Lan Zhu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 25.39 | AAA+1.00s to AAAA | 2021-07-29 | Finals - Western Zone Senior Champs fast pool |
| 100 Freestyle | LCM | 56.21 | AA+0.62s to AAA | 2021-07-27 | Finals - Western Zone Senior Champs fast pool |
| 100 Backstroke | LCM | 1:04.94 | A+0.25s to AA | 2021-07-30 | Finals - Western Zone Senior Champs fast pool |
| 100 Butterfly | LCM | 59.63 | AAA+2.64s to AAAA | 2021-07-30 | Finals - Western Zone Senior Champs fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | LCM | 56.71 | flying | 400 Free Relay (leg 2) | 2021-07-30 | Finals - Western Zone Senior Champs |
| 200 Freestyle | LCM | 2:05.53 | flying | 800 Free Relay (leg 2) | 2021-07-28 | Finals - Western Zone Senior Champs |
| 100 Breaststroke | LCM | 1:14.31 | flying | 400 Medley Relay (leg 2) | 2021-07-29 | Finals - Western Zone Senior Champs |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMR 17-18 · LCM
1546 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:04.94 | 719 |
| 100 FL LCM | 59.63 | 827 |
| 200 FR LCM | — | 0 |
| 100 BR LCM | — | 0 |
| 200 IM LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle LCM 56.21
Front half 26.35s · back half 29.86s
100 Backstroke LCM 1:04.94
Front half 31.58s · back half 33.36s
100 Butterfly LCM 59.63
Front half 27.86s · back half 31.77s
Progression
Faster times are higher. One card per event, all courses & history.