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BOSTON MARATHON 2024

Emily Herron

Bib: 14701•F

WA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 35%
Gender (Female)
#0 / 10924
Top 20%
Division (F18-39)
#0 / 4660
Top 35%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:57
Rank: #14882
Start → 5K
24:57 | 8:02/mi
10K· 6.21 mi
49:39
Rank: #14333 (+549)
5K → 10K
24:42 | 7:57/mi
15K· 9.32 mi
1:14:17
Rank: #13854 (+479)
10K → 15K
24:38 | 7:56/mi
20K· 12.43 mi
1:38:55
Rank: #13087 (+767)
15K → 20K
24:38 | 7:56/mi
Half· 13.11 mi
1:44:16
Rank: #12988 (+99)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:03:36
Rank: #12388 (+600)
Half → 25K
19:20 | 7:58/mi
30K· 18.64 mi
2:29:00
Rank: #11610 (+778)
25K → 30K
25:24 | 8:11/mi
20M
2:39:54
Rank: #11140 (+470)
30K → 20M
10:54 | 8:01/mi
21M
2:48:04
Rank: #10629 (+511)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:53:50
Rank: #10428 (+201)
21M → 35K
5:46 | 7:42/mi
23M
3:03:48
Rank: #10068 (+360)
35K → 23M
9:58 | 7:58/mi
24M
3:11:34
Rank: #9792 (+276)
23M → 24M
7:46 | 7:46/mi
40K· 24.85 mi
3:18:08
Rank: #9516 (+276)
24M → 40K
6:34 | 7:41/mi
25.2M
3:21:05
Rank: #9403 (+113)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:27:58
Rank: #8980 (+423)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:44:16
Pace7:57 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:43:42
Pace7:55 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:1524:578:0224:57
8:02
-
10K
6.21 mi11:22:5749:397:5924:42
7:57
-0:05
15K
9.32 mi11:47:351:14:177:5824:38
7:56
-0:01
20K
12.43 mi12:12:131:38:557:5824:38
7:56
0:00
Half
13.11 mi12:17:341:44:167:575:21
7:50
-0:06
25K
15.53 mi12:36:542:03:367:5719:20
7:58
+0:08
30K
18.64 mi13:02:182:29:008:0025:24
8:11
+0:13
20M
20.00 mi13:13:122:39:548:0010:54
8:01
-0:10
21M
21.00 mi13:21:222:48:048:008:10
8:10
+0:09
35K
21.75 mi13:27:082:53:508:005:46
7:42
-0:28
23M
23.00 mi13:37:063:03:487:599:58
7:58
+0:16
24M
24.00 mi13:44:523:11:347:597:46
7:46
-0:12
40K
24.85 mi13:51:263:18:087:586:34
7:41
-0:05
25.2M
25.20 mi13:54:233:21:057:592:57
8:33
+0:52
Finish
26.22 mi14:01:163:27:587:566:53
6:45
-1:48

