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BOSTON MARATHON 2025

Todd Bursch

Bib: 10737•M

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
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
7:28/mi
23:13
↑ 97↓ 3451.5%
10K· 6.21 mi
7:28/mi
46:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:40/mi
1:10:13
↑ 67↓ 78
20K· 12.43 mi
8:03/mi
1:35:15
↑ 106↓ 860.1%
Half· 13.11 mi
8:04/mi
1:40:45
↑ 19↓ 370.5%
25K· 15.53 mi
8:35/mi
2:01:34
↑ 66↓ 880.2%
30K· 18.64 mi
9:54/mi
2:32:19
↑ 181↓ 1480.2%
20M
9:49/mi
2:45:40
↑ 64↓ 500.2%
21M
10:30/mi
2:56:10
↑ 106↓ 241.6%
35K· 21.75 mi
9:31/mi
3:03:17
↑ 17↓ 861.7%
23M
10:05/mi
3:15:55
↑ 23↓ 630.6%
24M
9:33/mi
3:25:28
↓ 821.3%
40K· 24.85 mi
9:49/mi
3:33:52
↓ 200.3%
25.2M
9:34/mi
3:37:10
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:45:37
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:45
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time2:04:52
Pace9:32 /mi
📊Positive Split: 23.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5123:137:2823:13
7:28
-
10K
6.21 mi11:13:0346:257:2823:12
7:28
0:00
15K
9.32 mi11:36:511:10:137:3223:48
7:40
+0:12
20K
12.43 mi12:01:531:35:157:4025:02
8:03
+0:23
Half
13.11 mi12:07:231:40:457:415:30
8:04
+0:01
25K
15.53 mi12:28:122:01:347:5020:49
8:35
+0:31
30K
18.64 mi12:58:572:32:198:1030:45
9:54
+1:19
20M
20.00 mi13:12:182:45:408:1713:21
9:49
-0:05
21M
21.00 mi13:22:482:56:108:2310:30
10:30
+0:41
35K
21.75 mi13:29:553:03:178:267:07
9:31
-0:59
23M
23.00 mi13:42:333:15:558:3112:38
10:05
+0:34
24M
24.00 mi13:52:063:25:288:349:33
9:33
-0:32
40K
24.85 mi14:00:303:33:528:368:24
9:49
+0:16
25.2M
25.20 mi14:03:483:37:108:373:18
9:34
-0:15
Finish
26.22 mi14:12:153:45:378:378:27
8:18
-1:16

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

7:28 /mi

Average Pace

8:37 /mi

Slowest Pace

10:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:10:01

58% of race

Time at Steady Pace

1:12:28

32% of race

Time at Slower Pace

23:08

10% of race

Average Pace: 8:36 /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 mi10:49:5123:137:2823:13
7:28
#12012
10K
6.21 mi11:13:0346:257:2823:12
7:28
#11858
15K
9.32 mi11:36:511:10:137:3223:48
7:40
#12271
20K
12.43 mi12:01:531:35:157:4025:02
8:03
#13054
Half
13.11 mi12:07:231:40:457:415:30
8:04
#13227
25K
15.53 mi12:28:122:01:347:5020:49
8:35
#14090
30K
18.64 mi12:58:572:32:198:1030:45
9:54
#16014
20M
20.00 mi13:12:182:45:408:1713:21
9:49
#16385
21M
21.00 mi13:22:482:56:108:2310:30
10:30
#16638
35K
21.75 mi13:29:553:03:178:267:07
9:31
#16792
23M
23.00 mi13:42:333:15:558:3112:38
10:05
#17134
24M
24.00 mi13:52:063:25:288:349:33
9:33
#17294
40K
24.85 mi14:00:303:33:528:368:24
9:49
#17438
25.2M
25.20 mi14:03:483:37:108:373:18
9:34
#17404
Finish
26.22 mi14:12:153:45:378:378:27
8:18
#17293
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi120129179917913135(Top 46%)9576(Top 59%)9576(Top 581%)
10K6.21 mi3.10 mi11858+1549098+819098+8111785(Top 41%)9050(Top 56%)9050(Top 549%)
15K9.32 mi3.11 mi12271-4139252-1549252-15413135(Top 46%)9576(Top 59%)9576(Top 581%)
20K12.43 mi3.11 mi13054-7839536-2849536-28415330(Top 54%)10470(Top 65%)10470(Top 635%)
Half13.11 mi0.68 mi13227-1739616-809616-8016340(Top 58%)10916(Top 68%)10916(Top 662%)
25K15.53 mi2.42 mi14090-8639956-3409956-34017708(Top 62%)11405(Top 71%)11405(Top 692%)
30K18.64 mi3.11 mi16014-192410739-78310739-78321286(Top 75%)12837(Top 80%)12837(Top 779%)
20M20.00 mi1.36 mi16385-37110851-11210851-11220357(Top 72%)12307(Top 76%)12307(Top 747%)
21M21.00 mi1.00 mi16638-25310930-7910930-7919999(Top 70%)12032(Top 75%)12032(Top 730%)
35K21.75 mi0.75 mi16792-15410977-4710977-4720363(Top 72%)12140(Top 75%)12140(Top 737%)
23M23.00 mi1.25 mi17134-34211072-9511072-9520766(Top 73%)12275(Top 76%)12275(Top 745%)
24M24.00 mi1.00 mi17294-16011113-4111113-4119782(Top 70%)11757(Top 73%)11757(Top 713%)
40K24.85 mi0.85 mi17438-14411148-3511148-3519875(Top 70%)11737(Top 73%)11737(Top 712%)
25.2M25.20 mi0.35 mi17404+3411127+2111127+2114923(Top 53%)9380(Top 58%)9380(Top 569%)
Finish26.22 mi1.02 mi17293+11111061+6611061+6614854(Top 52%)9424(Top 59%)9424(Top 572%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

13135

Males

9576

M55-59

9576

5K→10K

3.1 - 6.2 mi

Top 41%
×5story building
+79ft-138ft

Overall

11785

Males

9050

M55-59

9050

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

13135

Males

9576

M55-59

9576

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

15330

Males

10470

M55-59

10470

20K→Half

12.4 - 13.1 mi

Top 58%
×2story building
+19ft-37ft

Overall

16340

Males

10916

M55-59

10916

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

17708

Males

11405

M55-59

11405

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

21286

Males

12837

M55-59

12837

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

20357

Males

12307

M55-59

12307

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19999

Males

12032

M55-59

12032

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20363

Males

12140

M55-59

12140

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

20766

Males

12275

M55-59

12275

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19782

Males

11757

M55-59

11757

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

19875

Males

11737

M55-59

11737

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14923

Males

9380

M55-59

9380

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14854

Males

9424

M55-59

9424

Passing Analysis

Category:
Athletes Passed
971
Passed By
6252
Net Change
-5281
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12012
5K → 10K342188+154#12012#11858
10K → 15K77490-413#11858#12271
15K → 20K56839-783#12271#13054
20K → Half6179-173#13054#13227
Half → 25K49912-863#13227#14090
25K → 30K201944-1924#14090#16014
30K → 20M40411-371#16014#16385
20M → 21M50303-253#16385#16638
21M → 35K33187-154#16638#16792
35K → 23M46388-342#16792#17134
23M → 24M47207-160#17134#17294
24M → 40K33177-144#17294#17438
40K → 25.2M4612+34#17438#17404
25.2M → Finish12615+111#17404#17293
TOTALS9716252-5281
📊

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