swimSergei Tiumentsev
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.15 | AA+0.46s to AAA·Sectionals ✓+0.86s to Futures | 2024-11-16 | 2024 MR FREE Freedom IMX Challenge |
| 100 Freestyle | SCY | 48.03 | AA+0.34s to AAA·Sectionals ✓+1.64s to Futures | 2026-03-29 | 2026 EZ North Speedo Short Course Sectionalsvenue |
| 200 Freestyle | SCY | 1:42.47 | AAA+1.88s to AAAA·Sectionals ✓+0.88s to Futures | 2025-02-13 | 2025 MR TYR Senior Met Winter Championship |
| 500 Freestyle | SCY | 4:28.26 | AAAA·Winter JNs ✓+2.67s to Jr Nationals | 2025-01-01 | Metropolitan Swimming Club |
| 50 Backstroke | SCY | 25.17 | AA+0.88s to AAA·+1.48s to Futures | 2025-12-11 | 35th Annual Winter Championships |
| 100 Backstroke | SCY | 53.48 | AA+1.89s to AAA·Sectionals ✓+1.99s to Futures | 2024-11-22 | 2024 MR LIAC Thanksgiving Invite |
| 50 Breaststroke | SCY | 2:39.43 | +123.84s to B·+133.14s to Futures | 2025-01-01 | Metropolitan Swimming Club |
| 50 Butterfly | SCY | 23.20 | AAA+0.01s to AAAA·+0.31s to Futures | 2025-12-11 | 35th Annual Winter Championships |
| 100 Butterfly | SCY | 51.30 | AAA+2.11s to AAAA·Sectionals ✓+0.71s to Futures | 2026-03-28 | 2026 EZ North Speedo Short Course Sectionalsvenue |
| 200 Butterfly | SCY | 2:15.46 | BB+8.97s to A·+14.27s to Sectionals | 2025-10-25 | 2025 MR QNS Can I Kick It Invitationalvenue |
| 50 Freestyle | SCM | 26.24 | BB+0.05s to A·+1.55s to Sectionals | 2024-05-19 | 2024 MR FREE May Meters Showdown (SCM)venue |
| 50 Backstroke | SCM | 28.94 | A+0.95s to AA | 2023-05-07 | 2023 MR FREE Freedom Meters Showdownvenue |
| 100 Backstroke | SCM | 1:01.99 | A+2.40s to AA·+2.00s to Sectionals | 2023-05-06 | 2023 MR FREE Freedom Meters Showdownvenue |
| 50 Freestyle | LCM | 27.47 | BB+0.08s to A·+1.98s to Sectionals | 2024-05-12 | 2024 MR LIAC Spring Kickoff Invitationalvenue |
| 100 Freestyle | LCM | 57.53 | AA+2.34s to AAA·+2.04s to Sectionals | 2024-05-11 | 2024 MR LIAC Spring Kickoff Invitationalvenue |
| 200 Freestyle | LCM | 2:10.17 | A+3.98s to AA·+8.88s to Sectionals | 2023-07-22 | 2023 MR Metro LC Age Group Championshipsvenue |
| 50 Backstroke | LCM | 28.52 | AAA+0.53s to AAAA·+0.63s to Futures | 2024-07-01 | KA Firecracker Classic Long Course A/BB/C Invitational |
| 100 Backstroke | LCM | 1:02.52 | AA+1.13s to AAA·+0.53s to Sectionals | 2024-07-01 | KA Firecracker Classic Long Course A/BB/C Invitational |
| 200 Backstroke | LCM | 2:20.29 | A+0.50s to AA·+5.50s to Sectionals | 2024-05-11 | 2024 MR LIAC Spring Kickoff Invitationalvenue |
| 100 Butterfly | LCM | 59.39 | AA+0.50s to AAA·Sectionals ✓+1.40s to Futures | 2024-07-01 | KA Firecracker Classic Long Course A/BB/C Invitational |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.30 | flat | 200 Free Relay | 2025-12-11 | 35th Annual Winter Championships |
| 50 Freestyle | SCY | 22.40 | flying | 200 Medley Relay (leg 4) | 2026-02-13 | 2026 MR TYR Senior Mets Winter Championship |
| 50 Freestyle | SCY | 22.00 | flying | 200 Free Relay (leg 3) | 2026-03-15 | 2026 MR 15-18 Age Group Team Challenge |
| 100 Freestyle | SCY | 48.27 | flying | 400 Free Relay (leg 3) | 2025-12-14 | 35th Annual Winter Championships |
| 100 Freestyle | SCY | 47.59 | flying | 400 Medley Relay (leg 4) | 2026-03-29 | 2026 EZ North Speedo Short Course Sectionals |
| 50 Butterfly | SCY | 23.84 | flying | 200 Medley Relay (leg 3) | 2025-12-11 | 35th Annual Winter Championships |
| 100 Butterfly | SCY | 52.83 | flying | 400 Medley Relay (leg 3) | 2026-03-15 | 2026 MR 15-18 Age Group Team Challenge |
| 100 Freestyle | LCM | 58.56 | flat | 400 Free Relay | 2024-07-20 | 2024 Metropolitan LC Junior Met Championships |
| 100 Freestyle | LCM | 58.44 | flying | 400 Free Relay (leg 3) | 2023-07-22 | 2023 MR Metro LC Age Group Championships |
| 50 Backstroke | LCM | 29.04 | flat | 200 Medley Relay | 2024-07-19 | 2024 Metropolitan LC Junior Met Championships |
| 100 Backstroke | LCM | 1:04.83 | flat | 400 Medley Relay | 2023-07-23 | 2023 MR Metro LC Age Group Championships |
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
IMX 17-18 · SCY
1578 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:28.26 | 1046 |
| 200 FL SCY | 2:15.46 | 532 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
2573 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:42.47 | 934 |
| 100 BK SCY | 53.48 | 763 |
| 100 FL SCY | 51.30 | 876 |
| 100 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 48.03
Front half 23.31s · back half 24.72s
500 Freestyle SCY 4:28.26 split/total mismatch
Front half 302.38s · back half -34.12s
100 Backstroke SCY 53.48
50 Breaststroke SCY 2:39.43
Front half 79.32s · back half 80.11s
100 Butterfly SCY 51.30
Front half 24.11s · back half 27.19s
200 Butterfly SCY 2:15.46
Front half 59.76s · back half 75.70s
100 Backstroke SCM 1:01.99
Front half 29.69s · back half 32.30s
100 Freestyle LCM 57.53
Front half 27.71s · back half 29.82s
200 Freestyle LCM 2:10.17
Front half 62.64s · back half 67.53s
100 Backstroke LCM 1:02.52 split/total mismatch
Front half 30.13s · back half 32.39s
200 Backstroke LCM 2:20.29
Front half 68.06s · back half 72.23s
100 Butterfly LCM 59.39 split/total mismatch
Front half 27.52s · back half 31.87s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.