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BOSTON MARATHON 2025

Meredith Burch

Bib: 14430•F

KS

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 42%
Division (F18-39)
#0 / 5469
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
7:40/mi
23:50
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
48:18
↑ 79↓ 1380.4%
15K· 9.32 mi
8:01/mi
1:13:13
↑ 67↓ 78
20K· 12.43 mi
8:07/mi
1:38:27
↑ 106↓ 860.1%
Half· 13.11 mi
8:11/mi
1:44:02
↑ 19↓ 370.5%
25K· 15.53 mi
8:18/mi
2:04:10
↑ 66↓ 880.2%
30K· 18.64 mi
8:45/mi
2:31:20
↑ 181↓ 1480.2%
20M
8:59/mi
2:43:33
↑ 64↓ 500.2%
21M
9:26/mi
2:52:59
↑ 106↓ 241.6%
35K· 21.75 mi
8:39/mi
2:59:27
↑ 17↓ 861.7%
23M
8:52/mi
3:10:33
↑ 23↓ 630.6%
24M
8:39/mi
3:19:12
↓ 821.3%
40K· 24.85 mi
8:45/mi
3:26:41
↓ 200.3%
25.2M
9:31/mi
3:29:58
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:38:20
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:02
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:54:18
Pace8:43 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5523:507:4023:50
7:40
-
10K
6.21 mi11:19:2348:187:4624:28
7:53
+0:13
15K
9.32 mi11:44:181:13:137:5124:55
8:01
+0:08
20K
12.43 mi12:09:321:38:277:5525:14
8:07
+0:06
Half
13.11 mi12:15:071:44:027:565:35
8:11
+0:04
25K
15.53 mi12:35:152:04:108:0020:08
8:18
+0:07
30K
18.64 mi13:02:252:31:208:0727:10
8:45
+0:27
20M
20.00 mi13:14:382:43:338:1112:13
8:59
+0:14
21M
21.00 mi13:24:042:52:598:149:26
9:26
+0:27
35K
21.75 mi13:30:322:59:278:156:28
8:39
-0:47
23M
23.00 mi13:41:383:10:338:1711:06
8:52
+0:13
24M
24.00 mi13:50:173:19:128:188:39
8:39
-0:13
40K
24.85 mi13:57:463:26:418:197:29
8:45
+0:06
25.2M
25.20 mi14:01:033:29:588:203:17
9:31
+0:46
Finish
26.22 mi14:09:253:38:208:208:22
8:13
-1:18

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

7:40 /mi

Average Pace

8:20 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:32

61% of race

Time at Steady Pace

1:00:52

28% of race

Time at Slower Pace

24:56

11% of race

Average Pace: 8:20 /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 mi10:54:5523:507:4023:50
7:40
#13731
10K
6.21 mi11:19:2348:187:4624:28
7:53
#14534
15K
9.32 mi11:44:181:13:137:5124:55
8:01
#15131
20K
12.43 mi12:09:321:38:277:5525:14
8:07
#15297
Half
13.11 mi12:15:071:44:027:565:35
8:11
#15404
25K
15.53 mi12:35:152:04:108:0020:08
8:18
#15498
30K
18.64 mi13:02:252:31:208:0727:10
8:45
#15650
20M
20.00 mi13:14:382:43:338:1112:13
8:59
#15682
21M
21.00 mi13:24:042:52:598:149:26
9:26
#15668
35K
21.75 mi13:30:322:59:278:156:28
8:39
#15661
23M
23.00 mi13:41:383:10:338:1711:06
8:52
#15616
24M
24.00 mi13:50:173:19:128:188:39
8:39
#15584
40K
24.85 mi13:57:463:26:418:197:29
8:45
#15527
25.2M
25.20 mi14:01:033:29:588:203:17
9:31
#15514
Finish
26.22 mi14:09:253:38:208:208:22
8:13
#15443
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137313731373116205(Top 57%)5255(Top 43%)5255(Top 96%)
10K6.21 mi3.10 mi14534-8034260-5294260-52915497(Top 55%)4835(Top 40%)4835(Top 88%)
15K9.32 mi3.11 mi15131-5974637-3774637-37716205(Top 57%)5255(Top 43%)5255(Top 96%)
20K12.43 mi3.11 mi15297-1664750-1134750-11315811(Top 56%)5105(Top 42%)5105(Top 93%)
Half13.11 mi0.68 mi15404-1074810-604810-6017196(Top 61%)5861(Top 48%)5861(Top 107%)
25K15.53 mi2.42 mi15498-944886-764886-7615957(Top 56%)5289(Top 43%)5289(Top 97%)
30K18.64 mi3.11 mi15650-1525021-1355021-13516264(Top 57%)5612(Top 46%)5612(Top 103%)
20M20.00 mi1.36 mi15682-325090-695090-6916737(Top 59%)5990(Top 49%)5990(Top 110%)
21M21.00 mi1.00 mi15668+145119-295119-2915795(Top 56%)5598(Top 46%)5598(Top 102%)
35K21.75 mi0.75 mi15661+75131-125131-1216339(Top 58%)5959(Top 49%)5959(Top 109%)
23M23.00 mi1.25 mi15616+455138-75138-715498(Top 55%)5600(Top 46%)5600(Top 102%)
24M24.00 mi1.00 mi15584+325140-25140-215469(Top 54%)5631(Top 46%)5631(Top 103%)
40K24.85 mi0.85 mi15527+575145-55145-514946(Top 53%)5491(Top 45%)5491(Top 100%)
25.2M25.20 mi0.35 mi15514+135148-35148-314736(Top 52%)5406(Top 44%)5406(Top 99%)
Finish26.22 mi1.02 mi15443+715128+205128+2014363(Top 51%)5136(Top 42%)5136(Top 94%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21story building
+97ft-345ft

Overall

16205

Females

5255

F18-39

5255

5K→10K

3.1 - 6.2 mi

Top 55%
×5story building
+79ft-138ft

Overall

15497

Females

4835

F18-39

4835

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+67ft-78ft

Overall

16205

Females

5255

F18-39

5255

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

15811

Females

5105

F18-39

5105

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17196

Females

5861

F18-39

5861

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

15957

Females

5289

F18-39

5289

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

16264

Females

5612

F18-39

5612

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

16737

Females

5990

F18-39

5990

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

15795

Females

5598

F18-39

5598

21M→35K

21.0 - 21.8 mi

Top 58%
×7story building
+17ft-86ft

Overall

16339

Females

5959

F18-39

5959

35K→23M

21.8 - 23.0 mi

Top 55%
×5story building
+23ft-63ft

Overall

15498

Females

5600

F18-39

5600

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

15469

Females

5631

F18-39

5631

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

14946

Females

5491

F18-39

5491

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14736

Females

5406

F18-39

5406

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

14363

Females

5136

F18-39

5136

Passing Analysis

Category:
Athletes Passed
1400
Passed By
3112
Net Change
-1712
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13731
5K → 10K93896-803#13731#14534
10K → 15K68665-597#14534#15131
15K → 20K151317-166#15131#15297
20K → Half13120-107#15297#15404
Half → 25K145239-94#15404#15498
25K → 30K191343-152#15498#15650
30K → 20M120152-32#15650#15682
20M → 21M124110+14#15682#15668
21M → 35K6053+7#15668#15661
35K → 23M12580+45#15661#15616
23M → 24M8048+32#15616#15584
24M → 40K9336+57#15584#15527
40K → 25.2M4027+13#15527#15514
25.2M → Finish9726+71#15514#15443
TOTALS14003112-1712
📊

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