Boston Marathon logo
BOSTON MARATHON 2024

Katie Lewis

Bib: 16752•F

FL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 36%
Gender (Female)
#0 / 10924
Top 21%
Masters (Masters Women)
#0 / 6263
Top 10%
Division (F40-44)
#0 / 1613
Top 22%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:32
Rank: #13880
Start → 5K
24:32 | 7:54/mi
10K· 6.21 mi
49:04
Rank: #13631 (+249)
5K → 10K
24:32 | 7:54/mi
15K· 9.32 mi
1:13:32
Rank: #13237 (+394)
10K → 15K
24:28 | 7:53/mi
20K· 12.43 mi
1:38:17
Rank: #12712 (+525)
15K → 20K
24:45 | 7:58/mi
Half· 13.11 mi
1:43:39
Rank: #12653 (+59)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:03:06
Rank: #12170 (+483)
Half → 25K
19:27 | 8:01/mi
30K· 18.64 mi
2:28:43
Rank: #11502 (+668)
25K → 30K
25:37 | 8:15/mi
20M
2:39:51
Rank: #11122 (+380)
30K → 20M
11:08 | 8:12/mi
21M
2:48:35
Rank: #10785 (+337)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:54:33
Rank: #10651 (+134)
21M → 35K
5:58 | 7:59/mi
23M
3:04:21
Rank: #10223 (+428)
35K → 23M
9:48 | 7:50/mi
24M
3:12:08
Rank: #9952 (+271)
23M → 24M
7:47 | 7:47/mi
40K· 24.85 mi
3:18:49
Rank: #9712 (+240)
24M → 40K
6:41 | 7:49/mi
25.2M
3:21:45
Rank: #9571 (+141)
40K → 25.2M
2:56 | 8:30/mi
Finish· 26.22 mi
3:29:05
Rank: #9309 (+262)
25.2M → Finish
7:20 | 7:12/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
Time1:43:39
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:45:26
Pace8:03 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:2024:327:5424:32
7:54
-
10K
6.21 mi11:41:5249:047:5424:32
7:54
0:00
15K
9.32 mi12:06:201:13:327:5324:28
7:53
-0:01
20K
12.43 mi12:31:051:38:177:5524:45
7:58
+0:05
Half
13.11 mi12:36:271:43:397:545:22
7:52
-0:06
25K
15.53 mi12:55:542:03:067:5519:27
8:01
+0:09
30K
18.64 mi13:21:312:28:437:5925:37
8:15
+0:14
20M
20.00 mi13:32:392:39:518:0011:08
8:12
-0:03
21M
21.00 mi13:41:232:48:358:028:44
8:44
+0:32
35K
21.75 mi13:47:212:54:338:025:58
7:59
-0:45
23M
23.00 mi13:57:093:04:218:019:48
7:50
-0:09
24M
24.00 mi14:04:563:12:088:007:47
7:47
-0:03
40K
24.85 mi14:11:373:18:498:006:41
7:49
+0:02
25.2M
25.20 mi14:14:333:21:458:002:56
8:30
+0:41
Finish
26.22 mi14:21:533:29:057:597:20
7:12
-1:18

