Byron Rossmiller

Mage 27PNPSM

5 plausible swims · 1 meets · 2025-08-07 → 2025-08-10

Personal records

Event	Course	Best	Cut	Date	Meet
50 Backstroke	LCM	29.20	+2.51s to Futures	2025-08-07	2025 USMS Summer Nationals- OBSERVED venue
100 Backstroke	LCM	1:03.52	Sectionals ✓+5.33s to Futures	2025-08-08	2025 USMS Summer Nationals- OBSERVED venue
200 Backstroke	LCM	2:20.85	Sectionals ✓+13.86s to Futures	2025-08-10	2025 USMS Summer Nationals- OBSERVED venue
200 Individual Medley	LCM	2:25.00	+0.31s to Sectionals	2025-08-09	2025 USMS Summer Nationals- OBSERVED venue
400 Individual Medley	LCM	5:29.34	+21.55s to Sectionals	2025-08-07	2025 USMS Summer Nationals- OBSERVED venue

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	23.82	flying	200 Free Relay (leg 2)	2025-08-10	2025 USMS Summer Nationals- OBSERVED
50 Backstroke	LCM	29.29	flat	200 Medley Relay	2025-08-09	2025 USMS Summer Nationals- OBSERVED
50 Butterfly	LCM	27.41	flying	200 Medley Relay (leg 3)	2025-08-07	2025 USMS Summer Nationals- OBSERVED

Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.

PR splits

100 Backstroke LCM 1:03.52 RT 0.68s

30.77

32.75

Front half 30.77s · back half 32.75s

200 Backstroke LCM 2:20.85 RT 0.74s

32.12

35.32

37.03

36.38

Front half 67.44s · back half 73.41s

200 Individual Medley LCM 2:25.00 RT 0.71s

30.46

36.13

44.57

33.84

Front half 66.59s · back half 78.41s

400 Individual Medley LCM 5:29.34 RT 0.75s

70.76

81.95

48.88

48.85

40.40

38.50

Front half 201.59s · back half 127.75s

Reaction time

fastest 0.68s average 0.720s slowest 0.75s 4 electronic starts

Start reaction over time faster starts higher

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.

50 Backstroke LCM 29.20 1 swim

100 Backstroke LCM 1:03.52 1 swim

200 Backstroke LCM 2:20.85 1 swim

200 Individual Medley LCM 2:25.00 1 swim

400 Individual Medley LCM 5:29.34 1 swim