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BOSTON MARATHON 2025

Thomas Koeppe

Bib: 12287•M

TN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 47%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 50%
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:38
Rank: #15975
Start → 5K
7:56/mi
24:38 split
10K· 6.21 mi
48:04
Rank: #14192 (+1783)
5K → 10K
7:33/mi
23:26 split
15K· 9.32 mi
1:11:24
Rank: #13405 (+787)
10K → 15K
7:31/mi
23:20 split
20K· 12.43 mi
1:35:35
Rank: #13288 (+117)
15K → 20K
7:47/mi
24:11 split
Half· 13.11 mi
1:40:53
Rank: #13314 (-26)
20K → Half
7:46/mi
5:18 split
25K· 15.53 mi
2:00:37
Rank: #13568 (-254)
Half → 25K
8:08/mi
19:44 split
30K· 18.64 mi
2:26:24
Rank: #13518 (+50)
25K → 30K
8:18/mi
25:47 split
20M
2:38:03
Rank: #13539 (-21)
30K → 20M
8:34/mi
11:39 split
21M
2:46:53
Rank: #13460 (+79)
20M → 21M
8:50/mi
8:50 split
35K· 21.75 mi
2:53:29
Rank: #13601 (-141)
21M → 35K
8:49/mi
6:36 split
23M
3:04:07
Rank: #13563 (+38)
35K → 23M
8:30/mi
10:38 split
24M
3:12:47
Rank: #13658 (-95)
23M → 24M
8:40/mi
8:40 split
40K· 24.85 mi
3:20:01
Rank: #13624 (+34)
24M → 40K
8:28/mi
7:14 split
25.2M
3:22:57
Rank: #13520 (+104)
40K → 25.2M
8:30/mi
2:56 split
Finish· 26.22 mi
3:30:39
Rank: #13379 (+141)
25.2M → Finish
7:33/mi
7:42 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:53
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:49:46
Pace8:22 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:0324:387:5624:38
7:56
-
10K
6.21 mi11:46:2948:047:4423:26
7:33
-0:23
15K
9.32 mi12:09:491:11:247:4023:20
7:31
-0:02
20K
12.43 mi12:34:001:35:357:4124:11
7:47
+0:16
Half
13.11 mi12:39:181:40:537:425:18
7:46
-0:01
25K
15.53 mi12:59:022:00:377:4619:44
8:08
+0:22
30K
18.64 mi13:24:492:26:247:5125:47
8:18
+0:10
20M
20.00 mi13:36:282:38:037:5411:39
8:34
+0:16
21M
21.00 mi13:45:182:46:537:578:50
8:50
+0:16
35K
21.75 mi13:51:542:53:297:596:36
8:49
-0:01
23M
23.00 mi14:02:323:04:078:0010:38
8:30
-0:19
24M
24.00 mi14:11:123:12:478:028:40
8:40
+0:10
40K
24.85 mi14:18:263:20:018:037:14
8:28
-0:12
25.2M
25.20 mi14:21:223:22:578:032:56
8:30
+0:02
Finish
26.22 mi14:29:043:30:398:027:42
7:33
-0:57

