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BOSTON MARATHON 2025

Chungyu Wang

Bib: 5756•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 26%
Gender (Male)
#0 / 16105
Top 39%
Masters (Masters Men)
#0 / 10463
Top 26%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:42/mi
20:48
↑ 97↓ 3451.5%
10K· 6.21 mi
6:54/mi
42:15
↑ 79↓ 1380.4%
15K· 9.32 mi
6:54/mi
1:03:41
↑ 67↓ 78
20K· 12.43 mi
7:07/mi
1:25:49
↑ 106↓ 860.1%
Half· 13.11 mi
7:31/mi
1:30:57
↑ 19↓ 370.5%
25K· 15.53 mi
7:07/mi
1:48:13
↑ 66↓ 880.2%
30K· 18.64 mi
7:11/mi
2:10:33
↑ 181↓ 1480.2%
20M
7:28/mi
2:20:42
↑ 64↓ 500.2%
21M
8:27/mi
2:29:09
↑ 106↓ 241.6%
35K· 21.75 mi
7:02/mi
2:34:25
↑ 17↓ 861.7%
23M
7:46/mi
2:44:09
↑ 23↓ 630.6%
24M
8:05/mi
2:52:14
↓ 821.3%
40K· 24.85 mi
8:25/mi
2:59:26
↓ 200.3%
25.2M
11:07/mi
3:03:16
↑ 13↓ 160.2%
Finish· 26.22 mi
7:48/mi
3:11:13
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:57
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1120:486:4220:48
6:42
-
10K
6.21 mi10:47:3842:156:4821:27
6:54
+0:12
15K
9.32 mi11:09:041:03:416:5021:26
6:54
0:00
20K
12.43 mi11:31:121:25:496:5422:08
7:07
+0:13
Half
13.11 mi11:36:201:30:576:565:08
7:31
+0:24
25K
15.53 mi11:53:361:48:136:5817:16
7:07
-0:24
30K
18.64 mi12:15:562:10:337:0022:20
7:11
+0:04
20M
20.00 mi12:26:052:20:427:0210:09
7:28
+0:17
21M
21.00 mi12:34:322:29:097:068:27
8:27
+0:59
35K
21.75 mi12:39:482:34:257:065:16
7:02
-1:25
23M
23.00 mi12:49:322:44:097:089:44
7:46
+0:44
24M
24.00 mi12:57:372:52:147:118:05
8:05
+0:19
40K
24.85 mi13:04:492:59:267:137:12
8:25
+0:20
25.2M
25.20 mi13:08:393:03:167:163:50
11:07
+2:42
Finish
26.22 mi13:16:363:11:137:187:57
7:48
-3:19

