Boston Marathon logo
BOSTON MARATHON 2024

Sarah Caudill

Bib: 9971•F

IN

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 29%
Gender (Female)
#0 / 10924
Top 14%
Division (F18-39)
#0 / 4660
Top 25%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:37
Rank: #6807
Start → 5K
21:37 | 6:57/mi
10K· 6.21 mi
43:05
Rank: #6397 (+410)
5K → 10K
21:28 | 6:55/mi
15K· 9.32 mi
1:04:19
Rank: #5950 (+447)
10K → 15K
21:14 | 6:50/mi
20K· 12.43 mi
1:26:22
Rank: #5861 (+89)
15K → 20K
22:03 | 7:06/mi
Half· 13.11 mi
1:31:14
Rank: #5880 (-19)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:49:33
Rank: #6050 (-170)
Half → 25K
18:19 | 7:33/mi
30K· 18.64 mi
2:15:28
Rank: #6588 (-538)
25K → 30K
25:55 | 8:21/mi
20M
2:26:56
Rank: #6706 (-118)
30K → 20M
11:28 | 8:26/mi
21M
2:36:28
Rank: #6895 (-189)
20M → 21M
9:32 | 9:32/mi
35K· 21.75 mi
2:42:38
Rank: #6925 (-30)
21M → 35K
6:10 | 8:15/mi
23M
2:53:38
Rank: #7034 (-109)
35K → 23M
11:00 | 8:47/mi
24M
3:02:39
Rank: #7246 (-212)
23M → 24M
9:01 | 9:01/mi
40K· 24.85 mi
3:10:22
Rank: #7340 (-94)
24M → 40K
7:43 | 9:02/mi
25.2M
3:13:50
Rank: #7397 (-57)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:22:10
Rank: #7427 (-30)
25.2M → Finish
8:20 | 8:11/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
Time1:31:14
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:50:56
Pace8:28 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:3421:376:5721:37
6:57
-
10K
6.21 mi11:09:0243:056:5621:28
6:55
-0:02
15K
9.32 mi11:30:161:04:196:5421:14
6:50
-0:05
20K
12.43 mi11:52:191:26:226:5722:03
7:06
+0:16
Half
13.11 mi11:57:111:31:146:584:52
7:08
+0:02
25K
15.53 mi12:15:301:49:337:0318:19
7:33
+0:25
30K
18.64 mi12:41:252:15:287:1625:55
8:21
+0:48
20M
20.00 mi12:52:532:26:567:2111:28
8:26
+0:05
21M
21.00 mi13:02:252:36:287:279:32
9:32
+1:06
35K
21.75 mi13:08:352:42:387:296:10
8:15
-1:17
23M
23.00 mi13:19:352:53:387:3311:00
8:47
+0:32
24M
24.00 mi13:28:363:02:397:379:01
9:01
+0:14
40K
24.85 mi13:36:193:10:227:407:43
9:02
+0:01
25.2M
25.20 mi13:39:473:13:507:423:28
10:03
+1:01
Finish
26.22 mi13:48:073:22:107:438:20
8:11
-1:52

