Boston Marathon logo
BOSTON MARATHON 2024

Arielle Knutson

Bib: 13850•F

WA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 40%
Gender (Female)
#0 / 10924
Top 25%
Masters (Masters Women)
#0 / 6263
Top 13%
Division (F40-44)
#0 / 1613
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:06
Rank: #10244
Start → 5K
7:26/mi
23:06 split
10K· 6.21 mi
46:50
Rank: #10804 (-560)
5K → 10K
7:38/mi
23:44 split
15K· 9.32 mi
1:11:03
Rank: #11149 (-345)
10K → 15K
7:48/mi
24:13 split
20K· 12.43 mi
1:36:01
Rank: #11359 (-210)
15K → 20K
8:02/mi
24:58 split
Half· 13.11 mi
1:41:24
Rank: #11393 (-34)
20K → Half
7:53/mi
5:23 split
25K· 15.53 mi
2:01:10
Rank: #11276 (+117)
Half → 25K
8:09/mi
19:46 split
30K· 18.64 mi
2:27:36
Rank: #11081 (+195)
25K → 30K
8:30/mi
26:26 split
20M
2:39:13
Rank: #10903 (+178)
30K → 20M
8:33/mi
11:37 split
21M
2:48:44
Rank: #10828 (+75)
20M → 21M
9:31/mi
9:31 split
35K· 21.75 mi
2:54:48
Rank: #10733 (+95)
21M → 35K
8:07/mi
6:04 split
23M
3:05:32
Rank: #10544 (+189)
35K → 23M
8:34/mi
10:44 split
24M
3:13:49
Rank: #10401 (+143)
23M → 24M
8:17/mi
8:17 split
40K· 24.85 mi
3:21:15
Rank: #10337 (+64)
24M → 40K
8:42/mi
7:26 split
25.2M
3:24:23
Rank: #10262 (+75)
40K → 25.2M
9:05/mi
3:08 split
Finish· 26.22 mi
3:32:28
Rank: #10151 (+111)
25.2M → Finish
7:56/mi
8:05 split

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
Time1:41:24
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:51:04
Pace8:28 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4723:067:2623:06
7:26
-
10K
6.21 mi11:17:3146:507:3223:44
7:38
+0:12
15K
9.32 mi11:41:441:11:037:3724:13
7:48
+0:10
20K
12.43 mi12:06:421:36:017:4424:58
8:02
+0:14
Half
13.11 mi12:12:051:41:247:445:23
7:53
-0:09
25K
15.53 mi12:31:512:01:107:4819:46
8:09
+0:16
30K
18.64 mi12:58:172:27:367:5526:26
8:30
+0:21
20M
20.00 mi13:09:542:39:137:5811:37
8:33
+0:03
21M
21.00 mi13:19:252:48:448:029:31
9:31
+0:58
35K
21.75 mi13:25:292:54:488:026:04
8:07
-1:24
23M
23.00 mi13:36:133:05:328:0410:44
8:34
+0:27
24M
24.00 mi13:44:303:13:498:058:17
8:17
-0:17
40K
24.85 mi13:51:563:21:158:067:26
8:42
+0:25
25.2M
25.20 mi13:55:043:24:238:073:08
9:05
+0:23
Finish
26.22 mi14:03:093:32:288:078:05
7:56
-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

