Bofeng Shu

Mage 18EZMAMDSECAAESTMCDUN

382 plausible swims · 68 meets · 2020-10-02 → 2026-03-29

Personal records

Event	Course	Best	Cut	Date	Meet
50 Freestyle	SCY	21.91	AA+0.22s to AAA	2026-02-21	2026 Speedo MD LSC Senior Champs venue
100 Freestyle	SCY	47.98	AA+0.29s to AAA	2025-02-23	2025 Speedo MD LSC Senior Champs venue
200 Freestyle	SCY	1:45.60	AA+0.21s to AAA	2025-12-13	2025 ASC Holiday Invitational venue
500 Freestyle	SCY	4:56.87	AA+10.18s to AAA	2023-12-09	2023 ASC Holiday Invitational venue
1000 Freestyle	SCY	10:40.58	A+10.99s to AA		2023 FSC & EST Distance Dual venue
1650 Freestyle	SCY	17:42.70	A+13.31s to AA	2023-11-11	2023 FSC & EST Distance Dual venue
50 Backstroke	SCY	25.12	AA+0.83s to AAA	2026-02-20	2026 Speedo MD LSC Senior Champs venue
100 Backstroke	SCY	53.15	AA+1.56s to AAA	2026-02-21	2026 Speedo MD LSC Senior Champs venue
200 Backstroke	SCY	1:57.59	AA+4.10s to AAA	2026-02-22	2026 Speedo MD LSC Senior Champs venue
50 Breaststroke	SCY	30.27	A+0.98s to AA	2025-11-13	MERC and CC November Invite
100 Breaststroke	SCY	1:05.73	BB+1.54s to A	2023-11-18	2023 NBAC Thanksgiving Meet venue
200 Breaststroke	SCY	2:24.41	BB+4.82s to A	2024-11-04	Mercersburg Academy and Chambersburg Chargers November Invite
50 Butterfly	SCY	24.46	AA+0.17s to AAA	2026-01-10	EST SPEEDO Mid-Winter Invite fast pool
100 Butterfly	SCY	56.77	BB+0.58s to A	2024-12-19	LAC Arena Holiday Cup 2024
200 Butterfly	SCY	2:16.01	BB+9.52s to A	2024-12-28	2024 Speedo IMX Distance Challenge venue
100 Individual Medley	SCY	57.65		2025-01-18	2025 Retriever Classic venue
200 Individual Medley	SCY	2:02.97	A+1.48s to AA	2023-12-10	2023 ASC Holiday Invitational venue
400 Individual Medley	SCY	4:34.67	BB+1.08s to A	2024-10-06	2024 Eagle Swim Team Senior Invite venue
50 Freestyle	LCM	24.67	AAA+0.68s to AAAA	2025-03-29	2025 Speedo Sectional Championship venue
100 Freestyle	LCM	54.17	AAA+1.48s to AAAA	2026-03-29	2026 Speedo Sectional Championship venue
200 Freestyle	LCM	2:00.14	AAA+4.95s to AAAA	2025-07-31	2025 MD LSC LC Championships venue
400 Freestyle	LCM	4:28.27	AA+10.98s to AAA	2025-06-01	2025 Eagle Swim Team Speedo Sizzler venue
800 Freestyle	LCM	9:41.64	A+18.35s to AA	2024-05-31	2024 Eagle Swim Team Speedo Sizzler venue
50 Backstroke	LCM	29.11	AAA+1.12s to AAAA	2026-03-27	2026 Speedo Sectional Championship venue
100 Backstroke	LCM	1:02.93	AA+1.54s to AAA	2025-06-20	2025 Synergy Dryland Summer Sizzler venue
200 Backstroke	LCM	2:19.88	A+0.09s to AA	2024-08-01	2024 MD LSC LC Championships venue
100 Breaststroke	LCM	1:14.69	A+3.10s to AA	2025-07-11	2025 Sandbox Invitational venue
200 Breaststroke	LCM	2:55.24	BB+11.95s to A	2023-01-15	2023 Fox Winter Long Course Challenge venue
50 Butterfly	LCM	28.29	AA+0.90s to AAA	2024-07-01	KA Firecracker Classic Long Course A/BB/C Invitational
100 Butterfly	LCM	1:00.61	AA+1.72s to AAA	2025-06-19	2025 Synergy Dryland Summer Sizzler venue
200 Butterfly	LCM	3:05.40	+17.61s to B	2023-04-23	2023 EST Spring Into Long Course venue
200 Individual Medley	LCM	2:18.38	AA+2.69s to AAA	2025-08-02	2025 MD LSC LC Championships venue
400 Individual Medley	LCM	5:19.96	BB+1.97s to A	2024-04-28	2024 NAAC Carol Chidester Invite venue

Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.

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	SCY	21.93	flat	200 Free Relay	2026-01-31	2026 MIAA A Swimming Championships
50 Freestyle	SCY	21.42	flying	200 Medley Relay (leg 4)	2026-01-31	2026 MIAA A Swimming Championships
100 Freestyle	SCY	50.89	flat	400 Free Relay	2023-03-11	2023 Speedo MD LSC JR Champs - FSC Site
100 Freestyle	LCM	1:00.61	flat	400 Free Relay	2021-07-29	2021 MD LSC Summer Championships
100 Freestyle	LCM	54.42	flying	400 Free Relay (leg 4)	2025-07-31	2025 MD LSC LC Championships
100 Freestyle	LCM	55.24	flying	400 Medley Relay (leg 4)	2026-03-29	2026 Speedo Sectional 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.

