swimstats

Justin Jarczynski

MAMEZMAPVVAPOORMSC

132 plausible swims · 23 meets · 2023-03-24 → 2026-05-31

Personal records

EventCourseBest CutDateMeet
50 Freestyle SCY 23.81 +1.42s to Sectionals 2026-01-18 2026 RMSC January Intrasquad Meetvenue
100 Freestyle SCY 49.75 +1.26s to Sectionals 2026-03-08 2026 PV Short Course Open Championshipsvenue
200 Freestyle SCY 1:45.93 Sectionals ✓+10.94s to US Open 2026-02-21 2026 MPSSAA_321A State Championshipsvenue
500 Freestyle SCY 4:41.20 Sectionals ✓+21.31s to US Open 2025-12-11 2025 Riley Eaton Holiday Invitational
1000 Freestyle SCY 9:42.62 Sectionals ✓+37.83s to US Open 2025-12-11 2025 Riley Eaton Holiday Invitational
1650 Freestyle SCY 16:18.84 Sectionals ✓+70.85s to US Open 2025-12-11 2025 Riley Eaton Holiday Invitationalvenue
100 Backstroke SCY 56.84 +2.35s to Sectionals 2025-11-01 NOVA Senior Classicvenue
200 Backstroke SCY 1:57.88 Sectionals ✓+14.59s to US Open 2025-11-02 NOVA Senior Classicvenue
100 Breaststroke SCY 1:02.10 +0.61s to Sectionals 2026-01-18 2026 RMSC January Intrasquad Meetvenue
200 Breaststroke SCY 2:12.82 Sectionals ✓+16.43s to US Open 2025-11-01 NOVA Senior Classicvenue
100 Butterfly SCY 54.56 +1.37s to Sectionals 2025-12-11 2025 Riley Eaton Holiday Invitational
200 Butterfly SCY 1:54.98 Sectionals ✓+10.19s to US Open 2025-12-11 2025 Riley Eaton Holiday Invitational
200 Individual Medley SCY 1:58.11 Sectionals ✓+12.72s to US Open 2026-03-08 2026 PV Short Course Open Championshipsvenue
400 Individual Medley SCY 4:05.58 Sectionals ✓+17.89s to US Open 2025-12-11 2025 Riley Eaton Holiday Invitational
200 Freestyle LCM 2:01.75 +0.46s to Sectionals 2026-05-15 2026 EZ LC Speedo Super Sectionalsvenue
400 Freestyle LCM 4:15.98 Sectionals ✓+16.89s to US Open 2025-08-09 2025 LC Senior Zone Championshipvenue
800 Freestyle LCM 8:48.83 Sectionals ✓+33.44s to US Open 2025-08-07 2025 LC Senior Zone Championshipvenue
1500 Freestyle LCM 16:42.44 Sectionals ✓+51.05s to US Open 2025-08-10 2025 LC Senior Zone Championshipvenue
200 Backstroke LCM 2:22.36 +7.57s to Sectionals 2026-05-31 Maryland State LC Championshipvenue
100 Breaststroke LCM 1:16.26 +6.57s to Sectionals 2026-05-31 Maryland State LC Championshipvenue
200 Breaststroke LCM 2:43.10 +10.51s to Sectionals 2026-05-30 Maryland State LC Championshipvenue
200 Butterfly LCM 2:11.35 Sectionals ✓+8.36s to US Open 2025-08-09 2025 LC Senior Zone Championshipvenue
200 Individual Medley LCM 2:19.88 +3.69s to Sectionals 2026-05-30 Maryland State LC Championshipvenue
400 Individual Medley LCM 4:44.50 Sectionals ✓+15.61s to US Open 2025-08-08 2025 LC Senior Zone Championshipvenue

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
50 Freestyle SCY 22.94 flying 200 Free Relay (leg 2) 2026-02-09 2026 METRO Championships
100 Freestyle SCY 49.37 flying 400 Free Relay (leg 2) 2026-02-14 2026 MPSSAA 3A2A1A West Region
200 Freestyle SCY 1:47.21 flat 800 Free Relay 2025-03-28 2025 EZ Reg 2 SC Speedo Champ Series
200 Freestyle SCY 1:49.23 flying 800 Free Relay (leg 4) 2024-03-22 2024 EZ North Region Speedo Sectional Champs
50 Butterfly SCY 24.53 flying 200 Medley Relay (leg 3) 2026-02-21 2026 MPSSAA_321A State Championships
200 Freestyle LCM 2:00.56 flying 800 Free Relay (leg 4) 2025-08-09 2025 LC Senior Zone Championship
100 Butterfly LCM 1:02.11 flying 400 Medley Relay (leg 3) 2025-08-10 2025 LC Senior Zone Championship

Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.

PR splits

100 Freestyle SCY 49.75

24.04
25.71

Front half 24.04s · back half 25.71s

200 Freestyle SCY 1:45.93

24.42
26.52
27.31
27.68

Front half 50.94s · back half 54.99s

500 Freestyle SCY 4:41.20 split/total mismatch

25.75
27.91
28.22
28.48
28.51
28.78
28.64
28.51
28.45
27.95

1000 Freestyle SCY 9:42.62 split/total mismatch

26.36
28.53
28.33
28.81
29.03
29.07
29.42
29.31
29.36
29.42
29.35
29.86
29.74
29.81
29.76
29.97
29.43
29.61
29.16
28.29

1650 Freestyle SCY 16:18.84

27.14
29.62
29.70
29.66
30.15
29.60
29.86
29.86
30.00
29.51
29.63
30.07
29.76
30.14
30.07
29.65
29.90
29.48
30.17
29.69
29.68
30.06
29.52
29.64
29.89
29.89
29.86
29.97
29.78
29.70
29.49
29.18
28.52

100 Backstroke SCY 56.84

27.78
29.06

Front half 27.78s · back half 29.06s

200 Backstroke SCY 1:57.88

28.15
29.81
29.68
30.24

Front half 57.96s · back half 59.92s

100 Breaststroke SCY 1:02.10

29.60
32.50

Front half 29.60s · back half 32.50s

200 Breaststroke SCY 2:12.82

30.61
33.25
33.87
35.09

Front half 63.86s · back half 68.96s

200 Butterfly SCY 1:54.98 split/total mismatch

26.01
3.21
0.05
1.21

Front half 29.22s · back half 85.76s

200 Individual Medley SCY 1:58.11

25.71
29.93
35.20
27.27

Front half 55.64s · back half 62.47s

400 Individual Medley SCY 4:05.58 split/total mismatch

25.75
29.40
31.20
31.50
35.62
36.09
28.50
27.52

200 Freestyle LCM 2:01.75

58.94
62.81

Front half 58.94s · back half 62.81s

400 Freestyle LCM 4:15.98

29.81
32.33
32.20
33.25
32.03
32.72
31.99
31.65

Front half 127.59s · back half 128.39s

800 Freestyle LCM 8:48.83

29.80
32.26
32.41
33.07
33.15
33.42
33.30
33.79
32.83
33.56
33.38
34.13
33.48
33.85
33.04
33.36

Front half 261.20s · back half 267.63s

1500 Freestyle LCM 16:42.44

30.41
33.05
33.29
33.69
34.22
34.17
33.80
33.70
33.90
33.88
33.35
34.06
33.37
34.32
33.81
34.17
33.73
33.51
33.34
34.23
33.19
33.69
33.47
33.61
32.93
33.77
32.76
33.10
32.18
31.74

Front half 503.02s · back half 499.42s

200 Backstroke LCM 2:22.36

33.47
35.51
36.80
36.58

Front half 68.98s · back half 73.38s

100 Breaststroke LCM 1:16.26

36.02
40.24

Front half 36.02s · back half 40.24s

200 Breaststroke LCM 2:43.10

37.68
40.74
41.68
43.00

Front half 78.42s · back half 84.68s

200 Butterfly LCM 2:11.35

29.50
33.92
33.63
34.30

Front half 63.42s · back half 67.93s

200 Individual Medley LCM 2:19.88

29.49
36.76
41.78
31.85

Front half 66.25s · back half 73.63s

400 Individual Medley LCM 4:44.50

29.77
33.41
37.21
36.31
41.48
41.92
32.36
32.04

Front half 136.70s · back half 147.80s

Reaction time

fastest 1.84s average 1.840s slowest 1.84s 1 electronic start

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 23.81 1 swim
100 Freestyle SCY 49.75 2 swims
200 Freestyle SCY 1:45.93 5 swims
500 Freestyle SCY 4:41.20 17 swims
1000 Freestyle SCY 9:42.62 6 swims
1650 Freestyle SCY 16:18.84 7 swims
100 Backstroke SCY 56.84 1 swim
200 Backstroke SCY 1:57.88 2 swims
100 Breaststroke SCY 1:02.10 2 swims
200 Breaststroke SCY 2:12.82 1 swim
100 Butterfly SCY 54.56 2 swims
200 Butterfly SCY 1:54.98 13 swims
200 Individual Medley SCY 1:58.11 8 swims
400 Individual Medley SCY 4:05.58 14 swims
200 Freestyle LCM 2:01.75 4 swims
400 Freestyle LCM 4:15.98 10 swims
800 Freestyle LCM 8:48.83 5 swims
1500 Freestyle LCM 16:42.44 5 swims
200 Backstroke LCM 2:22.36 1 swim
100 Breaststroke LCM 1:16.26 1 swim
200 Breaststroke LCM 2:43.10 1 swim
200 Butterfly LCM 2:11.35 12 swims
200 Individual Medley LCM 2:19.88 1 swim
400 Individual Medley LCM 4:44.50 11 swims