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

6:50 /mi

Average Pace

7:43 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:33

54% of race

Time at Steady Pace

51:53

26% of race

Time at Slower Pace

40:44

20% of race

Average Pace: 7:43 /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 mi10:47:3421:376:5721:37
6:57
#6807
10K
6.21 mi11:09:0243:056:5621:28
6:55
#6397
15K
9.32 mi11:30:161:04:196:5421:14
6:50
#5950
20K
12.43 mi11:52:191:26:226:5722:03
7:06
#5861
Half
13.11 mi11:57:111:31:146:584:52
7:08
#5880
25K
15.53 mi12:15:301:49:337:0318:19
7:33
#6050
30K
18.64 mi12:41:252:15:287:1625:55
8:21
#6588
20M
20.00 mi12:52:532:26:567:2111:28
8:26
#6706
21M
21.00 mi13:02:252:36:287:279:32
9:32
#6895
35K
21.75 mi13:08:352:42:387:296:10
8:15
#6925
23M
23.00 mi13:19:352:53:387:3311:00
8:47
#7034
24M
24.00 mi13:28:363:02:397:379:01
9:01
#7246
40K
24.85 mi13:36:193:10:227:407:43
9:02
#7340
25.2M
25.20 mi13:39:473:13:507:423:28
10:03
#7397
Finish
26.22 mi13:48:073:22:107:438:20
8:11
#7427
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi68077647645078(Top 20%)402(Top 4%)402(Top 9%)
10K6.21 mi3.10 mi6397+410672+92672+926090(Top 24%)604(Top 6%)604(Top 13%)
15K9.32 mi3.11 mi5950+447554+118554+1185078(Top 20%)402(Top 4%)402(Top 9%)
20K12.43 mi3.11 mi5861+89558-4558-45785(Top 23%)619(Top 6%)619(Top 13%)
Half13.11 mi0.68 mi5880-19566-8566-86596(Top 26%)871(Top 8%)871(Top 19%)
25K15.53 mi2.42 mi6050-170645-79645-797353(Top 29%)1305(Top 12%)1305(Top 28%)
30K18.64 mi3.11 mi6588-538857-212857-2129781(Top 38%)2591(Top 24%)2591(Top 56%)
20M20.00 mi1.36 mi6706-118938-81938-819111(Top 36%)2501(Top 23%)2501(Top 54%)
21M21.00 mi1.00 mi6895-1891044-1061044-10610992(Top 43%)3733(Top 34%)3733(Top 80%)
35K21.75 mi0.75 mi6925-301087-431087-439226(Top 36%)2812(Top 26%)2812(Top 60%)
23M23.00 mi1.25 mi7034-1091169-821169-8210019(Top 39%)3401(Top 31%)3401(Top 73%)
24M24.00 mi1.00 mi7246-2121301-1321301-13212254(Top 48%)4540(Top 42%)4540(Top 97%)
40K24.85 mi0.85 mi7340-941390-891390-8910973(Top 43%)4037(Top 37%)4037(Top 87%)
25.2M25.20 mi0.35 mi7397-571433-431433-4311159(Top 44%)4152(Top 38%)4152(Top 89%)
Finish26.22 mi1.02 mi7427-301484-511484-519658(Top 38%)3344(Top 31%)3344(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5078

Females

402

F18-39

402

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6090

Females

604

F18-39

604

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5078

Females

402

F18-39

402

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

5785

Females

619

F18-39

619

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6596

Females

871

F18-39

871

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7353

Females

1305

F18-39

1305

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

9781

Females

2591

F18-39

2591

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9111

Females

2501

F18-39

2501

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

10992

Females

3733

F18-39

3733

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9226

Females

2812

F18-39

2812

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10019

Females

3401

F18-39

3401

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12254

Females

4540

F18-39

4540

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

10973

Females

4037

F18-39

4037

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11159

Females

4152

F18-39

4152

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2stories
+22ft-21ft

Overall

9658

Females

3344

F18-39

3344

Passing Analysis

Category:
Athletes Passed
1827
Passed By
2447
Net Change
-620
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6807
5K → 10K45747+410#6807#6397
10K → 15K4558+447#6397#5950
15K → 20K214125+89#5950#5861
20K → Half1635-19#5861#5880
Half → 25K98268-170#5880#6050
25K → 30K83621-538#6050#6588
30K → 20M82200-118#6588#6706
20M → 21M64253-189#6706#6895
21M → 35K6595-30#6895#6925
35K → 23M91200-109#6925#7034
23M → 24M48260-212#7034#7246
24M → 40K54148-94#7246#7340
40K → 25.2M3087-57#7340#7397
25.2M → Finish70100-30#7397#7427
TOTALS18272447-620
📊

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