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BOSTON MARATHON 2024

Alexa Ellis

Bib: 13403•F

GA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 31%
Division (F18-39)
#0 / 4660
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:09
Rank: #10369
Start → 5K
23:09 | 7:27/mi
10K· 6.21 mi
46:57
Rank: #10971 (-602)
5K → 10K
23:48 | 7:40/mi
15K· 9.32 mi
1:10:41
Rank: #10846 (+125)
10K → 15K
23:44 | 7:38/mi
20K· 12.43 mi
1:34:33
Rank: #10452 (+394)
15K → 20K
23:52 | 7:41/mi
Half· 13.11 mi
1:39:48
Rank: #10443 (+9)
20K → Half
5:15 | 7:42/mi
25K· 15.53 mi
2:00:13
Rank: #10842 (-399)
Half → 25K
20:25 | 8:25/mi
30K· 18.64 mi
2:27:42
Rank: #11129 (-287)
25K → 30K
27:29 | 8:51/mi
20M
2:40:20
Rank: #11313 (-184)
30K → 20M
12:38 | 9:18/mi
21M
2:50:07
Rank: #11342 (-29)
20M → 21M
9:47 | 9:47/mi
35K· 21.75 mi
2:57:04
Rank: #11454 (-112)
21M → 35K
6:57 | 9:17/mi
23M
3:09:00
Rank: #11579 (-125)
35K → 23M
11:56 | 9:32/mi
24M
3:18:16
Rank: #11641 (-62)
23M → 24M
9:16 | 9:16/mi
40K· 24.85 mi
3:26:06
Rank: #11611 (+30)
24M → 40K
7:50 | 9:10/mi
25.2M
3:29:22
Rank: #11533 (+78)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:37:51
Rank: #11457 (+76)
25.2M → Finish
8:29 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:48
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:58:03
Pace9:00 /mi
📊Positive Split: 18.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0523:097:2723:09
7:27
-
10K
6.21 mi11:16:5346:577:3323:48
7:40
+0:13
15K
9.32 mi11:40:371:10:417:3523:44
7:38
-0:02
20K
12.43 mi12:04:291:34:337:3623:52
7:41
+0:03
Half
13.11 mi12:09:441:39:487:375:15
7:42
+0:01
25K
15.53 mi12:30:092:00:137:4420:25
8:25
+0:43
30K
18.64 mi12:57:382:27:427:5527:29
8:51
+0:26
20M
20.00 mi13:10:162:40:208:0112:38
9:18
+0:27
21M
21.00 mi13:20:032:50:078:069:47
9:47
+0:29
35K
21.75 mi13:27:002:57:048:096:57
9:17
-0:30
23M
23.00 mi13:38:563:09:008:1311:56
9:32
+0:15
24M
24.00 mi13:48:123:18:168:169:16
9:16
-0:16
40K
24.85 mi13:56:023:26:068:187:50
9:10
-0:06
25.2M
25.20 mi13:59:183:29:228:183:16
9:28
+0:18
Finish
26.22 mi14:07:473:37:518:198:29
8:19
-1:09

