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BOSTON MARATHON 2024

Meghan Brennan

Bib: 16476•F

CT

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 32%
Gender (Female)
#0 / 10924
Top 16%
Division (F18-39)
#0 / 4660
Top 30%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:41
Rank: #11729
Start → 5K
23:41 | 7:37/mi
10K· 6.21 mi
47:37
Rank: #11766 (-37)
5K → 10K
23:56 | 7:42/mi
15K· 9.32 mi
1:11:37
Rank: #11595 (+171)
10K → 15K
24:00 | 7:43/mi
20K· 12.43 mi
1:35:41
Rank: #11154 (+441)
15K → 20K
24:04 | 7:45/mi
Half· 13.11 mi
1:41:02
Rank: #11166 (-12)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:00:07
Rank: #10779 (+387)
Half → 25K
19:05 | 7:52/mi
30K· 18.64 mi
2:24:48
Rank: #10027 (+752)
25K → 30K
24:41 | 7:57/mi
20M
2:35:41
Rank: #9664 (+363)
30K → 20M
10:53 | 8:01/mi
21M
2:43:53
Rank: #9261 (+403)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:49:45
Rank: #9126 (+135)
21M → 35K
5:52 | 7:51/mi
23M
2:59:38
Rank: #8782 (+344)
35K → 23M
9:53 | 7:54/mi
24M
3:07:21
Rank: #8552 (+230)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
3:14:04
Rank: #8352 (+200)
24M → 40K
6:43 | 7:51/mi
25.2M
3:17:01
Rank: #8248 (+104)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:24:39
Rank: #8097 (+151)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:43:37
Pace7:54 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:5723:417:3723:41
7:37
-
10K
6.21 mi11:37:5347:377:4023:56
7:42
+0:05
15K
9.32 mi12:01:531:11:377:4124:00
7:43
+0:01
20K
12.43 mi12:25:571:35:417:4224:04
7:45
+0:02
Half
13.11 mi12:31:181:41:027:425:21
7:50
+0:05
25K
15.53 mi12:50:232:00:077:4419:05
7:52
+0:02
30K
18.64 mi13:15:042:24:487:4624:41
7:57
+0:05
20M
20.00 mi13:25:572:35:417:4710:53
8:01
+0:04
21M
21.00 mi13:34:092:43:537:488:12
8:12
+0:11
35K
21.75 mi13:40:012:49:457:485:52
7:51
-0:21
23M
23.00 mi13:49:542:59:387:499:53
7:54
+0:03
24M
24.00 mi13:57:373:07:217:487:43
7:43
-0:11
40K
24.85 mi14:04:203:14:047:486:43
7:51
+0:08
25.2M
25.20 mi14:07:173:17:017:492:57
8:33
+0:42
Finish
26.22 mi14:14:553:24:397:497:38
7:29
-1:04

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

7:29 /mi

Average Pace

7:49 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:21:42

99% of race

Time at Steady Pace

2:57

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:48 /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 mi11:13:5723:417:3723:41
7:37
#11729
10K
6.21 mi11:37:5347:377:4023:56
7:42
#11766
15K
9.32 mi12:01:531:11:377:4124:00
7:43
#11595
20K
12.43 mi12:25:571:35:417:4224:04
7:45
#11154
Half
13.11 mi12:31:181:41:027:425:21
7:50
#11166
25K
15.53 mi12:50:232:00:077:4419:05
7:52
#10779
30K
18.64 mi13:15:042:24:487:4624:41
7:57
#10027
20M
20.00 mi13:25:572:35:417:4710:53
8:01
#9664
21M
21.00 mi13:34:092:43:537:488:12
8:12
#9261
35K
21.75 mi13:40:012:49:457:485:52
7:51
#9126
23M
23.00 mi13:49:542:59:387:499:53
7:54
#8782
24M
24.00 mi13:57:373:07:217:487:43
7:43
#8552
40K
24.85 mi14:04:203:14:047:486:43
7:51
#8352
25.2M
25.20 mi14:07:173:17:017:492:57
8:33
#8248
Finish
26.22 mi14:14:553:24:397:497:38
7:29
#8097
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi117292973297311375(Top 45%)2885(Top 26%)2885(Top 62%)
10K6.21 mi3.10 mi11766-373033-603033-6011906(Top 47%)3134(Top 29%)3134(Top 67%)
15K9.32 mi3.11 mi11595+1712973+602973+6011375(Top 45%)2885(Top 26%)2885(Top 62%)
20K12.43 mi3.11 mi11154+4412748+2252748+22510063(Top 39%)2351(Top 22%)2351(Top 50%)
Half13.11 mi0.68 mi11166-122765-172765-1711649(Top 46%)3130(Top 29%)3130(Top 67%)
25K15.53 mi2.42 mi10779+3872615+1502615+1509380(Top 37%)2181(Top 20%)2181(Top 47%)
30K18.64 mi3.11 mi10027+7522332+2832332+2837562(Top 30%)1589(Top 15%)1589(Top 34%)
20M20.00 mi1.36 mi9664+3632212+1202212+1206850(Top 27%)1487(Top 14%)1487(Top 32%)
21M21.00 mi1.00 mi9261+4032065+1472065+1474956(Top 19%)875(Top 8%)875(Top 19%)
35K21.75 mi0.75 mi9126+1352026+392026+396857(Top 27%)1681(Top 15%)1681(Top 36%)
23M23.00 mi1.25 mi8782+3441934+921934+925262(Top 21%)1126(Top 10%)1126(Top 24%)
24M24.00 mi1.00 mi8552+2301878+561878+565154(Top 20%)1154(Top 11%)1154(Top 25%)
40K24.85 mi0.85 mi8352+2001839+391839+395092(Top 20%)1228(Top 11%)1228(Top 26%)
25.2M25.20 mi0.35 mi8248+1041821+181821+184751(Top 19%)1151(Top 11%)1151(Top 25%)
Finish26.22 mi1.02 mi8097+1511790+311790+315604(Top 22%)1457(Top 13%)1457(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11375

Females

2885

F18-39

2885

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

11906

Females

3134

F18-39

3134

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11375

Females

2885

F18-39

2885

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10063

Females

2351

F18-39

2351

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

11649

Females

3130

F18-39

3130

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9380

Females

2181

F18-39

2181

25K→30K

15.5 - 18.6 mi

Top 30%
×9stories
+181ft-148ft

Overall

7562

Females

1589

F18-39

1589

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6850

Females

1487

F18-39

1487

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4956

Females

875

F18-39

875

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

6857

Females

1681

F18-39

1681

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5262

Females

1126

F18-39

1126

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5154

Females

1154

F18-39

1154

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5092

Females

1228

F18-39

1228

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4751

Females

1151

F18-39

1151

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

5604

Females

1457

F18-39

1457

Passing Analysis

Category:
Athletes Passed
4269*
Passed By
637
Net Change
+3632
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11729
5K → 10K264301-37#11729#11766
10K → 15K312141+171#11766#11595
15K → 20K47736+441#11595#11154
20K → Half3850-12#11154#11166
Half → 25K42942+387#11166#10779
25K → 30K76311+752#10779#10027
30K → 20M371*8+363#10027#9664
20M → 21M4041+403#9664#9261
21M → 35K14510+135#9261#9126
35K → 23M3517+344#9126#8782
23M → 24M2399+230#8782#8552
24M → 40K2077+200#8552#8352
40K → 25.2M1073+104#8352#8248
25.2M → Finish16211+151#8248#8097
TOTALS4269*637+3632

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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