swimSebastian Hendrawan
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.40 | AA+0.31s to AAA·Sectionals ✓+1.11s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 200 Freestyle | SCY | 1:46.28 | AAA+4.79s to AAAA·Sectionals ✓+4.69s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 500 Freestyle | SCY | 4:44.32 | AAA+8.83s to AAAA·Sectionals ✓+7.23s to Futures | 2025-11-16 | 2025 NC SwimMAC November LC SC Invitationalvenue |
| 1000 Freestyle | SCY | 9:38.16 | AAA+1.17s to AAAA·Sectionals ✓+3.87s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 1650 Freestyle | SCY | 16:07.22 | AAA+3.33s to AAAA·Sectionals ✓+1.73s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 100 Backstroke | SCY | 55.55 | A+0.66s to AA·Sectionals ✓+4.06s to Futures | 2024-12-13 | 2024 MR CIY FLY Holiday Invitational |
| 50 Breaststroke | SCY | 27.19 | AAA+0.20s to AAAA·Sectionals ✓+0.90s to Futures | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 200 Breaststroke | SCY | 2:05.22 | AAA+2.03s to AAAA·Futures ✓+3.63s to Winter JNs | 2026-03-19 | 2026 NJS & Scarlet 11 & Over Gold Champs |
| 200 Individual Medley | SCY | 2:13.27 | BB+5.08s to A·+12.28s to Sectionals | 2024-12-13 | 2024 MR CIY FLY Holiday Invitational |
| 400 Individual Medley | SCY | 4:08.98 | AAA+7.49s to AAAA·Sectionals ✓+1.99s to Futures | 2024-12-13 | 2024 MR CIY FLY Holiday Invitational |
| 50 Freestyle | LCM | 25.42 | AAA+1.03s to AAAA·Sectionals ✓+0.83s to Futures | 2026-07-10 | 2024 Speedo Grand Chalengevenue |
| 100 Freestyle | LCM | 57.20 | AA+1.61s to AAA·+0.61s to Sectionals | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 200 Freestyle | LCM | 2:02.72 | AA+0.53s to AAA·Sectionals ✓+4.93s to Futures | 2025-11-15 | 2025 NC SwimMAC November LC SC Invitationalvenue |
| 400 Freestyle | LCM | 4:12.98 | AAA+4.29s to AAAA·Sectionals ✓+2.99s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 800 Freestyle | LCM | 8:44.35 | AAA+7.46s to AAAA·Sectionals ✓+3.66s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 1500 Freestyle | LCM | 16:39.12 | AAA+7.23s to AAAA·Sectionals ✓+0.13s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 100 Backstroke | LCM | 1:03.56 | AA+1.67s to AAA·Sectionals ✓+2.97s to Futures | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 50 Breaststroke | LCM | 31.60 | AAA+0.91s to AAAA·Sectionals ✓+0.71s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 100 Breaststroke | LCM | 1:08.94 | AAA+2.85s to AAAA·Sectionals ✓+0.75s to Futures | 2026-07-09 | 2026 CENTRAL ZONE NORTH SUMMER CHAMPIONSHIPSvenue |
| 200 Breaststroke | LCM | 2:32.95 | AA+1.96s to AAA·Sectionals ✓+3.86s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 200 Individual Medley | LCM | 2:19.37 | AA+3.18s to AAA·Sectionals ✓+6.58s to Futures | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 400 Individual Medley | LCM | 4:53.32 | AA+0.93s to AAA·Sectionals ✓+10.93s to Futures | 2026-04-26 | 2026 MR LIAC Speedo Long Island Challengevenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | LCM | 25.36 | flat | 200 Free Relay | 2026-03-26 | 2026 Central Zone East Spring Speedo Sectiona |
| 100 Freestyle | LCM | 55.35 | flying | 400 Free Relay (leg 3) | 2026-03-27 | 2026 Central Zone East Spring Speedo Sectiona |
| 200 Freestyle | LCM | 2:03.49 | flying | 800 Free Relay (leg 2) | 2026-03-26 | 2026 Central Zone East Spring Speedo Sectiona |
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 · LCM
3327 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:12.98 | 907 |
| 200 BR LCM | 2:32.95 | 798 |
| 200 IM LCM | 2:19.37 | 792 |
| 400 IM LCM | 4:53.32 | 830 |
| 200 BK LCM | — | 0 |
| 200 FL LCM | — | 0 |
IMR 17-18 · LCM
3216 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:02.72 | 816 |
| 100 BK LCM | 1:03.56 | 767 |
| 100 BR LCM | 1:08.94 | 841 |
| 200 IM LCM | 2:19.37 | 792 |
| 100 FL LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
500 Freestyle SCY 4:44.32
Front half 140.56s · back half 143.76s
100 Backstroke SCY 55.55
Front half 27.36s · back half 28.19s
200 Individual Medley SCY 2:13.27
400 Individual Medley SCY 4:08.98
Front half 120.75s · back half 128.23s
100 Freestyle LCM 57.20
Front half 27.44s · back half 29.76s
200 Freestyle LCM 2:02.72
Front half 58.88s · back half 63.84s
400 Freestyle LCM 4:12.98 RT 0.72ssplit/total mismatch
800 Freestyle LCM 8:44.35 RT 0.79ssplit/total mismatch
1500 Freestyle LCM 16:39.12 RT 0.71ssplit/total mismatch
100 Backstroke LCM 1:03.56
Front half 30.64s · back half 32.92s
100 Breaststroke LCM 1:08.94
Front half 32.70s · back half 36.24s
200 Breaststroke LCM 2:32.95 RT 0.76ssplit/total mismatch
200 Individual Medley LCM 2:19.37
Front half 66.18s · back half 73.19s
400 Individual Medley LCM 4:53.32
Front half 144.30s · back half 149.02s
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.