| Nom (anglais): | CJK Unified Ideograph-489D[1] |
| Version Unicode: | 3.0 (septembre 1999)[2] |
| Bloc: | Supplément A aux idéogrammes unifiés CJC, U+3400 - U+4DBF[3] |
| Plan: | Plan multilingue de base, U+0000 - U+FFFF[3] |
| Écriture: | idéogrammes han (sinogrammes) (Hani) [4] |
| Catégorie: | Lettre, autre (Lo) [1] |
| Classe bidirectionelle: | Gauche-à-droite (L) [1] |
| Classe de liaison: | Non réordonné (0) [1] |
| Caractère miroir: | Non [1] |
| Entité HTML: |
|
| Encodage UTF-8: | 0xE4 0xA2 0x9D |
| Encodage UTF-16: | 0x489D |
| Encodage UTF-32: | 0x0000489D |
| kHanYu | 63847.070 |
| kIRGHanyuDaZidian | 63847.070 |
| kIRGKangXi | 1260.020 |
| kSBGY | 421.51 |
| kCantonese | aa3 |
| kDefinition | (interchangeable 亞) the next in order; secondary; second (in excellence), inferior; lower |
| kHanyuPinyin | 63847.070:yà |
| kMandarin | yà |