Seiji Galperin

Mage 15MAMRMTPFY

117 plausible swims · 16 meets · 2024-03-18 → 2026-10-12

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 24.42 A+0.73s to AA·+2.03s to Sectionals 2026-03-12 2026 MA Junior Champs SCY
100 Freestyle SCY 51.57 AA+1.78s to AAA·+3.08s to Sectionals 2026-04-03 2026 YMCA SCY Time Trialsvenue
200 Freestyle SCY 1:57.33 A+3.74s to AA·+11.04s to Sectionals 2025-10-21 PSC Spooktacular Meet
500 Freestyle SCY 5:31.62 BB+9.03s to A·+44.23s to Sectionals 2024-11-04 PAAC Fall Harvest
50 Backstroke SCY 29.48 BB+1.49s to A·+5.79s to Futures 2025-11-10 1657565
100 Backstroke SCY 58.79 A+1.70s to AA·+4.30s to Sectionals 2026-04-01 2026 YMCA SCY Time Trialsvenue
200 Backstroke SCY 2:11.47 BB+1.38s to A·+12.88s to Sectionals 2025-10-21 PSC Spooktacular Meet
50 Breaststroke SCY 32.24 BB+0.15s to A·+5.95s to Futures 2025-11-10 1657565
100 Breaststroke SCY 1:10.59 BB+3.20s to A·+9.10s to Sectionals 2025-10-12 PSC Pentathlon
200 Breaststroke SCY 2:31.13 BB+4.14s to A·+16.14s to Sectionals 2025-10-21 PSC Spooktacular Meet
50 Butterfly SCY 30.49 B+0.40s to BB·+7.60s to Futures 2024-03-18 Junior Championships hosted by LAC
100 Butterfly SCY 55.03 AA+1.04s to AAA·+1.84s to Sectionals 2026-03-31 2026 YMCA SCY Time Trialsvenue
200 Butterfly SCY 2:16.23 BB+4.24s to A·+15.04s to Sectionals 2025-10-21 PSC Spooktacular Meet
200 Individual Medley SCY 2:07.62 A+0.93s to AA·+8.23s to Sectionals 2026-04-02 2026 YMCA SCY Time Trialsvenue
400 Individual Medley SCY 4:34.66 A+2.27s to AA·+19.57s to Sectionals 2025-10-21 PSC Spooktacular Meet
50 Freestyle LCM 27.98 A+0.59s to AA·+2.49s to Sectionals 2026-05-03 2026 MR COND May Meters Matter Invitationalvenue
100 Freestyle LCM 1:00.98 A+1.29s to AA·+5.49s to Sectionals 2026-05-02 2026 MR COND May Meters Matter Invitationalvenue
200 Freestyle LCM 2:14.67 A+3.18s to AA·+13.38s to Sectionals 2026-05-01 2026 MR COND May Meters Matter Invitationalvenue
400 Freestyle LCM 4:59.47 BB+7.38s to A·+41.88s to Sectionals 2025-01-01 2025 Condors Summer Solstice
50 Backstroke LCM 36.38 B+0.49s to BB·+8.49s to Futures 2024-06-12 Long Course Classic
100 Backstroke LCM 1:10.87 BB+1.28s to A·+8.88s to Sectionals 2026-05-03 2026 MR COND May Meters Matter Invitationalvenue
200 Backstroke LCM 2:31.36 BB+0.27s to A·+16.57s to Sectionals 2026-05-02 2026 MR COND May Meters Matter Invitationalvenue
50 Breaststroke LCM 40.99 B+1.40s to BB·+10.10s to Futures 2024-06-12 Long Course Classic
100 Breaststroke LCM 1:25.94 B+1.05s to BB·+16.25s to Sectionals 2026-05-03 2026 MR COND May Meters Matter Invitationalvenue
200 Breaststroke LCM 3:01.20 BB+9.81s to A·+28.61s to Sectionals 2026-05-02 2026 MR COND May Meters Matter Invitationalvenue
50 Butterfly LCM 32.84 BB+1.55s to A·+6.55s to Futures 2024-06-12 Long Course Classic
100 Butterfly LCM 1:06.67 A+2.18s to AA·+6.48s to Sectionals 2026-05-02 2026 MR COND May Meters Matter Invitationalvenue
200 Individual Medley LCM 2:38.10 BB+4.91s to A·+21.91s to Sectionals 2025-01-01 2025 Condors Summer Solstice
400 Individual Medley LCM 5:45.27 BB+15.98s to A·+55.38s to Sectionals 2024-06-12 Long Course Classic

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

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

LegCourseTime StartRelayDateMeet
100 Butterfly SCY 55.82 flying 400 Medley Relay (leg 3) 2026-04-02 2026 YMCA Short Course Nationals

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 15-16 · SCY

3686 points (6/6 events)

