swimPenny Koslin
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 36.80 | +2.71s to B·+11.91s to Sectionals | 2026-09-26 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 100 Freestyle | SCY | 1:24.43 | +9.74s to B·+30.34s to Sectionals | 2026-09-27 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 200 Freestyle | SCY | 2:55.50 | +12.11s to B·+58.81s to Sectionals | 2026-09-26 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 500 Freestyle | SCY | 7:52.43 | +35.14s to B·+162.54s to Sectionals | 2026-10-23 | 2026 Pumpkin Spice Splashvenue |
| 50 Backstroke | SCY | 40.44 | +1.65s to B·+11.85s to Sectionals | 2025-02-15 | 2025 SES Region 1 & 8 and Under Championshipsvenue |
| 100 Backstroke | SCY | 1:34.55 | +7.96s to B·+33.76s to Sectionals | 2025-09-14 | 2025 Excel Fall Fest Openvenue |
| 50 Breaststroke | SCY | 48.60 | +4.61s to B·+15.01s to Sectionals | 2025-12-13 | 2025 Ho Ho Ho Holiday 12 & Under Meetvenue |
| 100 Breaststroke | SCY | 1:47.35 | +10.86s to B·+36.46s to Sectionals | 2025-11-08 | TNAQ 2025 FALL INVITATIONALvenue |
| 50 Butterfly | SCY | 45.64 | +8.65s to B·+18.25s to Sectionals | 2026-09-27 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 100 Butterfly | SCY | 1:53.57 | +27.48s to B·+54.48s to Sectionals | 2026-10-24 | 2026 Pumpkin Spice Splashvenue |
| 100 Individual Medley | SCY | 1:31.86 | +6.57s to B | 2026-09-26 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 200 Individual Medley | SCY | 3:10.55 | +6.56s to B·+57.96s to Sectionals | 2026-09-25 | 2026 Excel Aquatics Fall Fest Invitevenue |
| 50 Freestyle | LCM | 40.98 | +2.29s to B·+12.59s to Sectionals | 2026-06-06 | 2026 Beaman Toyota Firecracker Invitevenue |
| 100 Freestyle | LCM | 1:40.83 | +15.14s to B·+39.54s to Sectionals | 2026-04-25 | 2026 Strong Tower Invitevenue |
| 200 Freestyle | LCM | 3:25.78 | +18.99s to B·+73.69s to Sectionals | 2026-06-05 | 2026 Beaman Toyota Firecracker Invitevenue |
| 400 Freestyle | LCM | 7:23.97 | +51.08s to B·+165.18s to Sectionals | 2026-05-15 | 2026 Officially Summer Invitationalvenue |
| 50 Backstroke | LCM | 48.07 | +3.18s to B·+15.18s to Sectionals | 2025-06-20 | 2025 HSA June Invitationalvenue |
| 100 Backstroke | LCM | 1:45.12 | +4.53s to B·+35.33s to Sectionals | 2025-06-22 | 2025 HSA June Invitationalvenue |
| 50 Breaststroke | LCM | 55.03 | +5.24s to B·+16.74s to Sectionals | 2026-06-07 | 2026 Beaman Toyota Firecracker Invitevenue |
| 100 Breaststroke | LCM | 2:04.60 | +14.21s to B·+44.01s to Sectionals | 2025-06-20 | 2025 HSA June Invitationalvenue |
| 50 Butterfly | LCM | 1:00.86 | +19.07s to B·+29.57s to Sectionals | 2025-07-12 | 2025 July Jamvenue |
| 100 Butterfly | LCM | 2:34.37 | +55.98s to B·+86.98s to Sectionals | 2024-05-19 | 2024 Excel May Openvenue |
| 200 Individual Medley | LCM | 3:45.20 | +14.41s to B·+73.81s to Sectionals | 2026-06-07 | 2026 Beaman Toyota Firecracker Invitevenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 | 35.23 | flat | 200 Free Relay | 2026-09-27 | 2026 Excel Aquatics Fall Fest Invite |
| 50 Backstroke | SCY | 41.02 | flat | 200 Medley Relay | 2025-12-13 | 2025 Ho Ho Ho Holiday 12 & Under Meet |
| 50 Butterfly | SCY | 40.12 | flying | 200 Medley Relay (leg 3) | 2026-09-26 | 2026 Excel Aquatics Fall Fest Invite |
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 11-12 · SCY
1458 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:52.43 | 333 |
| 100 BK SCY | 1:34.55 | 291 |
| 100 BR SCY | 1:47.35 | 295 |
| 100 FL SCY | 1:53.57 | 161 |
| 200 IM SCY | 3:10.55 | 378 |
IMR 11-12 · SCY
1578 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:55.50 | 335 |
| 50 BK SCY | 40.44 | 372 |
| 50 BR SCY | 48.60 | 312 |
| 50 FL SCY | 45.64 | 223 |
| 100 IM SCY | 1:31.86 | 336 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:24.43
Front half 39.66s · back half 44.77s
200 Freestyle SCY 2:55.50
Front half 84.83s · back half 90.67s
500 Freestyle SCY 7:52.43
Front half 231.83s · back half 240.60s
100 Backstroke SCY 1:34.55
Front half 46.23s · back half 48.32s
100 Breaststroke SCY 1:47.35
Front half 50.89s · back half 56.46s
100 Butterfly SCY 1:53.57
Front half 51.78s · back half 61.79s
100 Individual Medley SCY 1:31.86
Front half 43.65s · back half 48.21s
200 Individual Medley SCY 3:10.55
Front half 90.28s · back half 100.27s
100 Freestyle LCM 1:40.83
Front half 48.09s · back half 52.74s
200 Freestyle LCM 3:25.78
Front half 96.34s · back half 109.44s
400 Freestyle LCM 7:23.97
Front half 222.86s · back half 221.11s
50 Backstroke LCM 48.07
Front half 42.98s · back half 5.09s
200 Individual Medley LCM 3:45.20
Front half 111.68s · back half 113.52s
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.