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

7:12 /mi

Average Pace

7:59 /mi

Slowest Pace

8:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:20

4% of race

Time at Steady Pace

2:33:20

73% of race

Time at Slower Pace

48:25

23% of race

Average Pace: 7:58 /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 mi11:17:2024:327:5424:32
7:54
#13880
10K
6.21 mi11:41:5249:047:5424:32
7:54
#13631
15K
9.32 mi12:06:201:13:327:5324:28
7:53
#13237
20K
12.43 mi12:31:051:38:177:5524:45
7:58
#12712
Half
13.11 mi12:36:271:43:397:545:22
7:52
#12653
25K
15.53 mi12:55:542:03:067:5519:27
8:01
#12170
30K
18.64 mi13:21:312:28:437:5925:37
8:15
#11502
20M
20.00 mi13:32:392:39:518:0011:08
8:12
#11122
21M
21.00 mi13:41:232:48:358:028:44
8:44
#10785
35K
21.75 mi13:47:212:54:338:025:58
7:59
#10651
23M
23.00 mi13:57:093:04:218:019:48
7:50
#10223
24M
24.00 mi14:04:563:12:088:007:47
7:47
#9952
40K
24.85 mi14:11:373:18:498:006:41
7:49
#9712
25.2M
25.20 mi14:14:333:21:458:002:56
8:30
#9571
Finish
26.22 mi14:21:533:29:057:597:20
7:12
#9309
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi138804243424312511(Top 49%)3521(Top 32%)3521(Top 218%)
10K6.21 mi3.10 mi13631+2494109+1344109+13413434(Top 53%)4017(Top 37%)4017(Top 249%)
15K9.32 mi3.11 mi13237+3943887+2223887+22212511(Top 49%)3521(Top 32%)3521(Top 218%)
20K12.43 mi3.11 mi12712+5253609+2783609+27811610(Top 45%)3124(Top 29%)3124(Top 194%)
Half13.11 mi0.68 mi12653+593588+213588+2111883(Top 47%)3289(Top 30%)3289(Top 204%)
25K15.53 mi2.42 mi12170+4833361+2273361+22710354(Top 41%)2671(Top 24%)2671(Top 166%)
30K18.64 mi3.11 mi11502+6683094+2673094+2679274(Top 36%)2357(Top 22%)2357(Top 146%)
20M20.00 mi1.36 mi11122+3802949+1452949+1457826(Top 31%)1909(Top 17%)1909(Top 118%)
21M21.00 mi1.00 mi10785+3372833+1162833+1167339(Top 29%)1883(Top 17%)1883(Top 117%)
35K21.75 mi0.75 mi10651+1342790+432790+437706(Top 30%)2104(Top 19%)2104(Top 130%)
23M23.00 mi1.25 mi10223+4282636+1542636+1544962(Top 19%)1001(Top 9%)1001(Top 62%)
24M24.00 mi1.00 mi9952+2712548+882548+885512(Top 22%)1324(Top 12%)1324(Top 82%)
40K24.85 mi0.85 mi9712+2402473+752473+754907(Top 19%)1165(Top 11%)1165(Top 72%)
25.2M25.20 mi0.35 mi9571+1412422+512422+514580(Top 18%)1090(Top 10%)1090(Top 68%)
Finish26.22 mi1.02 mi9309+2622337+852337+854043(Top 16%)813(Top 7%)813(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

12511

Females

3521

F40-44

3521

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

13434

Females

4017

F40-44

4017

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

12511

Females

3521

F40-44

3521

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11610

Females

3124

F40-44

3124

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

11883

Females

3289

F40-44

3289

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10354

Females

2671

F40-44

2671

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9274

Females

2357

F40-44

2357

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

7826

Females

1909

F40-44

1909

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7339

Females

1883

F40-44

1883

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7706

Females

2104

F40-44

2104

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

4962

Females

1001

F40-44

1001

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5512

Females

1324

F40-44

1324

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4907

Females

1165

F40-44

1165

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4580

Females

1090

F40-44

1090

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4043

Females

813

F40-44

813

Passing Analysis

Category:
Athletes Passed
4975*
Passed By
404
Net Change
+4571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13880
5K → 10K433184+249#13880#13631
10K → 15K45258+394#13631#13237
15K → 20K55934+525#13237#12712
20K → Half8122+59#12712#12653
Half → 25K51229+483#12653#12170
25K → 30K70234+668#12170#11502
30K → 20M3866+380#11502#11122
20M → 21M35215+337#11122#10785
21M → 35K14410+134#10785#10651
35K → 23M4291+428#10651#10223
23M → 24M274*3+271#10223#9952
24M → 40K2422+240#9952#9712
40K → 25.2M1443+141#9712#9571
25.2M → Finish2653+262#9571#9309
TOTALS4975*404+4571

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

📊

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