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BOSTON MARATHON 2024

Alayna Colburn

Bib: 10424•F

WA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 35%
Gender (Female)
#0 / 10924
Top 19%
Division (F18-39)
#0 / 4660
Top 34%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:22
Rank: #8436
Start → 5K
22:22 | 7:12/mi
10K· 6.21 mi
45:04
Rank: #8541 (-105)
5K → 10K
22:42 | 7:18/mi
15K· 9.32 mi
1:08:05
Rank: #8652 (-111)
10K → 15K
23:01 | 7:25/mi
20K· 12.43 mi
1:31:52
Rank: #8803 (-151)
15K → 20K
23:47 | 7:39/mi
Half· 13.11 mi
1:36:56
Rank: #8796 (+7)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:03
Rank: #8868 (-72)
Half → 25K
19:07 | 7:53/mi
30K· 18.64 mi
2:21:01
Rank: #8589 (+279)
25K → 30K
24:58 | 8:02/mi
20M
2:32:27
Rank: #8584 (+5)
30K → 20M
11:26 | 8:25/mi
21M
2:42:45
Rank: #8881 (-297)
20M → 21M
10:18 | 10:18/mi
35K· 21.75 mi
2:49:16
Rank: #8968 (-87)
21M → 35K
6:31 | 8:43/mi
23M
3:00:27
Rank: #8997 (-29)
35K → 23M
11:11 | 8:56/mi
24M
3:08:43
Rank: #8946 (+51)
23M → 24M
8:16 | 8:16/mi
40K· 24.85 mi
3:15:59
Rank: #8883 (+63)
24M → 40K
7:16 | 8:30/mi
25.2M
3:19:13
Rank: #8847 (+36)
40K → 25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:27:26
Rank: #8822 (+25)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:56
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:50:30
Pace8:26 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2522:227:1222:22
7:12
-
10K
6.21 mi11:12:0745:047:1522:42
7:18
+0:06
15K
9.32 mi11:35:081:08:057:1823:01
7:25
+0:07
20K
12.43 mi11:58:551:31:527:2423:47
7:39
+0:14
Half
13.11 mi12:03:591:36:567:245:04
7:26
-0:13
25K
15.53 mi12:23:061:56:037:2819:07
7:53
+0:27
30K
18.64 mi12:48:042:21:017:3424:58
8:02
+0:09
20M
20.00 mi12:59:302:32:277:3711:26
8:25
+0:23
21M
21.00 mi13:09:482:42:457:4510:18
10:18
+1:53
35K
21.75 mi13:16:192:49:167:476:31
8:43
-1:35
23M
23.00 mi13:27:303:00:277:5111:11
8:56
+0:13
24M
24.00 mi13:35:463:08:437:528:16
8:16
-0:40
40K
24.85 mi13:43:023:15:597:537:16
8:30
+0:14
25.2M
25.20 mi13:46:163:19:137:543:14
9:23
+0:53
Finish
26.22 mi13:54:293:27:267:558:13
8:04
-1:19

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

7:12 /mi

Average Pace

7:55 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:56

47% of race

Time at Steady Pace

1:12:00

35% of race

Time at Slower Pace

38:30

19% of race

Average Pace: 7:55 /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 mi10:49:2522:227:1222:22
7:12
#8436
10K
6.21 mi11:12:0745:047:1522:42
7:18
#8541
15K
9.32 mi11:35:081:08:057:1823:01
7:25
#8652
20K
12.43 mi11:58:551:31:527:2423:47
7:39
#8803
Half
13.11 mi12:03:591:36:567:245:04
7:26
#8796
25K
15.53 mi12:23:061:56:037:2819:07
7:53
#8868
30K
18.64 mi12:48:042:21:017:3424:58
8:02
#8589
20M
20.00 mi12:59:302:32:277:3711:26
8:25
#8584
21M
21.00 mi13:09:482:42:457:4510:18
10:18
#8881
35K
21.75 mi13:16:192:49:167:476:31
8:43
#8968
23M
23.00 mi13:27:303:00:277:5111:11
8:56
#8997
24M
24.00 mi13:35:463:08:437:528:16
8:16
#8946
40K
24.85 mi13:43:023:15:597:537:16
8:30
#8883
25.2M
25.20 mi13:46:163:19:137:543:14
9:23
#8847
Finish
26.22 mi13:54:293:27:267:558:13
8:04
#8822
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8436135513558965(Top 35%)1685(Top 15%)1685(Top 36%)
10K6.21 mi3.10 mi8541-1051428-731428-738742(Top 34%)1531(Top 14%)1531(Top 33%)
15K9.32 mi3.11 mi8652-1111483-551483-558965(Top 35%)1685(Top 15%)1685(Top 36%)
20K12.43 mi3.11 mi8803-1511582-991582-999447(Top 37%)2048(Top 19%)2048(Top 44%)
Half13.11 mi0.68 mi8796+71586-41586-48646(Top 34%)1655(Top 15%)1655(Top 36%)
25K15.53 mi2.42 mi8868-721654-681654-689447(Top 37%)2216(Top 20%)2216(Top 48%)
30K18.64 mi3.11 mi8589+2791628+261628+268079(Top 32%)1808(Top 17%)1808(Top 39%)
20M20.00 mi1.36 mi8584+51681-531681-538984(Top 35%)2448(Top 22%)2448(Top 53%)
21M21.00 mi1.00 mi8881-2971885-2041885-20414127(Top 55%)5373(Top 49%)5373(Top 115%)
35K21.75 mi0.75 mi8968-871955-701955-7011864(Top 46%)4208(Top 39%)4208(Top 90%)
23M23.00 mi1.25 mi8997-292036-812036-8110817(Top 42%)3797(Top 35%)3797(Top 81%)
24M24.00 mi1.00 mi8946+512051-152051-158138(Top 32%)2548(Top 23%)2548(Top 55%)
40K24.85 mi0.85 mi8883+632070-192070-198356(Top 33%)2738(Top 25%)2738(Top 59%)
25.2M25.20 mi0.35 mi8847+362076-62076-68260(Top 32%)2773(Top 25%)2773(Top 60%)
Finish26.22 mi1.02 mi8822+252097-212097-218930(Top 35%)3018(Top 28%)3018(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

8965

Females

1685

F18-39

1685

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8742

Females

1531

F18-39

1531

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

8965

Females

1685

F18-39

1685

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

9447

Females

2048

F18-39

2048

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8646

Females

1655

F18-39

1655

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9447

Females

2216

F18-39

2216

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

8079

Females

1808

F18-39

1808

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

8984

Females

2448

F18-39

2448

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14127

Females

5373

F18-39

5373

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

11864

Females

4208

F18-39

4208

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

10817

Females

3797

F18-39

3797

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8138

Females

2548

F18-39

2548

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8356

Females

2738

F18-39

2738

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8260

Females

2773

F18-39

2773

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

8930

Females

3018

F18-39

3018

Passing Analysis

Category:
Athletes Passed
1886
Passed By
2272
Net Change
-386
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8436
5K → 10K192297-105#8436#8541
10K → 15K145256-111#8541#8652
15K → 20K160311-151#8652#8803
20K → Half4235+7#8803#8796
Half → 25K171243-72#8796#8868
25K → 30K411132+279#8868#8589
30K → 20M141136+5#8589#8584
20M → 21M51348-297#8584#8881
21M → 35K49136-87#8881#8968
35K → 23M143172-29#8968#8997
23M → 24M10251+51#8997#8946
24M → 40K12259+63#8946#8883
40K → 25.2M6428+36#8883#8847
25.2M → Finish9368+25#8847#8822
TOTALS18862272-386
📊

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