Grant Zimmermann

Mage 10NCVAYOTA

71 plausible swims · 14 meets · 2023-06-17 → 2026-06-14

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	32.68	BB+1.49s to A	2026-01-24	GCY Winter Meet 2026 venue
100 Freestyle	SCY	1:08.73	A+1.54s to AA	2026-03-20	2026 USRY Short Course Champs venue
200 Freestyle	SCY	2:39.35	BB+7.66s to A	2026-02-14	Speedo 2026 MOR Short Course Qualifier Meet venue
500 Freestyle	SCY	7:09.64	BB+26.05s to A	2025-10-10	2025 TYDE Andy Craver Autumn Leaves Inv venue
50 Backstroke	SCY	35.60	AA+1.41s to AAA	2026-03-21	2026 USRY Short Course Champs venue
100 Backstroke	SCY	1:15.49	AA+2.70s to AAA	2026-03-20	2026 USRY Short Course Champs venue
50 Breaststroke	SCY	42.43	BB+0.34s to A	2026-03-20	2026 USRY Short Course Champs venue
100 Breaststroke	SCY	1:37.53	BB+5.84s to A	2025-10-25	GOLD IMX 2025 venue
50 Butterfly	SCY	36.18	BB+0.09s to A	2026-01-24	GCY Winter Meet 2026 venue
100 Butterfly	SCY	1:20.53	A+0.74s to AA	2026-03-21	2026 USRY Short Course Champs venue
100 Individual Medley	SCY	1:18.35	A+1.86s to AA	2026-03-22	2026 USRY Short Course Champs venue
200 Individual Medley	SCY	2:46.76	A+0.87s to AA	2026-03-21	2026 USRY Short Course Champs venue
50 Freestyle	LCM	35.63	A+1.24s to AA	2026-06-12	2026 SwimRVA Summer Invitational fast pool
100 Freestyle	LCM	1:17.18	A+0.39s to AA	2026-06-14	2026 SwimRVA Summer Invitational fast pool
200 Freestyle	LCM	2:46.37	AA+7.18s to AAA	2026-06-13	2026 SwimRVA Summer Invitational fast pool
400 Freestyle	LCM	5:42.93	AA+6.34s to AAA	2026-06-14	2026 SwimRVA Summer Invitational fast pool
50 Backstroke	LCM	40.45	AA+1.46s to AAA	2026-06-12	2026 SwimRVA Summer Invitational fast pool
100 Backstroke	LCM	1:28.09	AA+4.00s to AAA	2026-04-26	2026 RSA Warm Up to LC - copied - copied venue
50 Breaststroke	LCM	50.77	BB+2.88s to A	2026-04-26	2026 RSA Warm Up to LC - copied - copied venue
100 Breaststroke	LCM	2:00.12	B+0.73s to BB	2025-05-17	2025 EAC Memorial Invite venue
50 Butterfly	LCM	40.81	BB+0.22s to A	2026-04-25	2026 RSA Warm Up to LC - copied - copied venue
100 Butterfly	LCM	1:31.06	A+0.37s to AA	2026-06-14	2026 SwimRVA Summer Invitational fast pool
200 Individual Medley	LCM	3:08.73	AA+7.64s to AAA	2026-06-12	2026 SwimRVA Summer Invitational fast pool
400 Individual Medley	LCM	6:39.55		2026-06-13	2026 SwimRVA Summer Invitational fast pool

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.

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.

Fastest relay legs

Leg	Course	Time	Start	Relay	Date	Meet
50 Freestyle	LCM	34.49	flat	200 Free Relay	2025-07-20	NCS LC AG Championships
50 Backstroke	LCM	41.95	flat	200 Medley Relay	2025-07-19	NCS LC AG Championships
50 Butterfly	LCM	44.70	flying	200 Medley Relay (leg 3)	2026-06-13	2026 SwimRVA Summer Invitational

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 10 & under · LCM

3375 points (5/5 events)

Event	Time	Points
200 FR LCM	2:46.37	757
100 BK LCM	1:28.09	748
100 BR LCM	2:00.12	444
100 FL LCM	1:31.06	667
200 IM LCM	3:08.73	759

IMR 10 & under · LCM

3421 points (5/5 events)

Event	Time	Points
100 FR LCM	1:17.18	739
50 BK LCM	40.45	764
50 BR LCM	50.77	545
50 FL LCM	40.81	614
200 IM LCM	3:08.73	759

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

PR splits

100 Freestyle SCY 1:08.73 RT 0.73s

33.54

35.19

Front half 33.54s · back half 35.19s

200 Freestyle SCY 2:39.35

36.56

42.79

42.86

37.14

Front half 79.35s · back half 80.00s

500 Freestyle SCY 7:09.64

40.22

43.43

45.09

44.83

42.29

43.42

44.07

43.96

42.38

39.95

Front half 215.86s · back half 213.78s

100 Backstroke SCY 1:15.49 RT 0.78s

36.33

39.16

Front half 36.33s · back half 39.16s

100 Breaststroke SCY 1:37.53

44.78

52.75

Front half 44.78s · back half 52.75s

100 Butterfly SCY 1:20.53

37.20

43.33

Front half 37.20s · back half 43.33s

100 Individual Medley SCY 1:18.35

36.35

42.00

Front half 36.35s · back half 42.00s

200 Individual Medley SCY 2:46.76 RT 0.70s

37.93

41.79

51.81

35.23

Front half 79.72s · back half 87.04s

100 Freestyle LCM 1:17.18

36.49

40.69

Front half 36.49s · back half 40.69s

200 Freestyle LCM 2:46.37

38.00

43.53

43.27

41.57

Front half 81.53s · back half 84.84s

400 Freestyle LCM 5:42.93

40.88

44.25

44.05

43.27

42.58

42.95

43.06

41.89

Front half 172.45s · back half 170.48s

100 Backstroke LCM 1:28.09

42.23

45.86

Front half 42.23s · back half 45.86s

100 Breaststroke LCM 2:00.12

55.47

64.65

Front half 55.47s · back half 64.65s

100 Butterfly LCM 1:31.06

41.71

49.35

Front half 41.71s · back half 49.35s

200 Individual Medley LCM 3:08.73

42.14

49.05

56.64

40.90

Front half 91.19s · back half 97.54s

400 Individual Medley LCM 6:39.55

46.34

52.85

48.29

49.21

58.37

59.44

41.56

43.49

Front half 196.69s · back half 202.86s

Reaction time

fastest 0.70s average 0.730s slowest 0.78s 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.

Progression

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

50 Freestyle SCY 32.68 6 swims

100 Freestyle SCY 1:08.73 4 swims

200 Freestyle SCY 2:39.35 2 swims

500 Freestyle SCY 7:09.64 1 swim

50 Backstroke SCY 35.60 3 swims

100 Backstroke SCY 1:15.49 4 swims

50 Breaststroke SCY 42.43 3 swims

100 Breaststroke SCY 1:37.53 2 swims

50 Butterfly SCY 36.18 4 swims

100 Butterfly SCY 1:20.53 4 swims

100 Individual Medley SCY 1:18.35 5 swims

200 Individual Medley SCY 2:46.76 3 swims

50 Freestyle LCM 35.63 3 swims

100 Freestyle LCM 1:17.18 3 swims

200 Freestyle LCM 2:46.37 3 swims

400 Freestyle LCM 5:42.93 1 swim

50 Backstroke LCM 40.45 2 swims

100 Backstroke LCM 1:28.09 6 swims

50 Breaststroke LCM 50.77 2 swims

100 Breaststroke LCM 2:00.12 1 swim

50 Butterfly LCM 40.81 3 swims

100 Butterfly LCM 1:31.06 3 swims

200 Individual Medley LCM 3:08.73 2 swims

400 Individual Medley LCM 6:39.55 1 swim