Boston Marathon logo
BOSTON MARATHON 2024

Carla Simon

Bib: 7772•F

WI

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
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
35:51
Rank: #25238
Start → 5K
35:51 | 11:32/mi
10K· 6.21 mi
1:13:40
Rank: #25245 (-7)
5K → 10K
37:49 | 12:10/mi
15K· 9.32 mi
1:53:30
Rank: #25258 (-13)
10K → 15K
39:50 | 12:49/mi
20K· 12.43 mi
2:40:05
Rank: #25395 (-137)
15K → 20K
46:35 | 15:00/mi
Half· 13.11 mi
2:50:11
Rank: #25426 (-31)
20K → Half
10:06 | 14:48/mi
25K· 15.53 mi
3:27:30
Rank: #25458 (-32)
Half → 25K
37:19 | 15:23/mi
30K· 18.64 mi
4:10:31
Rank: #25384 (+74)
25K → 30K
43:01 | 13:51/mi
20M
4:29:00
Rank: #25334 (+50)
30K → 20M
18:29 | 13:36/mi
21M
4:43:43
Rank: #25302 (+32)
20M → 21M
14:43 | 14:43/mi
35K· 21.75 mi
4:53:38
Rank: #25282 (+20)
21M → 35K
9:55 | 13:15/mi
23M
5:12:46
Rank: #25290 (-8)
35K → 23M
19:08 | 15:17/mi
24M
5:26:50
Rank: #25287 (+3)
23M → 24M
14:04 | 14:04/mi
40K· 24.85 mi
5:38:38
Rank: #25273 (+14)
24M → 40K
11:48 | 13:48/mi
25.2M
5:43:59
Rank: #25264 (+9)
40K → 25.2M
5:21 | 15:31/mi
Finish· 26.22 mi
5:56:35
Rank: #25247 (+17)
25.2M → Finish
12:36 | 12:22/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
Time2:50:11
Pace12:59 /mi
2nd Half
Distance13.11 mi
Time3:06:24
Pace14:13 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:2535:5111:3235:51
11:32
-
10K
6.21 mi11:22:141:13:4011:5137:49
12:10
+0:38
15K
9.32 mi12:02:041:53:3012:1139:50
12:49
+0:39
20K
12.43 mi12:48:392:40:0512:5346:35
15:00
+2:11
Half
13.11 mi12:58:452:50:1112:5910:06
14:48
-0:12
25K
15.53 mi13:36:043:27:3013:2137:19
15:23
+0:35
30K
18.64 mi14:19:054:10:3113:2643:01
13:51
-1:32
20M
20.00 mi14:37:344:29:0013:2718:29
13:36
-0:15
21M
21.00 mi14:52:174:43:4313:3114:43
14:43
+1:07
35K
21.75 mi15:02:124:53:3813:309:55
13:15
-1:28
23M
23.00 mi15:21:205:12:4613:3619:08
15:17
+2:02
24M
24.00 mi15:35:245:26:5013:3714:04
14:04
-1:13
40K
24.85 mi15:47:125:38:3813:3711:48
13:48
-0:16
25.2M
25.20 mi15:52:335:43:5913:395:21
15:31
+1:43
Finish
26.22 mi16:05:095:56:3513:3712:36
12:22
-3:09

