Boston Marathon logo
BOSTON MARATHON 2024

Rob Lafeve

Bib: 3476•M

MO

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 42%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:58
Rank: #2884
Start → 5K
19:58 | 6:26/mi
10K· 6.21 mi
40:48
Rank: #3539 (-655)
5K → 10K
20:50 | 6:42/mi
15K· 9.32 mi
1:02:32
Rank: #4399 (-860)
10K → 15K
21:44 | 7:00/mi
20K· 12.43 mi
1:24:51
Rank: #4987 (-588)
15K → 20K
22:19 | 7:11/mi
Half· 13.11 mi
1:29:49
Rank: #5174 (-187)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:48:03
Rank: #5444 (-270)
Half → 25K
18:14 | 7:31/mi
30K· 18.64 mi
2:12:35
Rank: #5649 (-205)
25K → 30K
24:32 | 7:54/mi
20M
2:25:57
Rank: #6381 (-732)
30K → 20M
13:22 | 9:50/mi
21M
2:34:35
Rank: #6332 (+49)
20M → 21M
8:38 | 8:38/mi
35K· 21.75 mi
2:40:34
Rank: #6329 (+3)
21M → 35K
5:59 | 8:00/mi
23M
2:51:10
Rank: #6338 (-9)
35K → 23M
10:36 | 8:28/mi
24M
3:00:02
Rank: #6502 (-164)
23M → 24M
8:52 | 8:52/mi
40K· 24.85 mi
3:10:37
Rank: #7413 (-911)
24M → 40K
10:35 | 12:23/mi
25.2M
3:14:12
Rank: #7480 (-67)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:23:51
Rank: #7877 (-397)
25.2M → Finish
9:39 | 9:28/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
Time1:29:49
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:54:02
Pace8:42 /mi
📊Positive Split: 27.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1319:586:2619:58
6:26
-
10K
6.21 mi10:43:0340:486:3420:50
6:42
+0:16
15K
9.32 mi11:04:471:02:326:4321:44
7:00
+0:18
20K
12.43 mi11:27:061:24:516:5022:19
7:11
+0:11
Half
13.11 mi11:32:041:29:496:514:58
7:17
+0:06
25K
15.53 mi11:50:181:48:036:5718:14
7:31
+0:14
30K
18.64 mi12:14:502:12:357:0724:32
7:54
+0:23
20M
20.00 mi12:28:122:25:577:1813:22
9:50
+1:56
21M
21.00 mi12:36:502:34:357:228:38
8:38
-1:12
35K
21.75 mi12:42:492:40:347:235:59
8:00
-0:38
23M
23.00 mi12:53:252:51:107:2710:36
8:28
+0:28
24M
24.00 mi13:02:173:00:027:308:52
8:52
+0:24
40K
24.85 mi13:12:523:10:377:4010:35
12:23
+3:31
25.2M
25.20 mi13:16:273:14:127:423:35
10:23
-2:00
Finish
26.22 mi13:26:063:23:517:479:39
9:28
-0:55

