Aardvark: 20.09.1998 Asia Pacific Championships :
Ong Yeam Chin [Main] [Standings] [Ratings] [Round-by-Round] [Statistics]| Ong Yeam Chin Wins: 8 Margin: -474 Ranking: 43rd of 58 Average for: 347.66 Average against: 374 Pre-tournament rating: Post-tournament rating: |
| Round | Opponent | Scores | Margin | Wins | Cum. Margin | |||
| 1 | Manop Phiphatboonserm | [H][S] | 310 | 495 | -185 | 0 | -185 | |
| 2 | Teong-Chuan Tan | [H][S] | 253 | 397 | -144 | 0 | -329 | |
| 3 | Ken Nakai | [H][S] | 310 | 291 | 19 | 1 | -310 | |
| 4 | Ismail Kassim | [H][S] | 419 | 353 | 66 | 2 | -244 | |
| 5 | Mario Miranda | [H][S] | 353 | 365 | -12 | 2 | -256 | |
| 6 | Ganesh Asirvatham | [H][S] | 403 | 322 | 81 | 3 | -175 | |
| 7 | Tengku Asri | [H][S] | 349 | 394 | -45 | 3 | -220 | |
| 8 | Robbie Onate | [H][S] | 349 | 341 | 8 | 4 | -212 | |
| 9 | Mohd Ali Ismail | [H][S] | 316 | 374 | -58 | 4 | -270 | |
| 10 | Wajid Iqbal | [H][S] | 296 | 363 | -67 | 4 | -337 | |
| 11 | Thong Liew Kee | [H][S] | 379 | 458 | -79 | 4 | -416 | |
| 12 | Joe Muhd | [H][S] | 352 | 443 | -91 | 4 | -507 | |
| 13 | Zina Costanzo | [H][S] | 429 | 303 | 126 | 5 | -381 | |
| 14 | Nadeem Omar | [H][S] | 321 | 336 | -15 | 5 | -396 | |
| 15 | Joe Muhd | [H][S] | 357 | 346 | 11 | 6 | -385 | |
| 16 | Ismail Kassim | [H][S] | 358 | 336 | 22 | 7 | -363 | |
| 17 | Maida Manaog | [H][S] | 289 | 455 | -166 | 7 | -529 | |
| 18 | Ismail Kassim | [H][S] | 415 | 360 | 55 | 8 | -474 | |