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BOSTON MARATHON 2024

Alexa Fons

Bib: 15369•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 45%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered 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
8:02/mi
24:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:11/mi
50:22
↑ 79↓ 1380.4%
15K· 9.32 mi
8:19/mi
1:16:12
↑ 67↓ 78
20K· 12.43 mi
8:32/mi
1:42:43
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:48:31
↑ 19↓ 370.5%
25K· 15.53 mi
8:41/mi
2:09:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:17/mi
2:38:23
↑ 181↓ 1480.2%
20M
9:26/mi
2:51:12
↑ 64↓ 500.2%
21M
9:53/mi
3:01:05
↑ 106↓ 241.6%
35K· 21.75 mi
9:07/mi
3:07:54
↑ 17↓ 861.7%
23M
9:28/mi
3:19:45
↑ 23↓ 630.6%
24M
9:16/mi
3:29:01
↓ 821.3%
40K· 24.85 mi
9:13/mi
3:36:54
↓ 200.3%
25.2M
9:54/mi
3:40:19
↑ 13↓ 160.2%
Finish· 26.22 mi
8:41/mi
3:49:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:31
Pace8:17 /mi
2nd Half
Distance13.11 mi
Time2:00:39
Pace9:12 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:4824:568:0224:56
8:02
-
10K
6.21 mi11:24:1450:228:0625:26
8:11
+0:09
15K
9.32 mi11:50:041:16:128:1125:50
8:19
+0:08
20K
12.43 mi12:16:351:42:438:1626:31
8:32
+0:13
Half
13.11 mi12:22:231:48:318:175:48
8:30
-0:02
25K
15.53 mi12:43:252:09:338:2021:02
8:41
+0:11
30K
18.64 mi13:12:152:38:238:3028:50
9:17
+0:36
20M
20.00 mi13:25:042:51:128:3412:49
9:26
+0:09
21M
21.00 mi13:34:573:01:058:379:53
9:53
+0:27
35K
21.75 mi13:41:463:07:548:386:49
9:07
-0:46
23M
23.00 mi13:53:373:19:458:4111:51
9:28
+0:21
24M
24.00 mi14:02:533:29:018:439:16
9:16
-0:12
40K
24.85 mi14:10:463:36:548:447:53
9:13
-0:03
25.2M
25.20 mi14:14:113:40:198:453:25
9:54
+0:41
Finish
26.22 mi14:23:023:49:108:458:51
8:41
-1:13