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

6:26 /mi

Average Pace

7:47 /mi

Slowest Pace

12:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:51

42% of race

Time at Steady Pace

1:12:57

36% of race

Time at Slower Pace

46:03

23% of race

Average Pace: 7:46 /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 mi10:22:1319:586:2619:58
6:26
#2884
10K
6.21 mi10:43:0340:486:3420:50
6:42
#3539
15K
9.32 mi11:04:471:02:326:4321:44
7:00
#4399
20K
12.43 mi11:27:061:24:516:5022:19
7:11
#4987
Half
13.11 mi11:32:041:29:496:514:58
7:17
#5174
25K
15.53 mi11:50:181:48:036:5718:14
7:31
#5444
30K
18.64 mi12:14:502:12:357:0724:32
7:54
#5649
20M
20.00 mi12:28:122:25:577:1813:22
9:50
#6381
21M
21.00 mi12:36:502:34:357:228:38
8:38
#6332
35K
21.75 mi12:42:492:40:347:235:59
8:00
#6329
23M
23.00 mi12:53:252:51:107:2710:36
8:28
#6338
24M
24.00 mi13:02:173:00:027:308:52
8:52
#6502
40K
24.85 mi13:12:523:10:377:4010:35
12:23
#7413
25.2M
25.20 mi13:16:273:14:127:423:35
10:23
#7480
Finish
26.22 mi13:26:063:23:517:479:39
9:28
#7877
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2884276327636184(Top 24%)5519(Top 38%)5519(Top 114%)
10K6.21 mi3.10 mi3539-6553361-5983361-5984381(Top 17%)4100(Top 28%)4100(Top 85%)
15K9.32 mi3.11 mi4399-8604119-7584119-7586184(Top 24%)5519(Top 38%)5519(Top 114%)
20K12.43 mi3.11 mi4987-5884616-4974616-4976263(Top 25%)5498(Top 38%)5498(Top 113%)
Half13.11 mi0.68 mi5174-1874767-1514767-1517492(Top 29%)6300(Top 43%)6300(Top 130%)
25K15.53 mi2.42 mi5444-2704956-1894956-1897094(Top 28%)5877(Top 40%)5877(Top 121%)
30K18.64 mi3.11 mi5649-2055041-855041-857268(Top 28%)5783(Top 40%)5783(Top 119%)
20M20.00 mi1.36 mi6381-7325534-4935534-49315871(Top 62%)9689(Top 66%)9689(Top 200%)
21M21.00 mi1.00 mi6332+495465+695465+696831(Top 27%)5180(Top 36%)5180(Top 107%)
35K21.75 mi0.75 mi6329+35437+285437+287745(Top 30%)5619(Top 39%)5619(Top 116%)
23M23.00 mi1.25 mi6338-95401+365401+368269(Top 32%)5733(Top 39%)5733(Top 118%)
24M24.00 mi1.00 mi6502-1645472-715472-7111438(Top 45%)7275(Top 50%)7275(Top 150%)
40K24.85 mi0.85 mi7413-9115978-5065978-50621163(Top 83%)12050(Top 83%)12050(Top 249%)
25.2M25.20 mi0.35 mi7480-675992-145992-1412367(Top 48%)7536(Top 52%)7536(Top 155%)
Finish26.22 mi1.02 mi7877-3976171-1796171-17916355(Top 64%)9623(Top 66%)9623(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6184

Males

5519

M18-39

5519

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4381

Males

4100

M18-39

4100

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6184

Males

5519

M18-39

5519

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6263

Males

5498

M18-39

5498

20K→Half

12.4 - 13.1 mi

Top 29%
×2stories
+19ft-37ft

Overall

7492

Males

6300

M18-39

6300

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7094

Males

5877

M18-39

5877

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7268

Males

5783

M18-39

5783

30K→20M

18.6 - 20.0 mi

Top 62%
×5stories
+64ft-50ft

Overall

15871

Males

9689

M18-39

9689

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

6831

Males

5180

M18-39

5180

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7745

Males

5619

M18-39

5619

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8269

Males

5733

M18-39

5733

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11438

Males

7275

M18-39

7275

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

21163

Males

12050

M18-39

12050

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12367

Males

7536

M18-39

7536

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

16355

Males

9623

M18-39

9623

Passing Analysis

Category:
Athletes Passed
742
Passed By
5735
Net Change
-4993
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2884
5K → 10K20675-655#2884#3539
10K → 15K12872-860#3539#4399
15K → 20K49637-588#4399#4987
20K → Half1188-187#4987#5174
Half → 25K100370-270#5174#5444
25K → 30K133338-205#5444#5649
30K → 20M13745-732#5649#6381
20M → 21M13485+49#6381#6332
21M → 35K6764+3#6332#6329
35K → 23M111120-9#6329#6338
23M → 24M42206-164#6338#6502
24M → 40K13924-911#6502#7413
40K → 25.2M2895-67#7413#7480
25.2M → Finish19416-397#7480#7877
TOTALS7425735-4993
📊

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