7:26 /mi

Average Pace

8:07 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:11:03

33% of race

Time at Steady Pace

1:12:33

34% of race

Time at Slower Pace

1:08:52

32% of race

Average Pace: 8:06 /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 mi10:53:4723:067:2623:06
7:26
#10244
10K
6.21 mi11:17:3146:507:3223:44
7:38
#10804
15K
9.32 mi11:41:441:11:037:3724:13
7:48
#11149
20K
12.43 mi12:06:421:36:017:4424:58
8:02
#11359
Half
13.11 mi12:12:051:41:247:445:23
7:53
#11393
25K
15.53 mi12:31:512:01:107:4819:46
8:09
#11276
30K
18.64 mi12:58:172:27:367:5526:26
8:30
#11081
20M
20.00 mi13:09:542:39:137:5811:37
8:33
#10903
21M
21.00 mi13:19:252:48:448:029:31
9:31
#10828
35K
21.75 mi13:25:292:54:488:026:04
8:07
#10733
23M
23.00 mi13:36:133:05:328:0410:44
8:34
#10544
24M
24.00 mi13:44:303:13:498:058:17
8:17
#10401
40K
24.85 mi13:51:563:21:158:067:26
8:42
#10337
25.2M
25.20 mi13:55:043:24:238:073:08
9:05
#10262
Finish
26.22 mi14:03:093:32:288:078:05
7:56
#10151
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi102442140214011883(Top 47%)3176(Top 29%)3176(Top 197%)
10K6.21 mi3.10 mi10804-5602507-3672507-36711396(Top 45%)2862(Top 26%)2862(Top 177%)
15K9.32 mi3.11 mi11149-3452719-2122719-21211883(Top 47%)3176(Top 29%)3176(Top 197%)
20K12.43 mi3.11 mi11359-2102871-1522871-15212097(Top 47%)3369(Top 31%)3369(Top 209%)
Half13.11 mi0.68 mi11393-342888-172888-1711986(Top 47%)3312(Top 30%)3312(Top 205%)
25K15.53 mi2.42 mi11276+1172871+172871+1711099(Top 43%)3013(Top 28%)3013(Top 187%)
30K18.64 mi3.11 mi11081+1952872-12872-110707(Top 42%)3044(Top 28%)3044(Top 189%)
20M20.00 mi1.36 mi10903+1782832+402832+409718(Top 38%)2806(Top 26%)2806(Top 174%)
21M21.00 mi1.00 mi10828+752857-252857-2510917(Top 43%)3700(Top 34%)3700(Top 229%)
35K21.75 mi0.75 mi10733+952836+212836+218499(Top 33%)2465(Top 23%)2465(Top 153%)
23M23.00 mi1.25 mi10544+1892806+302806+308881(Top 35%)2814(Top 26%)2814(Top 174%)
24M24.00 mi1.00 mi10401+1432780+262780+268238(Top 32%)2602(Top 24%)2602(Top 161%)
40K24.85 mi0.85 mi10337+642786-62786-69381(Top 37%)3266(Top 30%)3266(Top 202%)
25.2M25.20 mi0.35 mi10262+752768+182768+187006(Top 27%)2186(Top 20%)2186(Top 136%)
Finish26.22 mi1.02 mi10151+1112748+202748+208155(Top 32%)2661(Top 24%)2661(Top 165%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

11883

Females

3176

F40-44

3176

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11396

Females

2862

F40-44

2862

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

11883

Females

3176

F40-44

3176

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

12097

Females

3369

F40-44

3369

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

11986

Females

3312

F40-44

3312

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

11099

Females

3013

F40-44

3013

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

10707

Females

3044

F40-44

3044

30K→20M

18.6 - 20.0 mi

Top 38%
×5story building
+64ft-50ft

Overall

9718

Females

2806

F40-44

2806

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

10917

Females

3700

F40-44

3700

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

8499

Females

2465

F40-44

2465

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

8881

Females

2814

F40-44

2814

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8238

Females

2602

F40-44

2602

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9381

Females

3266

F40-44

3266

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7006

Females

2186

F40-44

2186

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8155

Females

2661

F40-44

2661

Passing Analysis

Category:
Athletes Passed
2315*
Passed By
2222
Net Change
+93
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10244
5K → 10K107667-560#10244#10804
10K → 15K112457-345#10804#11149
15K → 20K157367-210#11149#11359
20K → Half3367-34#11359#11393
Half → 25K255138+117#11393#11276
25K → 30K389194+195#11276#11081
30K → 20M23153+178#11081#10903
20M → 21M179104+75#10903#10828
21M → 35K11318+95#10828#10733
35K → 23M23647+189#10733#10544
23M → 24M17532+143#10544#10401
24M → 40K114*50+64#10401#10337
40K → 25.2M849+75#10337#10262
25.2M → Finish13019+111#10262#10151
TOTALS2315*2222+93

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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