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

11:32 /mi

Average Pace

13:37 /mi

Slowest Pace

15:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:06

35% of race

Time at Steady Pace

1:37:17

27% of race

Time at Slower Pace

2:13:12

37% of race

Average Pace: 13:36 /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 mi10:44:2535:5111:3235:51
11:32
#25238
10K
6.21 mi11:22:141:13:4011:5137:49
12:10
#25245
15K
9.32 mi12:02:041:53:3012:1139:50
12:49
#25258
20K
12.43 mi12:48:392:40:0512:5346:35
15:00
#25395
Half
13.11 mi12:58:452:50:1112:5910:06
14:48
#25426
25K
15.53 mi13:36:043:27:3013:2137:19
15:23
#25458
30K
18.64 mi14:19:054:10:3113:2643:01
13:51
#25384
20M
20.00 mi14:37:344:29:0013:2718:29
13:36
#25334
21M
21.00 mi14:52:174:43:4313:3114:43
14:43
#25302
35K
21.75 mi15:02:124:53:3813:309:55
13:15
#25282
23M
23.00 mi15:21:205:12:4613:3619:08
15:17
#25290
24M
24.00 mi15:35:245:26:5013:3714:04
14:04
#25287
40K
24.85 mi15:47:125:38:3813:3711:48
13:48
#25273
25.2M
25.20 mi15:52:335:43:5913:395:21
15:31
#25264
Finish
26.22 mi16:05:095:56:3513:3712:36
12:22
#25247
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25238107201072025216(Top 99%)10709(Top 98%)10709(Top 230%)
10K6.21 mi3.10 mi25245-710727-710727-725197(Top 99%)10693(Top 98%)10693(Top 229%)
15K9.32 mi3.11 mi25258-1310736-910736-925216(Top 99%)10709(Top 98%)10709(Top 230%)
20K12.43 mi3.11 mi25395-13710828-9210828-9225508(Top 100%)10901(Top 100%)10901(Top 234%)
Half13.11 mi0.68 mi25426-3110850-2210850-2225494(Top 100%)10901(Top 100%)10901(Top 234%)
25K15.53 mi2.42 mi25458-3210878-2810878-2825404(Top 99%)10861(Top 99%)10861(Top 233%)
30K18.64 mi3.11 mi25384+7410826+5210826+5224110(Top 94%)10216(Top 94%)10216(Top 219%)
20M20.00 mi1.36 mi25334+5010798+2810798+2823588(Top 92%)10051(Top 92%)10051(Top 216%)
21M21.00 mi1.00 mi25302+3210777+2110777+2123251(Top 91%)9916(Top 91%)9916(Top 213%)
35K21.75 mi0.75 mi25282+2010770+710770+723549(Top 92%)10091(Top 92%)10091(Top 217%)
23M23.00 mi1.25 mi25290-810778-810778-824807(Top 97%)10654(Top 98%)10654(Top 229%)
24M24.00 mi1.00 mi25287+310780-210780-224241(Top 95%)10462(Top 96%)10462(Top 225%)
40K24.85 mi0.85 mi25273+1410775+510775+523402(Top 92%)10120(Top 93%)10120(Top 217%)
25.2M25.20 mi0.35 mi25264+910772+310772+323606(Top 92%)10211(Top 93%)10211(Top 219%)
Finish26.22 mi1.02 mi25247+1710763+910763+923714(Top 93%)10266(Top 94%)10266(Top 220%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

25216

Females

10709

F18-39

10709

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

25197

Females

10693

F18-39

10693

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

25216

Females

10709

F18-39

10709

15K→20K

9.3 - 12.4 mi

Top 100%
×5stories
+106ft-86ft

Overall

25508

Females

10901

F18-39

10901

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

25494

Females

10901

F18-39

10901

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

25404

Females

10861

F18-39

10861

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

24110

Females

10216

F18-39

10216

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

23588

Females

10051

F18-39

10051

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

23251

Females

9916

F18-39

9916

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

23549

Females

10091

F18-39

10091

35K→23M

21.8 - 23.0 mi

Top 97%
×5stories
+23ft-63ft

Overall

24807

Females

10654

F18-39

10654

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

24241

Females

10462

F18-39

10462

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

23402

Females

10120

F18-39

10120

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

23606

Females

10211

F18-39

10211

25.2M→Finish

25.2 - 26.2 mi

Top 93%
×2stories
+22ft-21ft

Overall

23714

Females

10266

F18-39

10266

Passing Analysis

Category:
Athletes Passed
368
Passed By
377
Net Change
-9
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25238
5K → 10K5663-7#25238#25245
10K → 15K4356-13#25245#25258
15K → 20K2139-137#25258#25395
20K → Half031-31#25395#25426
Half → 25K739-32#25426#25458
25K → 30K751+74#25458#25384
30K → 20M522+50#25384#25334
20M → 21M331+32#25334#25302
21M → 35K222+20#25302#25282
35K → 23M1018-8#25282#25290
23M → 24M129+3#25290#25287
24M → 40K162+14#25287#25273
40K → 25.2M134+9#25273#25264
25.2M → Finish2710+17#25264#25247
TOTALS368377-9
📊

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