Mathias Altman-Kurosaki

Mage 25CTPNSEAGUA

20 plausible swims · 4 meets · 2015-06-19 → 2025-08-10

Personal records

Event	Course	Best	Cut	Date	Meet
500 Freestyle	SCY	5:00.37	+12.98s to Sectionals	2018-03-22	2018 EZ North Speedo Short Course Sectionals
1000 Freestyle	SCY	10:19.52	+20.03s to Sectionals	2018-03-22	2018 EZ North Speedo Short Course Sectionals
1650 Freestyle	SCY	17:06.27	+22.28s to Sectionals	2018-03-22	2018 EZ North Speedo Short Course Sectionals
200 Butterfly	SCY	2:01.38	+0.19s to Sectionals	2018-03-22	2018 EZ North Speedo Short Course Sectionals
100 Freestyle	LCM	1:01.18	+5.69s to Sectionals	2025-08-07	2025 USMS Summer Nationals- OBSERVED venue
200 Freestyle	LCM	2:11.22	+9.93s to Sectionals	2025-08-09	2025 USMS Summer Nationals- OBSERVED venue
400 Freestyle	LCM	4:24.57	+6.98s to Sectionals	2017-08-03	LC Senior Zone Championship
800 Freestyle	LCM	9:00.11	+1.72s to Sectionals	2017-08-03	LC Senior Zone Championship
1500 Freestyle	LCM	18:24.46	+65.47s to Sectionals	2015-06-19	2015 SE TNAQ June Invitational
100 Backstroke	LCM	1:17.22	+15.23s to Sectionals	2015-06-19	2015 SE TNAQ June Invitational
50 Butterfly	LCM	30.70	+5.31s to Futures	2025-08-10	2025 USMS Summer Nationals- OBSERVED venue
100 Butterfly	LCM	1:05.63	+5.44s to Sectionals	2025-08-09	2025 USMS Summer Nationals- OBSERVED venue
200 Butterfly	LCM	2:18.76	+2.47s to Sectionals	2017-08-03	LC Senior Zone Championship
400 Individual Medley	LCM	5:23.53	+33.64s to Sectionals	2015-06-19	2015 SE TNAQ June Invitational

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.

PR splits

500 Freestyle SCY 5:00.37

27.76

28.95

29.57

30.52

30.49

30.73

30.79

30.70

30.67

30.19

Front half 147.29s · back half 153.08s

1000 Freestyle SCY 10:19.52

28.39

30.25

30.74

31.26

31.41

31.54

31.49

31.53

31.32

31.35

31.14

31.27

31.59

31.31

31.07

31.22

31.00

30.90

30.73

30.01

Front half 309.28s · back half 310.24s

200 Butterfly SCY 2:01.38

27.92

30.52

31.20

31.74

Front half 58.44s · back half 62.94s

100 Freestyle LCM 1:01.18 RT 0.86s

30.10

31.08

Front half 30.10s · back half 31.08s

200 Freestyle LCM 2:11.22 RT 0.88s

31.91

33.59

33.45

32.27

Front half 65.50s · back half 65.72s

400 Freestyle LCM 4:24.57

30.75

32.58

33.08

33.91

33.59

34.38

33.33

32.95

Front half 130.32s · back half 134.25s

800 Freestyle LCM 9:00.11

31.15

32.99

33.33

33.96

33.75

34.17

33.72

34.04

34.14

34.31

34.26

34.16

34.18

34.71

34.44

32.80

Front half 267.11s · back half 273.00s

1500 Freestyle LCM 18:24.46 split/total mismatch

69.33

73.55

74.06

73.72

74.36

74.34

74.20

74.03

73.91

73.11

73.72

73.98

74.39

74.84

72.92

100 Backstroke LCM 1:17.22 split/total mismatch

37.90

1.42

Front half 37.90s · back half 39.32s

100 Butterfly LCM 1:05.63 RT 0.90s

31.47

34.16

Front half 31.47s · back half 34.16s

200 Butterfly LCM 2:18.76

30.81

33.98

36.39

37.58

Front half 64.79s · back half 73.97s

400 Individual Medley LCM 5:23.53 split/total mismatch

73.21

83.62

97.07

69.63

Reaction time

fastest 0.86s average 0.878s slowest 0.90s 5 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.

Progression

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

500 Freestyle SCY 5:00.37 1 swim

1000 Freestyle SCY 10:19.52 1 swim

1650 Freestyle SCY 17:06.27 1 swim

200 Butterfly SCY 2:01.38 1 swim

100 Freestyle LCM 1:01.18 1 swim

200 Freestyle LCM 2:11.22 2 swims

400 Freestyle LCM 4:24.57 3 swims

800 Freestyle LCM 9:00.11 1 swim

1500 Freestyle LCM 18:24.46 1 swim

100 Backstroke LCM 1:17.22 1 swim

50 Butterfly LCM 30.70 1 swim

100 Butterfly LCM 1:05.63 2 swims

200 Butterfly LCM 2:18.76 3 swims

400 Individual Medley LCM 5:23.53 1 swim