Boston Marathon logo
BOSTON MARATHON 2024

Liz Cox

Bib: 17784•F

OK

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 41%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:23
Rank: #15845
Start → 5K
25:23 | 8:10/mi
10K· 6.21 mi
50:20
Rank: #15115 (+730)
5K → 10K
24:57 | 8:02/mi
15K· 9.32 mi
1:15:18
Rank: #14582 (+533)
10K → 15K
24:58 | 8:02/mi
20K· 12.43 mi
1:41:16
Rank: #14391 (+191)
15K → 20K
25:58 | 8:21/mi
Half· 13.11 mi
1:47:02
Rank: #14438 (-47)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:07:54
Rank: #14255 (+183)
Half → 25K
20:52 | 8:36/mi
30K· 18.64 mi
2:34:32
Rank: #13555 (+700)
25K → 30K
26:38 | 8:34/mi
20M
2:46:38
Rank: #13339 (+216)
30K → 20M
12:06 | 8:54/mi
21M
2:56:30
Rank: #13255 (+84)
20M → 21M
9:52 | 9:52/mi
35K· 21.75 mi
3:03:21
Rank: #13267 (-12)
21M → 35K
6:51 | 9:09/mi
23M
3:15:18
Rank: #13295 (-28)
35K → 23M
11:57 | 9:33/mi
24M
3:24:49
Rank: #13347 (-52)
23M → 24M
9:31 | 9:31/mi
40K· 24.85 mi
3:33:02
Rank: #13327 (+20)
24M → 40K
8:13 | 9:37/mi
25.2M
3:36:37
Rank: #13302 (+25)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:45:55
Rank: #13349 (-47)
25.2M → Finish
9:18 | 9:08/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:02
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:58:53
Pace9:04 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:0625:238:1025:23
8:10
-
10K
6.21 mi11:41:0350:208:0624:57
8:02
-0:08
15K
9.32 mi12:06:011:15:188:0524:58
8:02
0:00
20K
12.43 mi12:31:591:41:168:0925:58
8:21
+0:19
Half
13.11 mi12:37:451:47:028:105:46
8:27
+0:06
25K
15.53 mi12:58:372:07:548:1420:52
8:36
+0:09
30K
18.64 mi13:25:152:34:328:1726:38
8:34
-0:02
20M
20.00 mi13:37:212:46:388:2012:06
8:54
+0:20
21M
21.00 mi13:47:132:56:308:249:52
9:52
+0:58
35K
21.75 mi13:54:043:03:218:266:51
9:09
-0:43
23M
23.00 mi14:06:013:15:188:2911:57
9:33
+0:24
24M
24.00 mi14:15:323:24:498:329:31
9:31
-0:02
40K
24.85 mi14:23:453:33:028:348:13
9:37
+0:06
25.2M
25.20 mi14:27:203:36:378:363:35
10:23
+0:46
Finish
26.22 mi14:36:383:45:558:379:18
9:08
-1:15

