River Idema

Fage 12COLONG

230 plausible swims · 51 meets · 2022-10-30 → 2026-06-28

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 30.42 BB+1.03s to A 2026-01-11 2026 CO NJ Narwhal Invitational fast pool
100 Freestyle SCY 1:05.91 BB+1.82s to A 2026-02-14 2026 CO NJ Groundhog Invite fast pool
200 Freestyle SCY 2:28.49 BB+8.50s to A 2025-01-01 2025 CO Great Pumpkin Pentathlon
500 Freestyle SCY 6:45.78 BB+30.89s to A 2025-01-01 Colorado Swimming Championship Meet
50 Backstroke SCY 36.42 B+0.33s to BB 2026-02-14 2026 CO NJ Groundhog Invite fast pool
100 Backstroke SCY 1:21.36 B+1.57s to BB 2026-01-10 2026 CO NJ Narwhal Invitational fast pool
200 Backstroke SCY 2:51.25 B+4.06s to BB 2026-01-11 2026 CO NJ Narwhal Invitational fast pool
50 Breaststroke SCY 39.00 BB+1.31s to A 2025-01-01 2025 CO Great Pumpkin Pentathlon
100 Breaststroke SCY 1:24.11 BB+1.92s to A 2025-01-01 Colorado Swimming Championship Meet
200 Breaststroke SCY 2:55.49 A+6.40s to AA 2025-01-01 2025 CO Great Pumpkin Pentathlon
50 Butterfly SCY 36.50 B+2.21s to BB 2025-01-01 2025 CO Great Pumpkin Pentathlon
100 Butterfly SCY 1:36.84 +10.75s to B 2025-01-18 2025 CO CUDA Classic venue
100 Individual Medley SCY 1:16.37 BB+3.28s to A 2026-02-14 2026 CO NJ Groundhog Invite fast pool
200 Individual Medley SCY 2:49.57 BB+11.88s to A 2025-01-01 2025 CO ACES Fall High Point Invite
400 Individual Medley SCY 6:04.52 B+0.23s to BB 2026-02-13 2026 CO NJ Groundhog Invite fast pool
50 Freestyle LCM 34.38 BB+0.99s to A 2026-05-30 2026 CO Barracuda Summer Sizzler Invite venue
100 Freestyle LCM 1:15.70 BB+2.21s to A 2026-06-19 2026 CO Grand Junction Invitational venue
200 Freestyle LCM 2:47.73 BB+7.64s to A 2026-06-20 2026 CO Grand Junction Invitational venue
400 Freestyle LCM 6:04.73 BB+27.94s to A 2026-05-02 2026 CO Longmont IMR/IMX Adrenaline Gauntlet venue
50 Backstroke LCM 41.15 BB+2.66s to A 2026-05-17 2026 CO NJ Ken Kelley Invite fast pool
100 Backstroke LCM 1:29.58 BB+4.79s to A 2026-05-16 2026 CO NJ Ken Kelley Invite fast pool
200 Backstroke LCM 3:08.75 BB+10.36s to A 2026-06-19 2026 CO Grand Junction Invitational venue
50 Breaststroke LCM 42.88 BB+0.19s to A 2026-06-14 2026 CO CSI Long Course Open fast pool
100 Breaststroke LCM 1:32.91 A+2.92s to AA 2026-06-13 2026 CO CSI Long Course Open fast pool
200 Breaststroke LCM 3:20.22 A+5.33s to AA 2026-05-31 2026 CO Barracuda Summer Sizzler Invite venue
50 Butterfly LCM 41.21 B+2.42s to BB 2026-05-30 2026 CO Barracuda Summer Sizzler Invite venue
100 Butterfly LCM 1:43.13 +4.74s to B 2026-05-02 2026 CO Longmont IMR/IMX Adrenaline Gauntlet venue
200 Individual Medley LCM 3:08.74 BB+8.05s to A 2026-05-17 2026 CO NJ Ken Kelley Invite fast pool

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.

