With Psili, which is categorized as "uppercase letter" in the Unicode 6.0 character table.

In addition, U+1F28 is a composite character comprising of one or more other Unicode characters modified or combined.

Unicode Character Information
Unicode Hex U+1F28
General Category Uppercase Letter [Code: Lu]
Canonical Combining Class 0
Bidirectional Category L
Decomposition Mapping 0397 0313
Mirrored N
Lowercase Version U+1F20
Unicode Character Encodings
Greek Capital Letter Eta With Psili HTML Entity Ἠ (decimal entity), Ἠ (hex entity)
Windows Key Code Alt 7976 or Alt +1F281
Programming Source Code Encodings Python hex: u"\u1F28", Hex for C++ and Java: "\u1F28"
UTF-8 Hexadecimal Encoding 0xE1BCA8
1 To type a Unicode symbol in Windows, hold down the ALT key and enter the decimal or hexadecimal code provided using the numeric keypad. The decimal alt code (Alt 7976) will only work on computers with support for this Unicode character in the active code page. The hexadecimal alt code (Alt +1F28) will work for all Unicode characters provided Hex input from the numeric keypad is enabled.
* If the Greek Capital Letter Eta With Psili character does not display correctly in your browser, you may not have a Unicode font on your system that supports this particular symbol.