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BOSTON MARATHON 2025

Martin Keese

Bib: 11727•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 32%
Gender (Male)
#0 / 16105
Top 45%
Masters (Masters Men)
#0 / 10463
Top 33%
Division (M45-49)
#0 / 2386
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:30/mi
23:17
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
46:34
↑ 79↓ 1380.4%
15K· 9.32 mi
7:25/mi
1:09:36
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:32:41
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:37:41
↑ 19↓ 370.5%
25K· 15.53 mi
7:30/mi
1:55:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:38/mi
2:19:35
↑ 181↓ 1480.2%
20M
7:35/mi
2:29:53
↑ 64↓ 500.2%
21M
7:48/mi
2:37:41
↑ 106↓ 241.6%
35K· 21.75 mi
7:22/mi
2:43:12
↑ 17↓ 861.7%
23M
7:30/mi
2:52:36
↑ 23↓ 630.6%
24M
7:27/mi
3:00:03
↓ 821.3%
40K· 24.85 mi
7:29/mi
3:06:27
↓ 200.3%
25.2M
7:58/mi
3:09:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:08/mi
3:16:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:41
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:38:47
Pace7:32 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:0723:177:3023:17
7:30
-
10K
6.21 mi11:13:2446:347:3023:17
7:30
0:00
15K
9.32 mi11:36:261:09:367:2823:02
7:25
-0:05
20K
12.43 mi11:59:311:32:417:2723:05
7:26
+0:01
Half
13.11 mi12:04:311:37:417:275:00
7:20
-0:06
25K
15.53 mi12:22:421:55:527:2818:11
7:30
+0:10
30K
18.64 mi12:46:252:19:357:2923:43
7:38
+0:08
20M
20.00 mi12:56:432:29:537:3010:18
7:35
-0:03
21M
21.00 mi13:04:312:37:417:317:48
7:48
+0:13
35K
21.75 mi13:10:022:43:127:305:31
7:22
-0:26
23M
23.00 mi13:19:262:52:367:309:24
7:30
+0:08
24M
24.00 mi13:26:533:00:037:307:27
7:27
-0:03
40K
24.85 mi13:33:173:06:277:306:24
7:29
+0:02
25.2M
25.20 mi13:36:023:09:127:302:45
7:58
+0:29
Finish
26.22 mi13:43:183:16:287:307:16
7:08
-0:50

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

7:08 /mi

Average Pace

7:30 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:13:43

99% of race

Time at Steady Pace

2:45

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:30 /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 mi10:50:0723:177:3023:17
7:30
#12177
10K
6.21 mi11:13:2446:347:3023:17
7:30
#12064
15K
9.32 mi11:36:261:09:367:2823:02
7:25
#11679
20K
12.43 mi11:59:311:32:417:2723:05
7:26
#11290
Half
13.11 mi12:04:311:37:417:275:00
7:20
#11229
25K
15.53 mi12:22:421:55:527:2818:11
7:30
#10966
30K
18.64 mi12:46:252:19:357:2923:43
7:38
#10474
20M
20.00 mi12:56:432:29:537:3010:18
7:35
#10193
21M
21.00 mi13:04:312:37:417:317:48
7:48
#9864
35K
21.75 mi13:10:022:43:127:305:31
7:22
#9766
23M
23.00 mi13:19:262:52:367:309:24
7:30
#9528
24M
24.00 mi13:26:533:00:037:307:27
7:27
#9394
40K
24.85 mi13:33:173:06:277:306:24
7:29
#9242
25.2M
25.20 mi13:36:023:09:127:302:45
7:58
#9162
Finish
26.22 mi13:43:183:16:287:307:16
7:08
#9009
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi121779251925110973(Top 39%)8576(Top 53%)8576(Top 359%)
10K6.21 mi3.10 mi12064+1139183+689183+6812025(Top 42%)9157(Top 57%)9157(Top 384%)
15K9.32 mi3.11 mi11679+3858985+1988985+19810973(Top 39%)8576(Top 53%)8576(Top 359%)
20K12.43 mi3.11 mi11290+3898759+2268759+22610139(Top 36%)8083(Top 50%)8083(Top 339%)
Half13.11 mi0.68 mi11229+618731+288731+2810179(Top 36%)8095(Top 50%)8095(Top 339%)
25K15.53 mi2.42 mi10966+2638564+1678564+1679923(Top 35%)7823(Top 49%)7823(Top 328%)
30K18.64 mi3.11 mi10474+4928253+3118253+3118691(Top 31%)6980(Top 43%)6980(Top 293%)
20M20.00 mi1.36 mi10193+2818086+1678086+1677537(Top 27%)6166(Top 38%)6166(Top 258%)
21M21.00 mi1.00 mi9864+3297874+2127874+2126200(Top 22%)5201(Top 32%)5201(Top 218%)
35K21.75 mi0.75 mi9766+987800+747800+747719(Top 27%)6136(Top 38%)6136(Top 257%)
23M23.00 mi1.25 mi9528+2387634+1667634+1666664(Top 23%)5405(Top 34%)5405(Top 227%)
24M24.00 mi1.00 mi9394+1347523+1117523+1117349(Top 26%)5736(Top 36%)5736(Top 240%)
40K24.85 mi0.85 mi9242+1527403+1207403+1206729(Top 24%)5286(Top 33%)5286(Top 222%)
25.2M25.20 mi0.35 mi9162+807340+637340+635815(Top 20%)4640(Top 29%)4640(Top 194%)
Finish26.22 mi1.02 mi9009+1537213+1277213+1276570(Top 23%)5082(Top 32%)5082(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21story building
+97ft-345ft

Overall

10973

Males

8576

M45-49

8576

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12025

Males

9157

M45-49

9157

10K→15K

6.2 - 9.3 mi

Top 39%
×3story building
+67ft-78ft

Overall

10973

Males

8576

M45-49

8576

15K→20K

9.3 - 12.4 mi

Top 36%
×5story building
+106ft-86ft

Overall

10139

Males

8083

M45-49

8083

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

10179

Males

8095

M45-49

8095

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9923

Males

7823

M45-49

7823

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8691

Males

6980

M45-49

6980

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

7537

Males

6166

M45-49

6166

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6200

Males

5201

M45-49

5201

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7719

Males

6136

M45-49

6136

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6664

Males

5405

M45-49

5405

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

7349

Males

5736

M45-49

5736

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6729

Males

5286

M45-49

5286

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5815

Males

4640

M45-49

4640

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6570

Males

5082

M45-49

5082

Passing Analysis

Category:
Athletes Passed
3602*
Passed By
434
Net Change
+3168
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12177
5K → 10K303190+113#12177#12064
10K → 15K42540+385#12064#11679
15K → 20K42435+389#11679#11290
20K → Half709+61#11290#11229
Half → 25K30239+263#11229#10966
25K → 30K51523+492#10966#10474
30K → 20M29110+281#10474#10193
20M → 21M333*4+329#10193#9864
21M → 35K11517+98#9864#9766
35K → 23M24911+238#9766#9528
23M → 24M15420+134#9528#9394
24M → 40K16816+152#9394#9242
40K → 25.2M822+80#9242#9162
25.2M → Finish17118+153#9162#9009
TOTALS3602*434+3168

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

📊

Passing Visuals

Category:
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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