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BOSTON MARATHON 2025

Martijn Borgers

Bib: 28524•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:10
Rank: #17337
Start → 5K
25:10 | 8:06/mi
10K· 6.21 mi
50:30
Rank: #17451 (-114)
5K → 10K
25:20 | 8:09/mi
15K· 9.32 mi
1:15:31
Rank: #17094 (+357)
10K → 15K
25:01 | 8:03/mi
20K· 12.43 mi
1:40:10
Rank: #16383 (+711)
15K → 20K
24:39 | 7:56/mi
Half· 13.11 mi
1:45:31
Rank: #16292 (+91)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:04:55
Rank: #15890 (+402)
Half → 25K
19:24 | 8:00/mi
30K· 18.64 mi
2:31:40
Rank: #15789 (+101)
25K → 30K
26:45 | 8:37/mi
20M
2:43:01
Rank: #15480 (+309)
30K → 20M
11:21 | 8:21/mi
21M
2:52:29
Rank: #15488 (-8)
20M → 21M
9:28 | 9:28/mi
35K· 21.75 mi
2:58:20
Rank: #15300 (+188)
21M → 35K
5:51 | 7:49/mi
23M
3:08:31
Rank: #14992 (+308)
35K → 23M
10:11 | 8:08/mi
24M
3:16:31
Rank: #14800 (+192)
23M → 24M
8:00 | 8:00/mi
40K· 24.85 mi
3:23:29
Rank: #14637 (+163)
24M → 40K
6:58 | 8:09/mi
25.2M
3:26:36
Rank: #14585 (+52)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:37:25
Rank: #15246 (-661)
25.2M → Finish
10:49 | 10:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:31
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time1:51:54
Pace8:32 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:4925:108:0625:10
8:06
-
10K
6.21 mi12:07:0950:308:0825:20
8:09
+0:03
15K
9.32 mi12:32:101:15:318:0625:01
8:03
-0:06
20K
12.43 mi12:56:491:40:108:0424:39
7:56
-0:07
Half
13.11 mi13:02:101:45:318:035:21
7:50
-0:06
25K
15.53 mi13:21:342:04:558:0219:24
8:00
+0:10
30K
18.64 mi13:48:192:31:408:0826:45
8:37
+0:37
20M
20.00 mi13:59:402:43:018:0911:21
8:21
-0:16
21M
21.00 mi14:09:082:52:298:139:28
9:28
+1:07
35K
21.75 mi14:14:592:58:208:125:51
7:49
-1:39
23M
23.00 mi14:25:103:08:318:1210:11
8:08
+0:19
24M
24.00 mi14:33:103:16:318:118:00
8:00
-0:08
40K
24.85 mi14:40:083:23:298:116:58
8:09
+0:09
25.2M
25.20 mi14:43:153:26:368:123:07
9:02
+0:53
Finish
26.22 mi14:54:043:37:258:1810:49
10:37
+1:35

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

7:49 /mi

Average Pace

8:18 /mi

Slowest Pace

10:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:47:16

77% of race

Time at Slower Pace

50:09

23% of race

Average Pace: 8:18 /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 mi11:41:4925:108:0625:10
8:06
#17337
10K
6.21 mi12:07:0950:308:0825:20
8:09
#17451
15K
9.32 mi12:32:101:15:318:0625:01
8:03
#17094
20K
12.43 mi12:56:491:40:108:0424:39
7:56
#16383
Half
13.11 mi13:02:101:45:318:035:21
7:50
#16292
25K
15.53 mi13:21:342:04:558:0219:24
8:00
#15890
30K
18.64 mi13:48:192:31:408:0826:45
8:37
#15789
20M
20.00 mi13:59:402:43:018:0911:21
8:21
#15480
21M
21.00 mi14:09:082:52:298:139:28
9:28
#15488
35K
21.75 mi14:14:592:58:208:125:51
7:49
#15300
23M
23.00 mi14:25:103:08:318:1210:11
8:08
#14992
24M
24.00 mi14:33:103:16:318:118:00
8:00
#14800
40K
24.85 mi14:40:083:23:298:116:58
8:09
#14637
25.2M
25.20 mi14:43:153:26:368:123:07
9:02
#14585
Finish
26.22 mi14:54:043:37:258:1810:49
10:37
#15246
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17337113491134916412(Top 58%)10976(Top 68%)10976(Top 195%)
10K6.21 mi3.10 mi17451-11411392-4311392-4317566(Top 62%)11472(Top 71%)11472(Top 203%)
15K9.32 mi3.11 mi17094+35711271+12111271+12116412(Top 58%)10976(Top 68%)10976(Top 195%)
20K12.43 mi3.11 mi16383+71110964+30710964+30714395(Top 51%)10044(Top 62%)10044(Top 178%)
Half13.11 mi0.68 mi16292+9110915+4910915+4914570(Top 51%)10151(Top 63%)10151(Top 180%)
25K15.53 mi2.42 mi15890+40210742+17310742+17313902(Top 49%)9710(Top 60%)9710(Top 172%)
30K18.64 mi3.11 mi15789+10110640+10210640+10215441(Top 54%)10252(Top 64%)10252(Top 182%)
20M20.00 mi1.36 mi15480+30910474+16610474+16612841(Top 45%)8936(Top 55%)8936(Top 158%)
21M21.00 mi1.00 mi15488-810437+3710437+3715909(Top 56%)10204(Top 63%)10204(Top 181%)
35K21.75 mi0.75 mi15300+18810348+8910348+8910986(Top 39%)7869(Top 49%)7869(Top 139%)
23M23.00 mi1.25 mi14992+30810187+16110187+16110948(Top 39%)7724(Top 48%)7724(Top 137%)
24M24.00 mi1.00 mi14800+19210073+11410073+11411236(Top 40%)7789(Top 48%)7789(Top 138%)
40K24.85 mi0.85 mi14637+1639973+1009973+10011212(Top 39%)7682(Top 48%)7682(Top 136%)
25.2M25.20 mi0.35 mi14585+529932+419932+4111992(Top 42%)8003(Top 50%)8003(Top 142%)
Finish26.22 mi1.02 mi15246-66110189-25710189-25724521(Top 86%)14037(Top 87%)14037(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

16412

Males

10976

M18-39

10976

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17566

Males

11472

M18-39

11472

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

16412

Males

10976

M18-39

10976

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14395

Males

10044

M18-39

10044

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14570

Males

10151

M18-39

10151

Half→25K

13.1 - 15.5 mi

Top 49%
×4stories
+66ft-88ft

Overall

13902

Males

9710

M18-39

9710

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

15441

Males

10252

M18-39

10252

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

12841

Males

8936

M18-39

8936

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15909

Males

10204

M18-39

10204

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

10986

Males

7869

M18-39

7869

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

10948

Males

7724

M18-39

7724

23M→24M

23.0 - 24.0 mi

Top 40%
×6stories
+12ft-82ft

Overall

11236

Males

7789

M18-39

7789

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

11212

Males

7682

M18-39

7682

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11992

Males

8003

M18-39

8003

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

24521

Males

14037

M18-39

14037

Passing Analysis

Category:
Athletes Passed
3537
Passed By
1446
Net Change
+2091
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17337
5K → 10K241355-114#17337#17451
10K → 15K42871+357#17451#17094
15K → 20K72312+711#17094#16383
20K → Half965+91#16383#16292
Half → 25K41715+402#16292#15890
25K → 30K271170+101#15890#15789
30K → 20M3134+309#15789#15480
20M → 21M109117-8#15480#15488
21M → 35K1924+188#15488#15300
35K → 23M3091+308#15300#14992
23M → 24M2019+192#14992#14800
24M → 40K1729+163#14800#14637
40K → 25.2M619+52#14637#14585
25.2M → Finish4665-661#14585#15246
TOTALS35371446+2091
📊

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