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:42 /mi

Average Pace

7:18 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:41

33% of race

Time at Steady Pace

1:39:58

52% of race

Time at Slower Pace

27:34

14% of race

Average Pace: 7:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:26:1120:486:4220:48
6:42
#5389
10K
6.21 mi10:47:3842:156:4821:27
6:54
#6288
15K
9.32 mi11:09:041:03:416:5021:26
6:54
#6500
20K
12.43 mi11:31:121:25:496:5422:08
7:07
#6860
Half
13.11 mi11:36:201:30:576:565:08
7:31
#7103
25K
15.53 mi11:53:361:48:136:5817:16
7:07
#7035
30K
18.64 mi12:15:562:10:337:0022:20
7:11
#6695
20M
20.00 mi12:26:052:20:427:0210:09
7:28
#6603
21M
21.00 mi12:34:322:29:097:068:27
8:27
#6719
35K
21.75 mi12:39:482:34:257:065:16
7:02
#6632
23M
23.00 mi12:49:322:44:097:089:44
7:46
#6644
24M
24.00 mi12:57:372:52:147:118:05
8:05
#6826
40K
24.85 mi13:04:492:59:267:137:12
8:25
#7006
25.2M
25.20 mi13:08:393:03:167:163:50
11:07
#7265
Finish
26.22 mi13:16:363:11:137:187:57
7:48
#7380
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5389500650066940(Top 24%)6204(Top 39%)6204(Top 276%)
10K6.21 mi3.10 mi6288-8995754-7485754-7487248(Top 26%)6470(Top 40%)6470(Top 288%)
15K9.32 mi3.11 mi6500-2125889-1355889-1356940(Top 24%)6204(Top 39%)6204(Top 276%)
20K12.43 mi3.11 mi6860-3606176-2876176-2877654(Top 27%)6645(Top 41%)6645(Top 296%)
Half13.11 mi0.68 mi7103-2436345-1696345-16911824(Top 42%)8932(Top 55%)8932(Top 398%)
25K15.53 mi2.42 mi7035+686281+646281+647094(Top 25%)6184(Top 38%)6184(Top 275%)
30K18.64 mi3.11 mi6695+3405978+3035978+3035828(Top 21%)5186(Top 32%)5186(Top 231%)
20M20.00 mi1.36 mi6603+925886+925886+926787(Top 24%)5699(Top 35%)5699(Top 254%)
21M21.00 mi1.00 mi6719-1165954-685954-6810120(Top 36%)7417(Top 46%)7417(Top 330%)
35K21.75 mi0.75 mi6632+875872+825872+825619(Top 20%)4807(Top 30%)4807(Top 214%)
23M23.00 mi1.25 mi6644-125848+245848+248373(Top 29%)6369(Top 40%)6369(Top 283%)
24M24.00 mi1.00 mi6826-1825950-1025950-10211746(Top 41%)8019(Top 50%)8019(Top 357%)
40K24.85 mi0.85 mi7006-1806040-906040-9012873(Top 45%)8452(Top 52%)8452(Top 376%)
25.2M25.20 mi0.35 mi7265-2596198-1586198-15820927(Top 74%)12235(Top 76%)12235(Top 545%)
Finish26.22 mi1.02 mi7380-1156236-386236-3811399(Top 40%)7694(Top 48%)7694(Top 342%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6940

Males

6204

M40-44

6204

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

7248

Males

6470

M40-44

6470

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6940

Males

6204

M40-44

6204

15K→20K

9.3 - 12.4 mi

Top 27%
×5story building
+106ft-86ft

Overall

7654

Males

6645

M40-44

6645

20K→Half

12.4 - 13.1 mi

Top 42%
×2story building
+19ft-37ft

Overall

11824

Males

8932

M40-44

8932

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

7094

Males

6184

M40-44

6184

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5828

Males

5186

M40-44

5186

30K→20M

18.6 - 20.0 mi

Top 24%
×5story building
+64ft-50ft

Overall

6787

Males

5699

M40-44

5699

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10120

Males

7417

M40-44

7417

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5619

Males

4807

M40-44

4807

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

8373

Males

6369

M40-44

6369

23M→24M

23.0 - 24.0 mi

Top 41%
×6story building
+12ft-82ft

Overall

11746

Males

8019

M40-44

8019

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12873

Males

8452

M40-44

8452

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20927

Males

12235

M40-44

12235

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11399

Males

7694

M40-44

7694

Passing Analysis

Category:
Athletes Passed
1110
Passed By
3101
Net Change
-1991
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5389
5K → 10K22921-899#5389#6288
10K → 15K90302-212#6288#6500
15K → 20K44404-360#6500#6860
20K → Half2245-243#6860#7103
Half → 25K14779+68#7103#7035
25K → 30K37131+340#7035#6695
30K → 20M13644+92#6695#6603
20M → 21M36152-116#6603#6719
21M → 35K947+87#6719#6632
35K → 23M8193-12#6632#6644
23M → 24M30212-182#6644#6826
24M → 40K25205-180#6826#7006
40K → 25.2M2261-259#7006#7265
25.2M → Finish30145-115#7265#7380
TOTALS11103101-1991
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing