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BOSTON MARATHON 2025

Tsz Ying Vut

Bib: 3038•F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 9%
Gender (Female)
#0 / 12228
Top 1%
Division (F18-39)
#0 / 5469
Top 2%
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
6:17/mi
19:32
↑ 97↓ 3451.5%
10K· 6.21 mi
6:18/mi
39:07
↑ 79↓ 1380.4%
15K· 9.32 mi
6:21/mi
58:51
↑ 67↓ 78
20K· 12.43 mi
6:25/mi
1:18:46
↑ 106↓ 860.1%
Half· 13.11 mi
6:23/mi
1:23:07
↑ 19↓ 370.5%
25K· 15.53 mi
6:26/mi
1:38:42
↑ 66↓ 880.2%
30K· 18.64 mi
6:49/mi
1:59:53
↑ 181↓ 1480.2%
20M
6:53/mi
2:09:14
↑ 64↓ 500.2%
21M
7:19/mi
2:16:33
↑ 106↓ 241.6%
35K· 21.75 mi
6:33/mi
2:21:27
↑ 17↓ 861.7%
23M
6:43/mi
2:29:52
↑ 23↓ 630.6%
24M
6:31/mi
2:36:23
↓ 821.3%
40K· 24.85 mi
6:38/mi
2:42:03
↓ 200.3%
25.2M
7:38/mi
2:44:41
↑ 13↓ 160.2%
Finish· 26.22 mi
6:51/mi
2:51:40
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:07
Pace6:20 /mi
2nd Half
Distance13.11 mi
Time1:28:33
Pace6:45 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2619:326:1719:32
6:17
-
10K
6.21 mi10:40:0139:076:1819:35
6:18
+0:01
15K
9.32 mi10:59:4558:516:1919:44
6:21
+0:03
20K
12.43 mi11:19:401:18:466:2019:55
6:25
+0:04
Half
13.11 mi11:24:011:23:076:204:21
6:23
-0:02
25K
15.53 mi11:39:361:38:426:2115:35
6:26
+0:03
30K
18.64 mi12:00:471:59:536:2621:11
6:49
+0:23
20M
20.00 mi12:10:082:09:146:289:21
6:53
+0:04
21M
21.00 mi12:17:272:16:336:307:19
7:19
+0:26
35K
21.75 mi12:22:212:21:276:304:54
6:33
-0:46
23M
23.00 mi12:30:462:29:526:318:25
6:43
+0:10
24M
24.00 mi12:37:172:36:236:316:31
6:31
-0:12
40K
24.85 mi12:42:572:42:036:315:40
6:38
+0:07
25.2M
25.20 mi12:45:352:44:416:322:38
7:38
+1:00
Finish
26.22 mi12:52:342:51:406:336:59
6:51
-0:47

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

6:17 /mi

Average Pace

6:33 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:51

34% of race

Time at Steady Pace

1:05:21

38% of race

Time at Slower Pace

47:28

28% of race

Average Pace: 6:33 /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 mi10:20:2619:326:1719:32
6:17
#2381
10K
6.21 mi10:40:0139:076:1819:35
6:18
#2389
15K
9.32 mi10:59:4558:516:1919:44
6:21
#2473
20K
12.43 mi11:19:401:18:466:2019:55
6:25
#2481
Half
13.11 mi11:24:011:23:076:204:21
6:23
#2506
25K
15.53 mi11:39:361:38:426:2115:35
6:26
#2475
30K
18.64 mi12:00:471:59:536:2621:11
6:49
#2620
20M
20.00 mi12:10:082:09:146:289:21
6:53
#2643
21M
21.00 mi12:17:272:16:336:307:19
7:19
#2689
35K
21.75 mi12:22:212:21:276:304:54
6:33
#2674
23M
23.00 mi12:30:462:29:526:318:25
6:43
#2609
24M
24.00 mi12:37:172:36:236:316:31
6:31
#2549
40K
24.85 mi12:42:572:42:036:315:40
6:38
#2503
25.2M
25.20 mi12:45:352:44:416:322:38
7:38
#2518
Finish
26.22 mi12:52:342:51:406:336:59
6:51
#2567
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi23811061062656(Top 9%)117(Top 1.0%)117(Top 2%)
10K6.21 mi3.10 mi2389-8105+1105+12457(Top 9%)101(Top 0.8%)101(Top 2%)
15K9.32 mi3.11 mi2473-84107-2107-22656(Top 9%)117(Top 1.0%)117(Top 2%)
20K12.43 mi3.11 mi2481-81071072598(Top 9%)116(Top 0.9%)116(Top 2%)
Half13.11 mi0.68 mi2506-251071072994(Top 11%)128(Top 1%)128(Top 2%)
25K15.53 mi2.42 mi2475+31106+1106+12508(Top 9%)116(Top 0.9%)116(Top 2%)
30K18.64 mi3.11 mi2620-145114-8114-83566(Top 13%)244(Top 2%)244(Top 4%)
20M20.00 mi1.36 mi2643-23115-1115-13419(Top 12%)244(Top 2%)244(Top 4%)
21M21.00 mi1.00 mi2689-46122-7122-73717(Top 13%)308(Top 3%)308(Top 6%)
35K21.75 mi0.75 mi2674+15123-1123-12760(Top 10%)196(Top 2%)196(Top 4%)
23M23.00 mi1.25 mi2609+651231232376(Top 8%)154(Top 1%)154(Top 3%)
24M24.00 mi1.00 mi2549+601231232144(Top 8%)147(Top 1%)147(Top 3%)
40K24.85 mi0.85 mi2503+461231232107(Top 7%)154(Top 1%)154(Top 3%)
25.2M25.20 mi0.35 mi2518-151231234094(Top 14%)572(Top 5%)572(Top 10%)
Finish26.22 mi1.02 mi2567-49128-5128-54827(Top 17%)798(Top 7%)798(Top 15%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2656

Females

117

F18-39

117

5K→10K

3.1 - 6.2 mi

Top 9%
×5story building
+79ft-138ft

Overall

2457

Females

101

F18-39

101

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2656

Females

117

F18-39

117

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2598

Females

116

F18-39

116

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

2994

Females

128

F18-39

128

Half→25K

13.1 - 15.5 mi

Top 9%
×4story building
+66ft-88ft

Overall

2508

Females

116

F18-39

116

25K→30K

15.5 - 18.6 mi

Top 13%
×9story building
+181ft-148ft

Overall

3566

Females

244

F18-39

244

30K→20M

18.6 - 20.0 mi

Top 12%
×5story building
+64ft-50ft

Overall

3419

Females

244

F18-39

244

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3717

Females

308

F18-39

308

21M→35K

21.0 - 21.8 mi

Top 10%
×7story building
+17ft-86ft

Overall

2760

Females

196

F18-39

196

35K→23M

21.8 - 23.0 mi

Top 8%
×5story building
+23ft-63ft

Overall

2376

Females

154

F18-39

154

23M→24M

23.0 - 24.0 mi

Top 8%
×6story building
+12ft-82ft

Overall

2144

Females

147

F18-39

147

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

2107

Females

154

F18-39

154

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

4094

Females

572

F18-39

572

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4827

Females

798

F18-39

798

Passing Analysis

Category:
Athletes Passed
709
Passed By
895
Net Change
-186
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2381
5K → 10K100108-8#2381#2389
10K → 15K56140-84#2389#2473
15K → 20K6977-8#2473#2481
20K → Half833-25#2481#2506
Half → 25K6736+31#2506#2475
25K → 30K52197-145#2475#2620
30K → 20M4568-23#2620#2643
20M → 21M4086-46#2643#2689
21M → 35K3318+15#2689#2674
35K → 23M8318+65#2674#2609
23M → 24M7313+60#2609#2549
24M → 40K5913+46#2549#2503
40K → 25.2M520-15#2503#2518
25.2M → Finish1968-49#2518#2567
TOTALS709895-186
📊

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