EventTime Points
500 FR SCY 5:31.62 578
200 BK SCY 2:11.47 596
200 BR SCY 2:31.13 569
200 FL SCY 2:16.23 566
200 IM SCY 2:07.62 697
400 IM SCY 4:34.66 680

IMR 15-16 · SCY

3305 points (5/5 events)

EventTime Points
200 FR SCY 1:57.33 656
100 BK SCY 58.79 640
100 BR SCY 1:10.59 545
100 FL SCY 55.03 767
200 IM SCY 2:07.62 697

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

PR splits

100 Freestyle SCY 51.57 RT 0.68s

24.66
26.91

Front half 24.66s · back half 26.91s

200 Freestyle SCY 1:57.33 split/total mismatch

27.42
29.89
30.31
29.71

500 Freestyle SCY 5:31.62 split/total mismatch

29.02
32.56
33.46
33.40
33.41
33.75
34.42
34.78
66.82

100 Backstroke SCY 58.79

28.52
30.27

Front half 28.52s · back half 30.27s

200 Backstroke SCY 2:11.47 split/total mismatch

31.74
32.74
33.81
33.18

100 Breaststroke SCY 1:10.59 split/total mismatch

33.74
3.11

Front half 33.74s · back half 36.85s

200 Breaststroke SCY 2:31.13 split/total mismatch

34.87
39.16
38.84
38.26

100 Butterfly SCY 55.03 RT 0.65s

25.68
29.35

Front half 25.68s · back half 29.35s

200 Butterfly SCY 2:16.23 split/total mismatch

29.68
34.11
36.63
35.81

200 Individual Medley SCY 2:07.62 RT 0.67s

28.30
32.22
37.69
29.41

Front half 60.52s · back half 67.10s

400 Individual Medley SCY 4:34.66 split/total mismatch

27.61
33.13
35.62
35.07
39.29
39.71
33.07
31.16

100 Freestyle LCM 1:00.98

29.30
31.68

Front half 29.30s · back half 31.68s

200 Freestyle LCM 2:14.67

29.90
33.18
35.77
35.82

Front half 63.08s · back half 71.59s

400 Freestyle LCM 4:59.47

32.15
36.61
37.82
39.32
38.93
39.24
38.45
36.95

Front half 145.90s · back half 153.57s

100 Backstroke LCM 1:10.87

34.92
35.95

Front half 34.92s · back half 35.95s

200 Backstroke LCM 2:31.36

35.47
37.72
39.75
38.42

Front half 73.19s · back half 78.17s

100 Breaststroke LCM 1:25.94

41.03
44.91

Front half 41.03s · back half 44.91s

200 Breaststroke LCM 3:01.20

41.06
45.85
47.15
47.14

Front half 86.91s · back half 94.29s

100 Butterfly LCM 1:06.67

30.79
35.88

Front half 30.79s · back half 35.88s

200 Individual Medley LCM 2:38.10

33.51
40.77
47.17
36.65

Front half 74.28s · back half 83.82s

400 Individual Medley LCM 5:45.27 split/total mismatch

37.67
42.70
46.33
40.51
50.63
49.37
40.57
37.49

Reaction time

fastest 0.65s average 0.667s slowest 0.68s 3 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
DateEventCourse TimeAge RoundMeet

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 Freestyle SCY 24.42 7 swims
100 Freestyle SCY 51.57 8 swims
200 Freestyle SCY 1:57.33 8 swims
500 Freestyle SCY 5:31.62 2 swims
50 Backstroke SCY 29.48 2 swims
100 Backstroke SCY 58.79 12 swims
200 Backstroke SCY 2:11.47 5 swims
50 Breaststroke SCY 32.24 1 swim
100 Breaststroke SCY 1:10.59 7 swims
200 Breaststroke SCY 2:31.13 4 swims
50 Butterfly SCY 30.49 1 swim
100 Butterfly SCY 55.03 14 swims
200 Butterfly SCY 2:16.23 4 swims
200 Individual Medley SCY 2:07.62 12 swims
400 Individual Medley SCY 4:34.66 4 swims
50 Freestyle LCM 27.98 2 swims
100 Freestyle LCM 1:00.98 2 swims
200 Freestyle LCM 2:14.67 2 swims
400 Freestyle LCM 4:59.47 1 swim
50 Backstroke LCM 36.38 1 swim
100 Backstroke LCM 1:10.87 3 swims
200 Backstroke LCM 2:31.36 2 swims
50 Breaststroke LCM 40.99 1 swim
100 Breaststroke LCM 1:25.94 3 swims
200 Breaststroke LCM 3:01.20 2 swims
50 Butterfly LCM 32.84 1 swim
100 Butterfly LCM 1:06.67 3 swims
200 Individual Medley LCM 2:38.10 2 swims
400 Individual Medley LCM 5:45.27 1 swim