Rowan Kostka

Mage 15GASEGOLD

70 plausible swims · 9 meets · 2024-10-05 → 2026-06-07

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 27.28 B+0.49s to BB 2025-10-17 24th Annual Chattahoochee Gold Invitational venue
100 Freestyle SCY 1:00.16 B+1.37s to BB 2025-10-19 24th Annual Chattahoochee Gold Invitational venue
200 Freestyle SCY 2:12.17 B+3.78s to BB 2025-10-18 24th Annual Chattahoochee Gold Invitational venue
500 Freestyle SCY 6:25.95 +9.66s to B 2025-01-31 10th Annual Famous Last Words
1000 Freestyle SCY 14:18.02 +74.33s to B 2024-10-05 Gold Kickoff slow pool
1650 Freestyle SCY 22:30.06 +42.37s to B 2025-03-14 2025 Northwestern Divisional Championship
100 Backstroke SCY 1:07.85 B+3.36s to BB 2024-10-05 Gold Kickoff
200 Backstroke SCY 2:32.83 +1.04s to B 2025-10-19 24th Annual Chattahoochee Gold Invitational venue
100 Breaststroke SCY 1:21.27 +2.68s to B 2025-10-19 24th Annual Chattahoochee Gold Invitational venue
200 Breaststroke SCY 2:56.65 +5.16s to B 2025-10-18 24th Annual Chattahoochee Gold Invitational venue
100 Butterfly SCY 1:29.69 +21.00s to B 2024-10-19 23rd Annual Chattahoochee Gold Invitational venue
200 Individual Medley SCY 2:30.05 B+6.86s to BB 2025-10-17 24th Annual Chattahoochee Gold Invitational venue
400 Individual Medley SCY 6:00.79 +29.20s to B 2024-10-18 23rd Annual Chattahoochee Gold Invitational venue
50 Freestyle LCM 32.14 B+1.15s to BB 2025-06-27 Gold Summer Invite 2025
100 Freestyle LCM 1:08.03 B+0.54s to BB 2026-06-05 2026 GPAC Tom Lalor Invitational
200 Freestyle LCM 2:30.72 B+2.13s to BB 2026-06-05 2026 GPAC Tom Lalor Invitational
100 Backstroke LCM 1:21.35 +0.16s to B 2026-06-05 2026 GPAC Tom Lalor Invitational
200 Backstroke LCM 2:51.01 B+7.32s to BB 2026-06-05 2026 GPAC Tom Lalor Invitational
50 Breaststroke LCM 43.78 +1.19s to B 2026-06-05 2026 GPAC Tom Lalor Invitational
100 Breaststroke LCM 1:36.14 +4.75s to B 2026-06-05 2026 GPAC Tom Lalor Invitational
200 Breaststroke LCM 3:29.81 +9.92s to B 2025-06-27 Gold Summer Invite 2025
200 Individual Medley LCM 2:50.21 B+4.22s to BB 2026-06-05 2026 GPAC Tom Lalor Invitational

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.

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.

IMX / IMR

IMX 15-16 · SCY

1830 points (5/6 events — incomplete)

EventTime Points
500 FR SCY 6:25.95 366
200 BK SCY 2:32.83 379
200 BR SCY 2:56.65 356
200 IM SCY 2:30.05 429
400 IM SCY 6:00.79 300
200 FL SCY 0

IMR 15-16 · SCY

1838 points (5/5 events)

EventTime Points
200 FR SCY 2:12.17 459
100 BK SCY 1:07.85 416
100 BR SCY 1:21.27 357
100 FL SCY 1:29.69 177
200 IM SCY 2:30.05 429

Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.

PR splits

100 Freestyle SCY 1:00.16

28.48
31.68

Front half 28.48s · back half 31.68s

200 Freestyle SCY 2:12.17

30.25
33.42
34.98
33.52

Front half 63.67s · back half 68.50s

500 Freestyle SCY 6:25.95 split/total mismatch

32.92
37.85
40.27
40.24
39.29
40.39
40.02
40.72
38.30
35.95

200 Backstroke SCY 2:32.83

36.49
39.84
38.90
37.60

Front half 76.33s · back half 76.50s

100 Breaststroke SCY 1:21.27

37.82
43.45

Front half 37.82s · back half 43.45s

200 Breaststroke SCY 2:56.65

38.83
44.83
47.40
45.59

Front half 83.66s · back half 92.99s

100 Butterfly SCY 1:29.69

38.61
51.08

Front half 38.61s · back half 51.08s

200 Individual Medley SCY 2:30.05

31.87
37.83
45.41
34.94

Front half 69.70s · back half 80.35s

400 Individual Medley SCY 6:00.79

38.15
51.33
45.55
44.68
51.25
51.01
40.95
37.87

Front half 179.71s · back half 181.08s

Progression

Faster times are higher. One card per event, all courses & history.

50 Freestyle SCY 27.28 5 swims
100 Freestyle SCY 1:00.16 4 swims
200 Freestyle SCY 2:12.17 6 swims
500 Freestyle SCY 6:25.95 3 swims
1000 Freestyle SCY 14:18.02 1 swim
1650 Freestyle SCY 22:30.06 1 swim
100 Backstroke SCY 1:07.85 9 swims
200 Backstroke SCY 2:32.83 4 swims
100 Breaststroke SCY 1:21.27 6 swims
200 Breaststroke SCY 2:56.65 6 swims
100 Butterfly SCY 1:29.69 1 swim
200 Individual Medley SCY 2:30.05 5 swims
400 Individual Medley SCY 6:00.79 1 swim
50 Freestyle LCM 32.14 1 swim
100 Freestyle LCM 1:08.03 2 swims
200 Freestyle LCM 2:30.72 2 swims
100 Backstroke LCM 1:21.35 3 swims
200 Backstroke LCM 2:51.01 2 swims
50 Breaststroke LCM 43.78 2 swims
100 Breaststroke LCM 1:36.14 2 swims
200 Breaststroke LCM 3:29.81 2 swims
200 Individual Medley LCM 2:50.21 2 swims