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

LegCourseTime StartRelayDateMeet
50 Freestyle SCY 33.34 flying 200 Free Relay (leg 4) 2024-07-16 2024 CO NCS 10&U Summer Festival
100 Freestyle SCY 1:17.71 flying 400 Free Relay (leg 3) 2026-03-01 2026 CO CSI SC Age Group Championships
50 Freestyle LCM 40.53 flying 200 Free Relay (leg 3) 2024-07-28 2024 CO CSI LC Age Group Championships
50 Breaststroke LCM 46.59 flying 200 Medley Relay (leg 2) 2024-07-27 2024 CO CSI LC Age Group Championships

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 · LCM

2656 points (5/5 events)

EventTime Points
400 FR LCM 6:04.73 527
100 BK LCM 1:29.58 538
100 BR LCM 1:32.91 682
100 FL LCM 1:43.13 323
200 IM LCM 3:08.74 586

IMR 11-12 · LCM

2810 points (5/5 events)

EventTime Points
200 FR LCM 2:47.73 578
50 BK LCM 41.15 543
50 BR LCM 42.88 662
50 FL LCM 41.21 441
200 IM LCM 3:08.74 586

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

PR splits

100 Freestyle SCY 1:05.91

32.10
33.81

Front half 32.10s · back half 33.81s

100 Backstroke SCY 1:21.36

39.56
41.80

Front half 39.56s · back half 41.80s

200 Backstroke SCY 2:51.25

41.65
43.19
44.24
42.17

Front half 84.84s · back half 86.41s

100 Butterfly SCY 1:36.84

43.29
53.55

Front half 43.29s · back half 53.55s

100 Individual Medley SCY 1:16.37

36.78
39.59

Front half 36.78s · back half 39.59s

400 Individual Medley SCY 6:04.52

39.18
51.68
45.59
46.88
47.61
50.66
42.11
40.81

Front half 183.33s · back half 181.19s

100 Freestyle LCM 1:15.70

36.43
39.27

Front half 36.43s · back half 39.27s

200 Freestyle LCM 2:47.73

38.06
42.15
43.72
43.80

Front half 80.21s · back half 87.52s

400 Freestyle LCM 6:04.73

41.46
45.42
47.27
46.76
47.54
46.47
46.45
43.36

Front half 180.91s · back half 183.82s

100 Backstroke LCM 1:29.58

43.91
45.67

Front half 43.91s · back half 45.67s

200 Backstroke LCM 3:08.75

45.64
47.57
48.58
46.96

Front half 93.21s · back half 95.54s

100 Breaststroke LCM 1:32.91

44.44
48.47

Front half 44.44s · back half 48.47s

200 Breaststroke LCM 3:20.22

46.13
50.11
52.60
51.38

Front half 96.24s · back half 103.98s

100 Butterfly LCM 1:43.13

43.91
59.22

Front half 43.91s · back half 59.22s

200 Individual Medley LCM 3:08.74

43.24
49.87
52.33
43.30

Front half 93.11s · back half 95.63s

Progression

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

50 Freestyle SCY 30.42 19 swims
100 Freestyle SCY 1:05.91 16 swims
200 Freestyle SCY 2:28.49 8 swims
500 Freestyle SCY 6:45.78 1 swim
50 Backstroke SCY 36.42 9 swims
100 Backstroke SCY 1:21.36 4 swims
200 Backstroke SCY 2:51.25 1 swim
50 Breaststroke SCY 39.00 26 swims
100 Breaststroke SCY 1:24.11 16 swims
200 Breaststroke SCY 2:55.49 9 swims
50 Butterfly SCY 36.50 12 swims
100 Butterfly SCY 1:36.84 1 swim
100 Individual Medley SCY 1:16.37 16 swims
200 Individual Medley SCY 2:49.57 3 swims
400 Individual Medley SCY 6:04.52 1 swim
50 Freestyle LCM 34.38 7 swims
100 Freestyle LCM 1:15.70 12 swims
200 Freestyle LCM 2:47.73 4 swims
400 Freestyle LCM 6:04.73 1 swim
50 Backstroke LCM 41.15 12 swims
100 Backstroke LCM 1:29.58 8 swims
200 Backstroke LCM 3:08.75 3 swims
50 Breaststroke LCM 42.88 13 swims
100 Breaststroke LCM 1:32.91 8 swims
200 Breaststroke LCM 3:20.22 4 swims
50 Butterfly LCM 41.21 8 swims
100 Butterfly LCM 1:43.13 3 swims
200 Individual Medley LCM 3:08.74 5 swims