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BOSTON MARATHON 2025

Drew Shattuck

Bib: 10513•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
7:16/mi
22:36
↑ 97↓ 3451.5%
10K· 6.21 mi
7:30/mi
45:53
↑ 79↓ 1380.4%
15K· 9.32 mi
9:19/mi
1:14:51
↑ 67↓ 78
20K· 12.43 mi
10:20/mi
1:46:57
↑ 106↓ 860.1%
Half· 13.11 mi
8:12/mi
1:52:33
↑ 19↓ 370.5%
25K· 15.53 mi
9:25/mi
2:15:24
↑ 66↓ 880.2%
30K· 18.64 mi
12:00/mi
2:52:40
↑ 181↓ 1480.2%
20M
12:45/mi
3:10:00
↑ 64↓ 500.2%
21M
11:22/mi
3:21:22
↑ 106↓ 241.6%
35K· 21.75 mi
9:43/mi
3:28:38
↑ 17↓ 861.7%
23M
10:41/mi
3:42:01
↑ 23↓ 630.6%
24M
9:50/mi
3:51:51
↓ 821.3%
40K· 24.85 mi
10:06/mi
4:00:29
↓ 200.3%
25.2M
9:05/mi
4:03:37
↑ 13↓ 160.2%
Finish· 26.22 mi
8:54/mi
4:12:41
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:33
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:20:08
Pace10:41 /mi
📊Positive Split: 24.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4322:367:1622:36
7:16
-
10K
6.21 mi11:12:0045:537:2323:17
7:30
+0:14
15K
9.32 mi11:40:581:14:518:0228:58
9:19
+1:49
20K
12.43 mi12:13:041:46:578:3632:06
10:20
+1:01
Half
13.11 mi12:18:401:52:338:355:36
8:12
-2:08
25K
15.53 mi12:41:312:15:248:4322:51
9:25
+1:13
30K
18.64 mi13:18:472:52:409:1637:16
12:00
+2:35
20M
20.00 mi13:36:073:10:009:3017:20
12:45
+0:45
21M
21.00 mi13:47:293:21:229:3511:22
11:22
-1:23
35K
21.75 mi13:54:453:28:389:367:16
9:43
-1:39
23M
23.00 mi14:08:083:42:019:3913:23
10:41
+0:58
24M
24.00 mi14:17:583:51:519:409:50
9:50
-0:51
40K
24.85 mi14:26:364:00:299:418:38
10:06
+0:16
25.2M
25.20 mi14:29:444:03:379:403:08
9:05
-1:01
Finish
26.22 mi14:38:484:12:419:399:04
8:54
-0:11

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

7:16 /mi

Average Pace

9:39 /mi

Slowest Pace

12:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:33

24% of race

Time at Steady Pace

1:52:47

45% of race

Time at Slower Pace

1:19:21

31% of race

Average Pace: 9:38 /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 mi10:48:4322:367:1622:36
7:16
#10096
10K
6.21 mi11:12:0045:537:2323:17
7:30
#11096
15K
9.32 mi11:40:581:14:518:0228:58
9:19
#16566
20K
12.43 mi12:13:041:46:578:3632:06
10:20
#19893
Half
13.11 mi12:18:401:52:338:355:36
8:12
#19791
25K
15.53 mi12:41:312:15:248:4322:51
9:25
#20156
30K
18.64 mi13:18:472:52:409:1637:16
12:00
#22031
20M
20.00 mi13:36:073:10:009:3017:20
12:45
#22561
21M
21.00 mi13:47:293:21:229:3511:22
11:22
#22528
35K
21.75 mi13:54:453:28:389:367:16
9:43
#22463
23M
23.00 mi14:08:083:42:019:3913:23
10:41
#22460
24M
24.00 mi14:17:583:51:519:409:50
9:50
#22377
40K
24.85 mi14:26:364:00:299:418:38
10:06
#22313
25.2M
25.20 mi14:29:444:03:379:403:08
9:05
#22216
Finish
26.22 mi14:38:484:12:419:399:04
8:54
#22078
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi100968230823023277(Top 82%)13967(Top 87%)13967(Top 585%)
10K6.21 mi3.10 mi11096-10008726-4968726-49612041(Top 42%)9173(Top 57%)9173(Top 384%)
15K9.32 mi3.11 mi16566-547011054-232811054-232823277(Top 82%)13967(Top 87%)13967(Top 585%)
20K12.43 mi3.11 mi19893-332712424-137012424-137024886(Top 88%)14625(Top 91%)14625(Top 613%)
Half13.11 mi0.68 mi19791+10212378+4612378+4617323(Top 61%)11350(Top 70%)11350(Top 476%)
25K15.53 mi2.42 mi20156-36512523-14512523-14521628(Top 76%)13132(Top 82%)13132(Top 550%)
30K18.64 mi3.11 mi22031-187513332-80913332-80925591(Top 90%)14803(Top 92%)14803(Top 620%)
20M20.00 mi1.36 mi22561-53013531-19913531-19926199(Top 92%)15017(Top 93%)15017(Top 629%)
21M21.00 mi1.00 mi22528+3313504+2713504+2722301(Top 79%)13108(Top 81%)13108(Top 549%)
35K21.75 mi0.75 mi22463+6513463+4113463+4121041(Top 74%)12461(Top 77%)12461(Top 522%)
23M23.00 mi1.25 mi22460+313428+3513428+3522495(Top 79%)13102(Top 81%)13102(Top 549%)
24M24.00 mi1.00 mi22377+8313369+5913369+5920833(Top 73%)12264(Top 76%)12264(Top 514%)
40K24.85 mi0.85 mi22313+6413323+4613323+4620769(Top 73%)12171(Top 76%)12171(Top 510%)
25.2M25.20 mi0.35 mi22216+9713279+4413279+4412284(Top 43%)8167(Top 51%)8167(Top 342%)
Finish26.22 mi1.02 mi22078+13813195+8413195+8418522(Top 65%)11140(Top 69%)11140(Top 467%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23277

Males

13967

M45-49

13967

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

12041

Males

9173

M45-49

9173

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23277

Males

13967

M45-49

13967

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

24886

Males

14625

M45-49

14625

20K→Half

12.4 - 13.1 mi

Top 61%
×2story building
+19ft-37ft

Overall

17323

Males

11350

M45-49

11350

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21628

Males

13132

M45-49

13132

25K→30K

15.5 - 18.6 mi

Top 90%
×9story building
+181ft-148ft

Overall

25591

Males

14803

M45-49

14803

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26199

Males

15017

M45-49

15017

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22301

Males

13108

M45-49

13108

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

21041

Males

12461

M45-49

12461

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22495

Males

13102

M45-49

13102

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20833

Males

12264

M45-49

12264

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

20769

Males

12171

M45-49

12171

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12284

Males

8167

M45-49

8167

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

18522

Males

11140

M45-49

11140

Passing Analysis

Category:
Athletes Passed
903
Passed By
12884
Net Change
-11982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10096
5K → 10K391038-1000#10096#11096
10K → 15K15471-5470#11096#16566
15K → 20K43331-3327#16566#19893
20K → Half1042+102#19893#19791
Half → 25K69434-365#19791#20156
25K → 30K181893-1875#20156#22031
30K → 20M18548-530#22031#22561
20M → 21M8249+33#22561#22528
21M → 35K7914+65#22528#22463
35K → 23M7168+3#22463#22460
23M → 24M10219+83#22460#22377
24M → 40K7915+64#22377#22313
40K → 25.2M970+97#22313#22216
25.2M → Finish1402+138#22216#22078
TOTALS90312884-11982
📊

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