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

8:37 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:02

47% of race

Time at Steady Pace

1:15:45

34% of race

Time at Slower Pace

43:08

19% of race

Average Pace: 8:37 /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 mi11:16:0625:238:1025:23
8:10
#15845
10K
6.21 mi11:41:0350:208:0624:57
8:02
#15115
15K
9.32 mi12:06:011:15:188:0524:58
8:02
#14582
20K
12.43 mi12:31:591:41:168:0925:58
8:21
#14391
Half
13.11 mi12:37:451:47:028:105:46
8:27
#14438
25K
15.53 mi12:58:372:07:548:1420:52
8:36
#14255
30K
18.64 mi13:25:152:34:328:1726:38
8:34
#13555
20M
20.00 mi13:37:212:46:388:2012:06
8:54
#13339
21M
21.00 mi13:47:132:56:308:249:52
9:52
#13255
35K
21.75 mi13:54:043:03:218:266:51
9:09
#13267
23M
23.00 mi14:06:013:15:188:2911:57
9:33
#13295
24M
24.00 mi14:15:323:24:498:329:31
9:31
#13347
40K
24.85 mi14:23:453:33:028:348:13
9:37
#13327
25.2M
25.20 mi14:27:203:36:378:363:35
10:23
#13302
Finish
26.22 mi14:36:383:45:558:379:18
9:08
#13349
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi158455468546813708(Top 54%)4187(Top 38%)4187(Top 90%)
10K6.21 mi3.10 mi15115+7305007+4615007+46114435(Top 56%)4590(Top 42%)4590(Top 98%)
15K9.32 mi3.11 mi14582+5334690+3174690+31713708(Top 54%)4187(Top 38%)4187(Top 90%)
20K12.43 mi3.11 mi14391+1914593+974593+9714036(Top 55%)4451(Top 41%)4451(Top 96%)
Half13.11 mi0.68 mi14438-474631-384631-3815433(Top 60%)5276(Top 48%)5276(Top 113%)
25K15.53 mi2.42 mi14255+1834546+854546+8513632(Top 53%)4400(Top 40%)4400(Top 94%)
30K18.64 mi3.11 mi13555+7004225+3214225+32111034(Top 43%)3207(Top 29%)3207(Top 69%)
20M20.00 mi1.36 mi13339+2164179+464179+4611654(Top 46%)3846(Top 35%)3846(Top 83%)
21M21.00 mi1.00 mi13255+844184-54184-512447(Top 49%)4495(Top 41%)4495(Top 96%)
35K21.75 mi0.75 mi13267-124222-384222-3814080(Top 55%)5361(Top 49%)5361(Top 115%)
23M23.00 mi1.25 mi13295-284299-774299-7713713(Top 54%)5273(Top 48%)5273(Top 113%)
24M24.00 mi1.00 mi13347-524374-754374-7514544(Top 57%)5721(Top 52%)5721(Top 123%)
40K24.85 mi0.85 mi13327+204396-224396-2213543(Top 53%)5307(Top 49%)5307(Top 114%)
25.2M25.20 mi0.35 mi13302+254398-24398-212464(Top 49%)4829(Top 44%)4829(Top 104%)
Finish26.22 mi1.02 mi13349-474462-644462-6414830(Top 58%)5877(Top 54%)5877(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13708

Females

4187

F18-39

4187

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14435

Females

4590

F18-39

4590

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13708

Females

4187

F18-39

4187

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14036

Females

4451

F18-39

4451

20K→Half

12.4 - 13.1 mi

Top 60%
×2stories
+19ft-37ft

Overall

15433

Females

5276

F18-39

5276

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

13632

Females

4400

F18-39

4400

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11034

Females

3207

F18-39

3207

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

11654

Females

3846

F18-39

3846

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

12447

Females

4495

F18-39

4495

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14080

Females

5361

F18-39

5361

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

13713

Females

5273

F18-39

5273

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

14544

Females

5721

F18-39

5721

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13543

Females

5307

F18-39

5307

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12464

Females

4829

F18-39

4829

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14830

Females

5877

F18-39

5877

Passing Analysis

Category:
Athletes Passed
3684
Passed By
1188
Net Change
+2496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15845
5K → 10K79565+730#15845#15115
10K → 15K57441+533#15115#14582
15K → 20K332141+191#14582#14391
20K → Half3380-47#14391#14438
Half → 25K303120+183#14438#14255
25K → 30K71919+700#14255#13555
30K → 20M25539+216#13555#13339
20M → 21M16884+84#13339#13255
21M → 35K7183-12#13255#13267
35K → 23M126154-28#13267#13295
23M → 24M92144-52#13295#13347
24M → 40K9676+20#13347#13327
40K → 25.2M5631+25#13327#13302
25.2M → Finish64111-47#13302#13349
TOTALS36841188+2496
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing