Chenglin Song

Mage 99MDPVWVRMSCRMSCR

127 plausible swims · 21 meets · 2025-10-17 → 2026-06-28

Personal records

Event	Course	Best	Date	Meet
50 Freestyle	SCY	25.45	2025-12-07	2025 PV Turkey Claus Showdown venue
100 Freestyle	SCY	56.09	2026-01-16	2026 RAC Classic
200 Freestyle	SCY	1:57.76	2026-03-13	2026 PV SC 14 & Under Championships - copied venue
500 Freestyle	SCY	5:10.34	2026-03-14	2026 PV SC 14 & Under Championships - copied venue
1000 Freestyle	SCY	10:33.71	2026-03-15	2026 PV SC 14 & Under Championships - copied venue
1650 Freestyle	SCY	17:57.08	2026-03-12	2026 PV SC 14 & Under Championships - copied venue
50 Backstroke	SCY	30.00	2026-01-16	2026 RAC Classic
100 Backstroke	SCY	1:03.21	2026-01-16	2026 RAC Classic
200 Backstroke	SCY	2:15.53	2026-01-16	2026 RAC Classic
100 Breaststroke	SCY	1:17.97	2025-12-06	2025 PV Turkey Claus Showdown venue
200 Breaststroke	SCY	2:45.60	2026-01-24	2026 USAS IMX Games fast pool
50 Butterfly	SCY	29.04	2026-01-16	2026 RAC Classic
100 Butterfly	SCY	1:06.56	2025-12-05	2025 PV Turkey Claus Showdown venue
200 Butterfly	SCY	2:20.06	2026-01-23	2026 USAS IMX Games fast pool
100 Individual Medley	SCY	1:04.58	2026-01-16	2026 RAC Classic
200 Individual Medley	SCY	2:17.37	2026-01-23	2026 USAS IMX Games fast pool
400 Individual Medley	SCY	4:44.99	2026-03-13	2026 PV SC 14 & Under Championships - copied venue
50 Freestyle	LCM	28.05	2026-06-28	PV LC Open 2 - Fairland site venue
100 Freestyle	LCM	1:01.08	2026-05-30	Maryland State LC Championship venue
200 Freestyle	LCM	2:09.70	2026-05-31	Maryland State LC Championship venue
400 Freestyle	LCM	4:35.52	2026-05-29	Maryland State LC Championship venue
800 Freestyle	LCM	9:37.29	2026-06-13	2026 PV LC Distance Meet venue
100 Backstroke	LCM	1:13.37	2026-05-30	Maryland State LC Championship venue
200 Backstroke	LCM	2:40.75	2026-06-21	PV LC Open 1 venue
100 Breaststroke	LCM	1:30.23	2026-06-21	PV LC Open 1 venue
100 Butterfly	LCM	1:14.08	2026-05-15	2026 Abby Seeger Memorial Invitational
200 Butterfly	LCM	2:54.23	2026-06-21	PV LC Open 1 venue
200 Individual Medley	LCM	2:33.23	2026-05-15	2026 Abby Seeger Memorial Invitational
400 Individual Medley	LCM	5:31.99	2026-05-31	Maryland State LC Championship venue

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.

