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BOSTON MARATHON 2025

John Foerster

Bib: 5461•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 20%
Division (M18-39)
#0 / 5642
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:00
Rank: #3380
Start → 5K
20:00 | 6:26/mi
10K· 6.21 mi
40:14
Rank: #3596 (-216)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:24
Rank: #3552 (+44)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:43
Rank: #3474 (+78)
15K → 20K
20:19 | 6:32/mi
Half· 13.11 mi
1:25:09
Rank: #3478 (-4)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:04
Rank: #3422 (+56)
Half → 25K
15:55 | 6:34/mi
30K· 18.64 mi
2:02:32
Rank: #3486 (-64)
25K → 30K
21:28 | 6:55/mi
20M
2:12:06
Rank: #3526 (-40)
30K → 20M
9:34 | 7:02/mi
21M
2:19:33
Rank: #3526
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:24:41
Rank: #3528 (-2)
21M → 35K
5:08 | 6:52/mi
23M
2:33:21
Rank: #3459 (+69)
35K → 23M
8:40 | 6:55/mi
24M
2:40:07
Rank: #3418 (+41)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:46:06
Rank: #3405 (+13)
24M → 40K
5:59 | 7:00/mi
25.2M
2:48:42
Rank: #3391 (+14)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:55:36
Rank: #3384 (+7)
25.2M → Finish
6:54 | 6:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:09
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:30:27
Pace6:54 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5020:006:2620:00
6:26
-
10K
6.21 mi10:46:0440:146:2820:14
6:31
+0:05
15K
9.32 mi11:06:141:00:246:2920:10
6:29
-0:02
20K
12.43 mi11:26:331:20:436:3020:19
6:32
+0:03
Half
13.11 mi11:30:591:25:096:304:26
6:30
-0:02
25K
15.53 mi11:46:541:41:046:3015:55
6:34
+0:04
30K
18.64 mi12:08:222:02:326:3421:28
6:55
+0:21
20M
20.00 mi12:17:562:12:066:369:34
7:02
+0:07
21M
21.00 mi12:25:232:19:336:397:27
7:27
+0:25
35K
21.75 mi12:30:312:24:416:395:08
6:52
-0:35
23M
23.00 mi12:39:112:33:216:408:40
6:55
+0:03
24M
24.00 mi12:45:572:40:076:406:46
6:46
-0:09
40K
24.85 mi12:51:562:46:066:415:59
7:00
+0:14
25.2M
25.20 mi12:54:322:48:426:422:36
7:32
+0:32
Finish
26.22 mi13:01:262:55:366:426:54
6:46
-0:46

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

6:42 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:33

94% of race

Time at Steady Pace

10:03

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:25:5020:006:2620:00
6:26
#3380
10K
6.21 mi10:46:0440:146:2820:14
6:31
#3596
15K
9.32 mi11:06:141:00:246:2920:10
6:29
#3552
20K
12.43 mi11:26:331:20:436:3020:19
6:32
#3474
Half
13.11 mi11:30:591:25:096:304:26
6:30
#3478
25K
15.53 mi11:46:541:41:046:3015:55
6:34
#3422
30K
18.64 mi12:08:222:02:326:3421:28
6:55
#3486
20M
20.00 mi12:17:562:12:066:369:34
7:02
#3526
21M
21.00 mi12:25:232:19:336:397:27
7:27
#3526
35K
21.75 mi12:30:312:24:416:395:08
6:52
#3528
23M
23.00 mi12:39:112:33:216:408:40
6:55
#3459
24M
24.00 mi12:45:572:40:076:406:46
6:46
#3418
40K
24.85 mi12:51:562:46:066:415:59
7:00
#3405
25.2M
25.20 mi12:54:322:48:426:422:36
7:32
#3391
Finish
26.22 mi13:01:262:55:366:426:54
6:46
#3384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3380321132113517(Top 12%)3328(Top 21%)3328(Top 59%)
10K6.21 mi3.10 mi3596-2163411-2003411-2003832(Top 13%)3613(Top 22%)3613(Top 64%)
15K9.32 mi3.11 mi3552+443367+443367+443517(Top 12%)3328(Top 21%)3328(Top 59%)
20K12.43 mi3.11 mi3474+783293+743293+743356(Top 12%)3181(Top 20%)3181(Top 56%)
Half13.11 mi0.68 mi3478-43295-23295-23687(Top 13%)3487(Top 22%)3487(Top 62%)
25K15.53 mi2.42 mi3422+563250+453250+453244(Top 11%)3072(Top 19%)3072(Top 54%)
30K18.64 mi3.11 mi3486-643298-483298-484138(Top 15%)3805(Top 24%)3805(Top 67%)
20M20.00 mi1.36 mi3526-403330-323330-324344(Top 15%)3959(Top 25%)3959(Top 70%)
21M21.00 mi1.00 mi35263328+23328+24360(Top 15%)3904(Top 24%)3904(Top 69%)
35K21.75 mi0.75 mi3528-23325+33325+34499(Top 16%)4001(Top 25%)4001(Top 71%)
23M23.00 mi1.25 mi3459+693257+683257+683345(Top 12%)3043(Top 19%)3043(Top 54%)
24M24.00 mi1.00 mi3418+413216+413216+413340(Top 12%)3006(Top 19%)3006(Top 53%)
40K24.85 mi0.85 mi3405+133197+193197+193896(Top 14%)3415(Top 21%)3415(Top 61%)
25.2M25.20 mi0.35 mi3391+143182+153182+153595(Top 13%)3139(Top 19%)3139(Top 56%)
Finish26.22 mi1.02 mi3384+73168+143168+144321(Top 15%)3665(Top 23%)3665(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3517

Males

3328

M18-39

3328

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3832

Males

3613

M18-39

3613

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3517

Males

3328

M18-39

3328

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3356

Males

3181

M18-39

3181

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3687

Males

3487

M18-39

3487

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3244

Males

3072

M18-39

3072

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4138

Males

3805

M18-39

3805

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4344

Males

3959

M18-39

3959

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4360

Males

3904

M18-39

3904

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4499

Males

4001

M18-39

4001

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3345

Males

3043

M18-39

3043

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3340

Males

3006

M18-39

3006

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3896

Males

3415

M18-39

3415

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3595

Males

3139

M18-39

3139

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4321

Males

3665

M18-39

3665

Passing Analysis

Category:
Athletes Passed
931
Passed By
935
Net Change
-4
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3380
5K → 10K45261-216#3380#3596
10K → 15K12177+44#3596#3552
15K → 20K14163+78#3552#3474
20K → Half1519-4#3474#3478
Half → 25K10044+56#3478#3422
25K → 30K93157-64#3422#3486
30K → 20M4787-40#3486#3526
20M → 21M46460#3526#3526
21M → 35K3739-2#3526#3528
35K → 23M10031+69#3528#3459
23M → 24M6827+41#3459#3418
24M → 40K4734+13#3418#3405
40K → 25.2M2410+14#3405#3391
25.2M → Finish4740+7#3391#3384
TOTALS931935-4
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing