As character names:

U+01EA LATIN CAPITAL LETTER O WITH OGONEK character (Ǫ)

As raw characters:

Ǫ

As a string of HTML entities:

Ǫ

Decoder output:

Byte number 1 is decimal 199, hex 0xC7, octal \307, binary 11000111
This is the first byte of a 2 byte sequence.

Byte number 2 is decimal 170, hex 0xAA, octal \252, binary 10101010
This is continuation byte 1, expecting 0 more.

U+01EA	LATIN CAPITAL LETTER O WITH OGONEK
	: 004F 0328