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

7:27 /mi

Average Pace

8:19 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:42

59% of race

Time at Steady Pace

35:19

16% of race

Time at Slower Pace

53:50

25% of race

Average Pace: 8:19 /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 mi10:53:0523:097:2723:09
7:27
#10369
10K
6.21 mi11:16:5346:577:3323:48
7:40
#10971
15K
9.32 mi11:40:371:10:417:3523:44
7:38
#10846
20K
12.43 mi12:04:291:34:337:3623:52
7:41
#10452
Half
13.11 mi12:09:441:39:487:375:15
7:42
#10443
25K
15.53 mi12:30:092:00:137:4420:25
8:25
#10842
30K
18.64 mi12:57:382:27:427:5527:29
8:51
#11129
20M
20.00 mi13:10:162:40:208:0112:38
9:18
#11313
21M
21.00 mi13:20:032:50:078:069:47
9:47
#11342
35K
21.75 mi13:27:002:57:048:096:57
9:17
#11454
23M
23.00 mi13:38:563:09:008:1311:56
9:32
#11579
24M
24.00 mi13:48:123:18:168:169:16
9:16
#11641
40K
24.85 mi13:56:023:26:068:187:50
9:10
#11611
25.2M
25.20 mi13:59:183:29:228:183:16
9:28
#11533
Finish
26.22 mi14:07:473:37:518:198:29
8:19
#11457
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi103692214221410743(Top 42%)2559(Top 23%)2559(Top 55%)
10K6.21 mi3.10 mi10971-6022604-3902604-39011569(Top 45%)2962(Top 27%)2962(Top 64%)
15K9.32 mi3.11 mi10846+1252545+592545+5910743(Top 42%)2559(Top 23%)2559(Top 55%)
20K12.43 mi3.11 mi10452+3942382+1632382+1639637(Top 38%)2145(Top 20%)2145(Top 46%)
Half13.11 mi0.68 mi10443+92387-52387-510639(Top 42%)2631(Top 24%)2631(Top 56%)
25K15.53 mi2.42 mi10842-3992647-2602647-26012631(Top 49%)3845(Top 35%)3845(Top 83%)
30K18.64 mi3.11 mi11129-2872894-2472894-24712435(Top 49%)3962(Top 36%)3962(Top 85%)
20M20.00 mi1.36 mi11313-1843046-1523046-15213603(Top 53%)4905(Top 45%)4905(Top 105%)
21M21.00 mi1.00 mi11342-293114-683114-6812058(Top 47%)4284(Top 39%)4284(Top 92%)
35K21.75 mi0.75 mi11454-1123201-873201-8714660(Top 57%)5663(Top 52%)5663(Top 122%)
23M23.00 mi1.25 mi11579-1253342-1413342-14113658(Top 53%)5236(Top 48%)5236(Top 112%)
24M24.00 mi1.00 mi11641-623429-873429-8713394(Top 52%)5112(Top 47%)5112(Top 110%)
40K24.85 mi0.85 mi11611+303453-243453-2411606(Top 45%)4344(Top 40%)4344(Top 93%)
25.2M25.20 mi0.35 mi11533+783430+233430+238686(Top 34%)3010(Top 28%)3010(Top 65%)
Finish26.22 mi1.02 mi11457+763439-93439-910527(Top 41%)3759(Top 34%)3759(Top 81%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21stories
+97ft-345ft

Overall

10743

Females

2559

F18-39

2559

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11569

Females

2962

F18-39

2962

10K→15K

6.2 - 9.3 mi

Top 42%
×3stories
+67ft-78ft

Overall

10743

Females

2559

F18-39

2559

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

9637

Females

2145

F18-39

2145

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10639

Females

2631

F18-39

2631

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

12631

Females

3845

F18-39

3845

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

12435

Females

3962

F18-39

3962

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13603

Females

4905

F18-39

4905

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12058

Females

4284

F18-39

4284

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

14660

Females

5663

F18-39

5663

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

13658

Females

5236

F18-39

5236

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13394

Females

5112

F18-39

5112

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

11606

Females

4344

F18-39

4344

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8686

Females

3010

F18-39

3010

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

10527

Females

3759

F18-39

3759

Passing Analysis

Category:
Athletes Passed
1994
Passed By
3082
Net Change
-1088
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10369
5K → 10K109711-602#10369#10971
10K → 15K268143+125#10971#10846
15K → 20K44753+394#10846#10452
20K → Half3728+9#10452#10443
Half → 25K127526-399#10443#10842
25K → 30K194481-287#10842#11129
30K → 20M94278-184#11129#11313
20M → 21M136165-29#11313#11342
21M → 35K52164-112#11342#11454
35K → 23M110235-125#11454#11579
23M → 24M84146-62#11579#11641
24M → 40K11686+30#11641#11611
40K → 25.2M8810+78#11611#11533
25.2M → Finish13256+76#11533#11457
TOTALS19943082-1088
📊

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