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

6:45 /mi

Average Pace

7:56 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

19:13

9% of race

Time at Steady Pace

2:32:14

73% of race

Time at Slower Pace

36:31

18% of race

Average Pace: 7:56 /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 mi10:58:1524:578:0224:57
8:02
#14882
10K
6.21 mi11:22:5749:397:5924:42
7:57
#14333
15K
9.32 mi11:47:351:14:177:5824:38
7:56
#13854
20K
12.43 mi12:12:131:38:557:5824:38
7:56
#13087
Half
13.11 mi12:17:341:44:167:575:21
7:50
#12988
25K
15.53 mi12:36:542:03:367:5719:20
7:58
#12388
30K
18.64 mi13:02:182:29:008:0025:24
8:11
#11610
20M
20.00 mi13:13:122:39:548:0010:54
8:01
#11140
21M
21.00 mi13:21:222:48:048:008:10
8:10
#10629
35K
21.75 mi13:27:082:53:508:005:46
7:42
#10428
23M
23.00 mi13:37:063:03:487:599:58
7:58
#10068
24M
24.00 mi13:44:523:11:347:597:46
7:46
#9792
40K
24.85 mi13:51:263:18:087:586:34
7:41
#9516
25.2M
25.20 mi13:54:233:21:057:592:57
8:33
#9403
Finish
26.22 mi14:01:163:27:587:566:53
6:45
#8980
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi148824864486412901(Top 50%)3744(Top 34%)3744(Top 80%)
10K6.21 mi3.10 mi14333+5494533+3314533+33113827(Top 54%)4242(Top 39%)4242(Top 91%)
15K9.32 mi3.11 mi13854+4794259+2744259+27412901(Top 50%)3744(Top 34%)3744(Top 80%)
20K12.43 mi3.11 mi13087+7673826+4333826+43311312(Top 44%)2961(Top 27%)2961(Top 64%)
Half13.11 mi0.68 mi12988+993779+473779+4711653(Top 46%)3134(Top 29%)3134(Top 67%)
25K15.53 mi2.42 mi12388+6003472+3073472+30710037(Top 39%)2497(Top 23%)2497(Top 54%)
30K18.64 mi3.11 mi11610+7783147+3253147+3258879(Top 35%)2153(Top 20%)2153(Top 46%)
20M20.00 mi1.36 mi11140+4702956+1912956+1916925(Top 27%)1524(Top 14%)1524(Top 33%)
21M21.00 mi1.00 mi10629+5112750+2062750+2064817(Top 19%)830(Top 8%)830(Top 18%)
35K21.75 mi0.75 mi10428+2012678+722678+726161(Top 24%)1376(Top 13%)1376(Top 30%)
23M23.00 mi1.25 mi10068+3602561+1172561+1175577(Top 22%)1268(Top 12%)1268(Top 27%)
24M24.00 mi1.00 mi9792+2762473+882473+885415(Top 21%)1274(Top 12%)1274(Top 27%)
40K24.85 mi0.85 mi9516+2762380+932380+934297(Top 17%)913(Top 8%)913(Top 20%)
25.2M25.20 mi0.35 mi9403+1132342+382342+384766(Top 19%)1166(Top 11%)1166(Top 25%)
Finish26.22 mi1.02 mi8980+4232184+1582184+1582202(Top 9%)285(Top 3%)285(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

12901

Females

3744

F18-39

3744

5K→10K

3.1 - 6.2 mi

Top 54%
×5stories
+79ft-138ft

Overall

13827

Females

4242

F18-39

4242

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

12901

Females

3744

F18-39

3744

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11312

Females

2961

F18-39

2961

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

11653

Females

3134

F18-39

3134

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10037

Females

2497

F18-39

2497

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

8879

Females

2153

F18-39

2153

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6925

Females

1524

F18-39

1524

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4817

Females

830

F18-39

830

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6161

Females

1376

F18-39

1376

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5577

Females

1268

F18-39

1268

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5415

Females

1274

F18-39

1274

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4297

Females

913

F18-39

913

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4766

Females

1166

F18-39

1166

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2202

Females

285

F18-39

285

Passing Analysis

Category:
Athletes Passed
6088*
Passed By
186
Net Change
+5902
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14882
5K → 10K64192+549#14882#14333
10K → 15K52142+479#14333#13854
15K → 20K7747+767#13854#13087
20K → Half1078+99#13087#12988
Half → 25K61111+600#12988#12388
25K → 30K79416+778#12388#11610
30K → 20M4722+470#11610#11140
20M → 21M5110+511#11140#10629
21M → 35K2021+201#10629#10428
35K → 23M3633+360#10428#10068
23M → 24M278*2+276#10068#9792
24M → 40K2760+276#9792#9516
40K → 25.2M1152+113#9516#9403
25.2M → Finish4230+423#9403#8980
TOTALS6088*186+5902

* 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