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

7:31 /mi

Average Pace

8:02 /mi

Slowest Pace

8:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:19

61% of race

Time at Steady Pace

1:22:20

39% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:23:0324:387:5624:38
7:56
#15975
10K
6.21 mi11:46:2948:047:4423:26
7:33
#14192
15K
9.32 mi12:09:491:11:247:4023:20
7:31
#13405
20K
12.43 mi12:34:001:35:357:4124:11
7:47
#13288
Half
13.11 mi12:39:181:40:537:425:18
7:46
#13314
25K
15.53 mi12:59:022:00:377:4619:44
8:08
#13568
30K
18.64 mi13:24:492:26:247:5125:47
8:18
#13518
20M
20.00 mi13:36:282:38:037:5411:39
8:34
#13539
21M
21.00 mi13:45:182:46:537:578:50
8:50
#13460
35K
21.75 mi13:51:542:53:297:596:36
8:49
#13601
23M
23.00 mi14:02:323:04:078:0010:38
8:30
#13563
24M
24.00 mi14:11:123:12:478:028:40
8:40
#13658
40K
24.85 mi14:18:263:20:018:037:14
8:28
#13624
25.2M
25.20 mi14:21:223:22:578:032:56
8:30
#13520
Finish
26.22 mi14:29:043:30:398:027:42
7:33
#13379
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15975107901079011839(Top 42%)8991(Top 56%)8991(Top 450%)
10K6.21 mi3.10 mi14192+178310097+69310097+69312484(Top 44%)9369(Top 58%)9369(Top 469%)
15K9.32 mi3.11 mi13405+7879738+3599738+35911839(Top 42%)8991(Top 56%)8991(Top 450%)
20K12.43 mi3.11 mi13288+1179654+849654+8413119(Top 46%)9473(Top 59%)9473(Top 475%)
Half13.11 mi0.68 mi13314-269659-59659-513924(Top 49%)9868(Top 61%)9868(Top 494%)
25K15.53 mi2.42 mi13568-2549726-679726-6714877(Top 52%)10143(Top 63%)10143(Top 508%)
30K18.64 mi3.11 mi13518+509650+769650+7613491(Top 47%)9354(Top 58%)9354(Top 469%)
20M20.00 mi1.36 mi13539-219631+199631+1914222(Top 50%)9555(Top 59%)9555(Top 479%)
21M21.00 mi1.00 mi13460+799554+779554+7712490(Top 44%)8608(Top 53%)8608(Top 431%)
35K21.75 mi0.75 mi13601-1419591-379591-3717324(Top 61%)10728(Top 67%)10728(Top 537%)
23M23.00 mi1.25 mi13563+389534+579534+5713252(Top 47%)8810(Top 55%)8810(Top 441%)
24M24.00 mi1.00 mi13658-959554-209554-2015513(Top 55%)9816(Top 61%)9816(Top 492%)
40K24.85 mi0.85 mi13624+349513+419513+4113167(Top 46%)8606(Top 53%)8606(Top 431%)
25.2M25.20 mi0.35 mi13520+1049459+549459+548817(Top 31%)6376(Top 40%)6376(Top 319%)
Finish26.22 mi1.02 mi13379+1419371+889371+889600(Top 34%)6772(Top 42%)6772(Top 339%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11839

Males

8991

M50-54

8991

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

12484

Males

9369

M50-54

9369

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11839

Males

8991

M50-54

8991

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

13119

Males

9473

M50-54

9473

20K→Half

12.4 - 13.1 mi

Top 49%
×2story building
+19ft-37ft

Overall

13924

Males

9868

M50-54

9868

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14877

Males

10143

M50-54

10143

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

13491

Males

9354

M50-54

9354

30K→20M

18.6 - 20.0 mi

Top 50%
×5story building
+64ft-50ft

Overall

14222

Males

9555

M50-54

9555

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

12490

Males

8608

M50-54

8608

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17324

Males

10728

M50-54

10728

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13252

Males

8810

M50-54

8810

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

15513

Males

9816

M50-54

9816

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13167

Males

8606

M50-54

8606

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8817

Males

6376

M50-54

6376

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2story building
+22ft-21ft

Overall

9600

Males

6772

M50-54

6772

Passing Analysis

Category:
Athletes Passed
4054
Passed By
1458
Net Change
+2596
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15975
5K → 10K179916+1783#15975#14192
10K → 15K7947+787#14192#13405
15K → 20K248131+117#13405#13288
20K → Half2652-26#13288#13314
Half → 25K102356-254#13314#13568
25K → 30K257207+50#13568#13518
30K → 20M117138-21#13518#13539
20M → 21M14061+79#13539#13460
21M → 35K19160-141#13460#13601
35K → 23M13294+38#13601#13563
23M → 24M59154-95#13563#13658
24M → 40K10268+34#13658#13624
40K → 25.2M1073+104#13624#13520
25.2M → Finish15211+141#13520#13379
TOTALS40541458+2596
📊

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