IMX / IMR

IMX 17-18 · SCY

4044 points (6/6 events)

Event	Time	Points
500 FR SCY	4:56.87	772
200 BK SCY	1:57.59	772
200 BR SCY	2:24.41	598
200 FL SCY	2:16.01	525
200 IM SCY	2:02.97	727
400 IM SCY	4:34.67	650

IMR 17-18 · LCM

3917 points (5/5 events)

Event	Time	Points
200 FR LCM	2:00.14	869
100 BK LCM	1:02.93	790
100 BR LCM	1:14.69	661
100 FL LCM	1:00.61	788
200 IM LCM	2:18.38	809

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

PR splits

100 Freestyle SCY 47.98

23.12

24.86

Front half 23.12s · back half 24.86s

200 Freestyle SCY 1:45.60

24.16

26.54

27.20

27.70

Front half 50.70s · back half 54.90s

500 Freestyle SCY 4:56.87

26.14

28.61

29.40

30.15

30.26

30.39

30.60

30.82

30.54

29.96

Front half 144.56s · back half 152.31s

1650 Freestyle SCY 17:42.70

27.06

30.43

31.73

31.81

32.09

31.99

31.83

32.36

32.26

32.38

32.55

32.54

32.65

32.63

32.82

32.70

32.98

32.08

32.95

32.74

32.51

32.44

32.88

33.10

32.92

32.62

33.10

32.51

32.26

32.75

32.37

32.08

30.58

100 Backstroke SCY 53.15

25.82

27.33

Front half 25.82s · back half 27.33s

200 Backstroke SCY 1:57.59

26.62

28.78

30.61

31.58

Front half 55.40s · back half 62.19s

50 Breaststroke SCY 30.27 split/total mismatch

13.75

2.77

Front half 13.75s · back half 16.52s

100 Breaststroke SCY 1:05.73

31.03

34.70

Front half 31.03s · back half 34.70s

200 Breaststroke SCY 2:24.41 split/total mismatch

32.31

36.67

38.22

37.21

100 Butterfly SCY 56.77 split/total mismatch

26.45

3.87

Front half 26.45s · back half 30.32s

200 Butterfly SCY 2:16.01

27.60

32.63

37.35

38.43

Front half 60.23s · back half 75.78s

100 Individual Medley SCY 57.65

26.86

30.79

Front half 26.86s · back half 30.79s

200 Individual Medley SCY 2:02.97

25.89

31.36

37.34

28.38

Front half 57.25s · back half 65.72s

400 Individual Medley SCY 4:34.67

27.65

31.82

35.15

35.45

40.88

41.63

31.09

31.00

Front half 130.07s · back half 144.60s

100 Freestyle LCM 54.17

26.05

28.12

Front half 26.05s · back half 28.12s

200 Freestyle LCM 2:00.14

28.03

30.66

30.84

30.61

Front half 58.69s · back half 61.45s

400 Freestyle LCM 4:28.27

61.57

33.10

34.03

34.58

35.25

35.16

34.58

800 Freestyle LCM 9:41.64

31.29

34.63

36.24

36.75

36.74

36.78

37.17

36.95

37.72

36.97

37.71

36.78

36.74

37.16

36.04

35.97

Front half 286.55s · back half 295.09s

200 Backstroke LCM 2:19.88

32.48

34.97

36.28

36.15

Front half 67.45s · back half 72.43s

100 Breaststroke LCM 1:14.69

35.69

39.00

Front half 35.69s · back half 39.00s

200 Breaststroke LCM 2:55.24

40.17

44.00

45.53

45.54

Front half 84.17s · back half 91.07s

200 Butterfly LCM 3:05.40

33.78

44.30

52.56

54.76

Front half 78.08s · back half 107.32s

200 Individual Medley LCM 2:18.38

28.33

35.18

43.40

31.47

Front half 63.51s · back half 74.87s

400 Individual Medley LCM 5:19.96

32.64

38.10

43.24

40.70

48.25

47.50

35.06

34.47

Front half 154.68s · back half 165.28s

Reaction time

fastest 0.63s average 0.670s slowest 0.74s 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 21.91 25 swims

100 Freestyle SCY 47.98 25 swims

200 Freestyle SCY 1:45.60 16 swims

500 Freestyle SCY 4:56.87 15 swims

1000 Freestyle SCY 10:40.58 1 swim

1650 Freestyle SCY 17:42.70 3 swims

50 Backstroke SCY 25.12 5 swims

100 Backstroke SCY 53.15 21 swims

200 Backstroke SCY 1:57.59 16 swims

50 Breaststroke SCY 30.27 1 swim

100 Breaststroke SCY 1:05.73 10 swims

200 Breaststroke SCY 2:24.41 11 swims

50 Butterfly SCY 24.46 2 swims

100 Butterfly SCY 56.77 7 swims

200 Butterfly SCY 2:16.01 5 swims

100 Individual Medley SCY 57.65 3 swims

200 Individual Medley SCY 2:02.97 10 swims

400 Individual Medley SCY 4:34.67 6 swims

50 Freestyle LCM 24.67 32 swims

100 Freestyle LCM 54.17 30 swims

200 Freestyle LCM 2:00.14 22 swims

400 Freestyle LCM 4:28.27 10 swims

800 Freestyle LCM 9:41.64 3 swims

50 Backstroke LCM 29.11 5 swims

100 Backstroke LCM 1:02.93 29 swims

200 Backstroke LCM 2:19.88 16 swims

100 Breaststroke LCM 1:14.69 13 swims

200 Breaststroke LCM 2:55.24 3 swims

50 Butterfly LCM 28.29 1 swim

100 Butterfly LCM 1:00.61 11 swims

200 Butterfly LCM 3:05.40 1 swim

200 Individual Medley LCM 2:18.38 16 swims

400 Individual Medley LCM 5:19.96 3 swims