PR splits

100 Freestyle SCY 56.09

27.32

57.46

26.88

56.09

200 Freestyle SCY 1:57.76

26.71

29.00

31.06

30.99

Front half 55.71s · back half 62.05s

500 Freestyle SCY 5:10.34

27.13

30.32

31.01

31.85

31.53

31.85

31.59

32.18

31.93

30.95

Front half 151.84s · back half 158.50s

1000 Freestyle SCY 10:33.71

27.02

30.77

31.70

30.99

31.98

31.91

32.24

32.08

32.27

32.70

32.52

31.26

33.26

32.25

33.28

31.84

32.32

32.06

31.72

29.54

Front half 313.66s · back half 320.05s

1650 Freestyle SCY 17:57.08

28.84

32.74

33.27

33.37

33.61

33.28

33.80

33.45

33.99

33.42

33.20

33.08

33.22

32.54

32.83

32.97

33.32

32.76

32.48

33.23

33.53

32.02

32.51

32.68

33.55

32.17

32.25

32.10

31.79

32.36

31.42

30.98

30.32

100 Backstroke SCY 1:03.21

35.76

71.96

30.73

63.21

200 Backstroke SCY 2:15.53

32.01

34.31

34.72

34.49

Front half 66.32s · back half 69.21s

100 Breaststroke SCY 1:17.97

36.46

41.51

Front half 36.46s · back half 41.51s

200 Breaststroke SCY 2:45.60

37.63

42.55

43.88

41.54

Front half 80.18s · back half 85.42s

100 Butterfly SCY 1:06.56

30.47

36.09

Front half 30.47s · back half 36.09s

200 Butterfly SCY 2:20.06

29.92

35.34

37.17

37.63

Front half 65.26s · back half 74.80s

100 Individual Medley SCY 1:04.58

30.12

61.93

30.14

64.58

200 Individual Medley SCY 2:17.37

29.50

35.27

43.27

29.33

Front half 64.77s · back half 72.60s

400 Individual Medley SCY 4:44.99

29.62

36.35

34.94

35.80

41.88

43.65

31.86

30.89

Front half 136.71s · back half 148.28s

100 Freestyle LCM 1:01.08

29.75

31.33

Front half 29.75s · back half 31.33s

200 Freestyle LCM 2:09.70

29.12

32.85

34.12

33.61

Front half 61.97s · back half 67.73s

400 Freestyle LCM 4:35.52

30.97

34.07

35.55

35.48

35.60

34.95

34.33

34.57

Front half 136.07s · back half 139.45s

800 Freestyle LCM 9:37.29

31.83

35.02

35.73

36.46

36.68

35.62

36.39

36.94

36.80

36.59

36.90

36.79

37.03

36.74

36.73

35.04

Front half 284.67s · back half 292.62s

100 Backstroke LCM 1:13.37

35.25

38.12

Front half 35.25s · back half 38.12s

200 Backstroke LCM 2:40.75

37.50

42.55

39.61

41.09

Front half 80.05s · back half 80.70s

100 Breaststroke LCM 1:30.23

42.42

47.81

Front half 42.42s · back half 47.81s

200 Butterfly LCM 2:54.23

34.73

43.49

45.59

50.42

Front half 78.22s · back half 96.01s

400 Individual Medley LCM 5:31.99

33.68

42.47

43.12

40.92

50.36

50.03

36.29

35.12

Front half 160.19s · back half 171.80s

Progression

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

50 Freestyle SCY 25.45 10 swims

100 Freestyle SCY 56.09 10 swims

200 Freestyle SCY 1:57.76 9 swims

500 Freestyle SCY 5:10.34 8 swims

1000 Freestyle SCY 10:33.71 2 swims

1650 Freestyle SCY 17:57.08 1 swim

50 Backstroke SCY 30.00 4 swims

100 Backstroke SCY 1:03.21 8 swims

200 Backstroke SCY 2:15.53 7 swims

100 Breaststroke SCY 1:17.97 4 swims

200 Breaststroke SCY 2:45.60 3 swims

50 Butterfly SCY 29.04 2 swims

100 Butterfly SCY 1:06.56 4 swims

200 Butterfly SCY 2:20.06 3 swims

100 Individual Medley SCY 1:04.58 6 swims

200 Individual Medley SCY 2:17.37 7 swims

400 Individual Medley SCY 4:44.99 4 swims

50 Freestyle LCM 28.05 4 swims

100 Freestyle LCM 1:01.08 4 swims

200 Freestyle LCM 2:09.70 4 swims

400 Freestyle LCM 4:35.52 3 swims

800 Freestyle LCM 9:37.29 1 swim

100 Backstroke LCM 1:13.37 4 swims

200 Backstroke LCM 2:40.75 1 swim

100 Breaststroke LCM 1:30.23 1 swim

100 Butterfly LCM 1:14.08 3 swims

200 Butterfly LCM 2:54.23 1 swim

200 Individual Medley LCM 2:33.23 5 swims

400 Individual Medley LCM 5:31.99 4 swims