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

8:02 /mi

Average Pace

8:45 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:24

60% of race

Time at Steady Pace

52:48

23% of race

Time at Slower Pace

37:58

17% of race

Average Pace: 8:44 /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 mi10:58:4824:568:0224:56
8:02
#14838
10K
6.21 mi11:24:1450:228:0625:26
8:11
#15163
15K
9.32 mi11:50:041:16:128:1125:50
8:19
#15195
20K
12.43 mi12:16:351:42:438:1626:31
8:32
#15113
Half
13.11 mi12:22:231:48:318:175:48
8:30
#15141
25K
15.53 mi12:43:252:09:338:2021:02
8:41
#14865
30K
18.64 mi13:12:152:38:238:3028:50
9:17
#14795
20M
20.00 mi13:25:042:51:128:3412:49
9:26
#14727
21M
21.00 mi13:34:573:01:058:379:53
9:53
#14591
35K
21.75 mi13:41:463:07:548:386:49
9:07
#14540
23M
23.00 mi13:53:373:19:458:4111:51
9:28
#14452
24M
24.00 mi14:02:533:29:018:439:16
9:16
#14384
40K
24.85 mi14:10:463:36:548:447:53
9:13
#14275
25.2M
25.20 mi14:14:113:40:198:453:25
9:54
#14190
Finish
26.22 mi14:23:023:49:108:458:51
8:41
#14090
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi148384844484415359(Top 60%)5183(Top 47%)5183(Top 111%)
10K6.21 mi3.10 mi15163-3255034-1905034-19015453(Top 60%)5187(Top 47%)5187(Top 111%)
15K9.32 mi3.11 mi15195-325071-375071-3715359(Top 60%)5183(Top 47%)5183(Top 111%)
20K12.43 mi3.11 mi15113+825021+505021+5014993(Top 59%)5007(Top 46%)5007(Top 107%)
Half13.11 mi0.68 mi15141-285043-225043-2215748(Top 62%)5480(Top 50%)5480(Top 118%)
25K15.53 mi2.42 mi14865+2764915+1284915+12813978(Top 55%)4605(Top 42%)4605(Top 99%)
30K18.64 mi3.11 mi14795+704952-374952-3714544(Top 57%)5167(Top 47%)5167(Top 111%)
20M20.00 mi1.36 mi14727+684964-124964-1214214(Top 56%)5240(Top 48%)5240(Top 112%)
21M21.00 mi1.00 mi14591+1364930+344930+3412523(Top 49%)4537(Top 42%)4537(Top 97%)
35K21.75 mi0.75 mi14540+514927+34927+313881(Top 54%)5260(Top 48%)5260(Top 113%)
23M23.00 mi1.25 mi14452+884955-284955-2813376(Top 52%)5090(Top 47%)5090(Top 109%)
24M24.00 mi1.00 mi14384+684955495513408(Top 52%)5126(Top 47%)5126(Top 110%)
40K24.85 mi0.85 mi14275+1094923+324923+3211916(Top 47%)4500(Top 41%)4500(Top 97%)
25.2M25.20 mi0.35 mi14190+854889+344889+3410628(Top 42%)3937(Top 36%)3937(Top 84%)
Finish26.22 mi1.02 mi14090+1004866+234866+2312576(Top 49%)4762(Top 44%)4762(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21story building
+97ft-345ft

Overall

15359

Females

5183

F18-39

5183

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

15453

Females

5187

F18-39

5187

10K→15K

6.2 - 9.3 mi

Top 60%
×3story building
+67ft-78ft

Overall

15359

Females

5183

F18-39

5183

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

14993

Females

5007

F18-39

5007

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

15748

Females

5480

F18-39

5480

Half→25K

13.1 - 15.5 mi

Top 55%
×4story building
+66ft-88ft

Overall

13978

Females

4605

F18-39

4605

25K→30K

15.5 - 18.6 mi

Top 57%
×9story building
+181ft-148ft

Overall

14544

Females

5167

F18-39

5167

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14214

Females

5240

F18-39

5240

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

12523

Females

4537

F18-39

4537

21M→35K

21.0 - 21.8 mi

Top 54%
×7story building
+17ft-86ft

Overall

13881

Females

5260

F18-39

5260

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

13376

Females

5090

F18-39

5090

23M→24M

23.0 - 24.0 mi

Top 52%
×6story building
+12ft-82ft

Overall

13408

Females

5126

F18-39

5126

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

11916

Females

4500

F18-39

4500

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

10628

Females

3937

F18-39

3937

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

12576

Females

4762

F18-39

4762

Passing Analysis

Category:
Athletes Passed
2443
Passed By
1695
Net Change
+748
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14838
5K → 10K162487-325#14838#15163
10K → 15K228260-32#15163#15195
15K → 20K263181+82#15195#15113
20K → Half2351-28#15113#15141
Half → 25K35983+276#15141#14865
25K → 30K298228+70#14865#14795
30K → 20M15688+68#14795#14727
20M → 21M19155+136#14727#14591
21M → 35K10251+51#14591#14540
35K → 23M18496+88#14540#14452
23M → 24M12860+68#14452#14384
24M → 40K13122+109#14384#14275
40K → 25.2M916+85#14275#14190
25.2M → Finish12727+100#14190#14090
TOTALS24431695+748
📊

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