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BOSTON MARATHON 2024

Sarah Brown

Bib: 25504•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 15%
Division (F18-39)
#0 / 4660
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11920
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
48:04
Rank: #12369 (-449)
5K → 10K
24:18 | 7:49/mi
15K· 9.32 mi
1:13:11
Rank: #12924 (-555)
10K → 15K
25:07 | 8:05/mi
20K· 12.43 mi
1:37:05
Rank: #11999 (+925)
15K → 20K
23:54 | 7:42/mi
Half· 13.11 mi
1:42:09
Rank: #11800 (+199)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
2:00:44
Rank: #11091 (+709)
Half → 25K
18:35 | 7:40/mi
30K· 18.64 mi
2:24:57
Rank: #10078 (+1013)
25K → 30K
24:13 | 7:48/mi
20M
2:35:31
Rank: #9612 (+466)
30K → 20M
10:34 | 7:47/mi
21M
2:43:23
Rank: #9097 (+515)
20M → 21M
7:52 | 7:52/mi
35K· 21.75 mi
2:48:54
Rank: #8859 (+238)
21M → 35K
5:31 | 7:22/mi
23M
2:58:42
Rank: #8510 (+349)
35K → 23M
9:48 | 7:50/mi
24M
3:06:05
Rank: #8211 (+299)
23M → 24M
7:23 | 7:23/mi
40K· 24.85 mi
3:12:37
Rank: #7966 (+245)
24M → 40K
6:32 | 7:38/mi
25.2M
3:15:35
Rank: #7865 (+101)
40K → 25.2M
2:58 | 8:36/mi
Finish· 26.22 mi
3:23:03
Rank: #7660 (+205)
25.2M → Finish
7:28 | 7:20/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:42:09
Pace7:48 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:40:54
Pace7:42 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:3823:467:3923:46
7:39
-
10K
6.21 mi12:03:5648:047:4424:18
7:49
+0:10
15K
9.32 mi12:29:031:13:117:5125:07
8:05
+0:16
20K
12.43 mi12:52:571:37:057:4923:54
7:42
-0:23
Half
13.11 mi12:58:011:42:097:485:04
7:26
-0:16
25K
15.53 mi13:16:362:00:447:4618:35
7:40
+0:14
30K
18.64 mi13:40:492:24:577:4724:13
7:48
+0:08
20M
20.00 mi13:51:232:35:317:4710:34
7:47
-0:01
21M
21.00 mi13:59:152:43:237:477:52
7:52
+0:05
35K
21.75 mi14:04:462:48:547:465:31
7:22
-0:30
23M
23.00 mi14:14:342:58:427:469:48
7:50
+0:28
24M
24.00 mi14:21:573:06:057:457:23
7:23
-0:27
40K
24.85 mi14:28:293:12:377:456:32
7:38
+0:15
25.2M
25.20 mi14:31:273:15:357:462:58
8:36
+0:58
Finish
26.22 mi14:38:553:23:037:457:28
7:20
-1:16

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

7:20 /mi

Average Pace

7:45 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:58

86% of race

Time at Steady Pace

28:05

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /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 mi11:39:3823:467:3923:46
7:39
#11920
10K
6.21 mi12:03:5648:047:4424:18
7:49
#12369
15K
9.32 mi12:29:031:13:117:5125:07
8:05
#12924
20K
12.43 mi12:52:571:37:057:4923:54
7:42
#11999
Half
13.11 mi12:58:011:42:097:485:04
7:26
#11800
25K
15.53 mi13:16:362:00:447:4618:35
7:40
#11091
30K
18.64 mi13:40:492:24:577:4724:13
7:48
#10078
20M
20.00 mi13:51:232:35:317:4710:34
7:47
#9612
21M
21.00 mi13:59:152:43:237:477:52
7:52
#9097
35K
21.75 mi14:04:462:48:547:465:31
7:22
#8859
23M
23.00 mi14:14:342:58:427:469:48
7:50
#8510
24M
24.00 mi14:21:573:06:057:457:23
7:23
#8211
40K
24.85 mi14:28:293:12:377:456:32
7:38
#7966
25.2M
25.20 mi14:31:273:15:357:462:58
8:36
#7865
Finish
26.22 mi14:38:553:23:037:457:28
7:20
#7660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi119203078307813999(Top 55%)4356(Top 40%)4356(Top 93%)
10K6.21 mi3.10 mi12369-4493377-2993377-29912836(Top 50%)3663(Top 34%)3663(Top 79%)
15K9.32 mi3.11 mi12924-5553707-3303707-33013999(Top 55%)4356(Top 40%)4356(Top 93%)
20K12.43 mi3.11 mi11999+9253213+4943213+4949705(Top 38%)2176(Top 20%)2176(Top 47%)
Half13.11 mi0.68 mi11800+1993114+993114+998625(Top 34%)1634(Top 15%)1634(Top 35%)
25K15.53 mi2.42 mi11091+7092774+3402774+3408069(Top 32%)1586(Top 15%)1586(Top 34%)
30K18.64 mi3.11 mi10078+10132356+4182356+4186700(Top 26%)1241(Top 11%)1241(Top 27%)
20M20.00 mi1.36 mi9612+4662186+1702186+1705617(Top 22%)986(Top 9%)986(Top 21%)
21M21.00 mi1.00 mi9097+5151989+1971989+1973730(Top 15%)476(Top 4%)476(Top 10%)
35K21.75 mi0.75 mi8859+2381906+831906+834533(Top 18%)708(Top 6%)708(Top 15%)
23M23.00 mi1.25 mi8510+3491810+961810+964957(Top 19%)996(Top 9%)996(Top 21%)
24M24.00 mi1.00 mi8211+2991721+891721+893711(Top 15%)583(Top 5%)583(Top 13%)
40K24.85 mi0.85 mi7966+2451660+611660+614111(Top 16%)832(Top 8%)832(Top 18%)
25.2M25.20 mi0.35 mi7865+1011631+291631+294916(Top 19%)1219(Top 11%)1219(Top 26%)
Finish26.22 mi1.02 mi7660+2051594+371594+374697(Top 18%)1054(Top 10%)1054(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

13999

Females

4356

F18-39

4356

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

12836

Females

3663

F18-39

3663

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

13999

Females

4356

F18-39

4356

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9705

Females

2176

F18-39

2176

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8625

Females

1634

F18-39

1634

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8069

Females

1586

F18-39

1586

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6700

Females

1241

F18-39

1241

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5617

Females

986

F18-39

986

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

3730

Females

476

F18-39

476

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4533

Females

708

F18-39

708

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4957

Females

996

F18-39

996

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

3711

Females

583

F18-39

583

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4111

Females

832

F18-39

832

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4916

Females

1219

F18-39

1219

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4697

Females

1054

F18-39

1054

Passing Analysis

Category:
Athletes Passed
5513*
Passed By
1253
Net Change
+4260
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11920
5K → 10K136585-449#11920#12369
10K → 15K88643-555#12369#12924
15K → 20K9272+925#12924#11999
20K → Half1990+199#11999#11800
Half → 25K7101+709#11800#11091
25K → 30K10141+1013#11091#10078
30K → 20M466*0+466#10078#9612
20M → 21M5161+515#9612#9097
21M → 35K2380+238#9097#8859
35K → 23M3545+349#8859#8510
23M → 24M3001+299#8510#8211
24M → 40K2494+245#8211#7966
40K → 25.2M1032+101#7966#7865
25.2M → Finish2138+205#7865#7660
TOTALS5513*1253+4260

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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