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BOSTON MARATHON 2025

David Holland

Bib: 17107•M

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
8:06/mi
25:09
↑ 97↓ 3451.5%
10K· 6.21 mi
8:03/mi
50:09
↑ 79↓ 1380.4%
15K· 9.32 mi
8:20/mi
1:16:02
↑ 67↓ 78
20K· 12.43 mi
8:27/mi
1:42:17
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:47:55
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:08:30
↑ 66↓ 880.2%
30K· 18.64 mi
8:49/mi
2:35:54
↑ 181↓ 1480.2%
20M
8:43/mi
2:47:45
↑ 64↓ 500.2%
21M
9:10/mi
2:56:55
↑ 106↓ 241.6%
35K· 21.75 mi
8:11/mi
3:03:02
↑ 17↓ 861.7%
23M
8:36/mi
3:13:48
↑ 23↓ 630.6%
24M
8:01/mi
3:21:49
↓ 821.3%
40K· 24.85 mi
8:18/mi
3:28:55
↓ 200.3%
25.2M
9:02/mi
3:32:02
↑ 13↓ 160.2%
Finish· 26.22 mi
7:47/mi
3:39:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:52:03
Pace8:33 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1325:098:0625:09
8:06
-
10K
6.21 mi11:42:1350:098:0425:00
8:03
-0:03
15K
9.32 mi12:08:061:16:028:0925:53
8:20
+0:17
20K
12.43 mi12:34:211:42:178:1426:15
8:27
+0:07
Half
13.11 mi12:39:591:47:558:145:38
8:15
-0:12
25K
15.53 mi13:00:342:08:308:1620:35
8:29
+0:14
30K
18.64 mi13:27:582:35:548:2227:24
8:49
+0:20
20M
20.00 mi13:39:492:47:458:2311:51
8:43
-0:06
21M
21.00 mi13:48:592:56:558:259:10
9:10
+0:27
35K
21.75 mi13:55:063:03:028:256:07
8:11
-0:59
23M
23.00 mi14:05:523:13:488:2610:46
8:36
+0:25
24M
24.00 mi14:13:533:21:498:258:01
8:01
-0:35
40K
24.85 mi14:20:593:28:558:247:06
8:18
+0:17
25.2M
25.20 mi14:24:063:32:028:253:07
9:02
+0:44
Finish
26.22 mi14:32:023:39:588:247:56
7:47
-1:15

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

7:47 /mi

Average Pace

8:24 /mi

Slowest Pace

9:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:40

72% of race

Time at Steady Pace

1:02:18

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:23 /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 mi11:17:1325:098:0625:09
8:06
#17303
10K
6.21 mi11:42:1350:098:0425:00
8:03
#17035
15K
9.32 mi12:08:061:16:028:0925:53
8:20
#17467
20K
12.43 mi12:34:211:42:178:1426:15
8:27
#17543
Half
13.11 mi12:39:591:47:558:145:38
8:15
#17545
25K
15.53 mi13:00:342:08:308:1620:35
8:29
#17424
30K
18.64 mi13:27:582:35:548:2227:24
8:49
#17221
20M
20.00 mi13:39:492:47:458:2311:51
8:43
#17061
21M
21.00 mi13:48:592:56:558:259:10
9:10
#16860
35K
21.75 mi13:55:063:03:028:256:07
8:11
#16721
23M
23.00 mi14:05:523:13:488:2610:46
8:36
#16510
24M
24.00 mi14:13:533:21:498:258:01
8:01
#16253
40K
24.85 mi14:20:593:28:558:247:06
8:18
#16108
25.2M
25.20 mi14:24:063:32:028:253:07
9:02
#16035
Finish
26.22 mi14:32:023:39:588:247:56
7:47
#15856
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi17303113301133018245(Top 64%)11725(Top 73%)11725(Top 711%)
10K6.21 mi3.10 mi17035+26811238+9211238+9216805(Top 59%)11163(Top 69%)11163(Top 677%)
15K9.32 mi3.11 mi17467-43211425-18711425-18718245(Top 64%)11725(Top 73%)11725(Top 711%)
20K12.43 mi3.11 mi17543-7611433-811433-817855(Top 63%)11539(Top 72%)11539(Top 700%)
Half13.11 mi0.68 mi17545-211436-311436-317590(Top 62%)11432(Top 71%)11432(Top 694%)
25K15.53 mi2.42 mi17424+12111359+7711359+7717113(Top 60%)11145(Top 69%)11145(Top 676%)
30K18.64 mi3.11 mi17221+20311226+13311226+13316701(Top 59%)10794(Top 67%)10794(Top 655%)
20M20.00 mi1.36 mi17061+16011128+9811128+9815178(Top 53%)10002(Top 62%)10002(Top 607%)
21M21.00 mi1.00 mi16860+20111024+10411024+10414423(Top 51%)9534(Top 59%)9534(Top 579%)
35K21.75 mi0.75 mi16721+13910946+7810946+7813448(Top 47%)9024(Top 56%)9024(Top 548%)
23M23.00 mi1.25 mi16510+21110825+12110825+12113915(Top 49%)9130(Top 57%)9130(Top 554%)
24M24.00 mi1.00 mi16253+25710686+13910686+13911354(Top 40%)7845(Top 49%)7845(Top 476%)
40K24.85 mi0.85 mi16108+14510599+8710599+8712167(Top 43%)8144(Top 51%)8144(Top 494%)
25.2M25.20 mi0.35 mi16035+7310557+4210557+4211998(Top 42%)8009(Top 50%)8009(Top 486%)
Finish26.22 mi1.02 mi15856+17910451+10610451+10611323(Top 40%)7682(Top 48%)7682(Top 466%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

18245

Males

11725

M55-59

11725

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

16805

Males

11163

M55-59

11163

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

18245

Males

11725

M55-59

11725

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

17855

Males

11539

M55-59

11539

20K→Half

12.4 - 13.1 mi

Top 62%
×2story building
+19ft-37ft

Overall

17590

Males

11432

M55-59

11432

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

17113

Males

11145

M55-59

11145

25K→30K

15.5 - 18.6 mi

Top 59%
×9story building
+181ft-148ft

Overall

16701

Males

10794

M55-59

10794

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

15178

Males

10002

M55-59

10002

20M→21M

20.0 - 21.0 mi

Top 51%
×8story building
+106ft-24ft

Overall

14423

Males

9534

M55-59

9534

21M→35K

21.0 - 21.8 mi

Top 47%
×7story building
+17ft-86ft

Overall

13448

Males

9024

M55-59

9024

35K→23M

21.8 - 23.0 mi

Top 49%
×5story building
+23ft-63ft

Overall

13915

Males

9130

M55-59

9130

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11354

Males

7845

M55-59

7845

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12167

Males

8144

M55-59

8144

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11998

Males

8009

M55-59

8009

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2story building
+22ft-21ft

Overall

11323

Males

7682

M55-59

7682

Passing Analysis

Category:
Athletes Passed
2731
Passed By
1284
Net Change
+1447
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17303
5K → 10K452184+268#17303#17035
10K → 15K85517-432#17035#17467
15K → 20K162238-76#17467#17543
20K → Half3537-2#17543#17545
Half → 25K226105+121#17545#17424
25K → 30K317114+203#17424#17221
30K → 20M18121+160#17221#17061
20M → 21M22322+201#17061#16860
21M → 35K1467+139#16860#16721
35K → 23M22615+211#16721#16510
23M → 24M2581+257#16510#16253
24M → 40K1549+145#16253#16108
40K → 25.2M785+73#16108#16035
25.2M → Finish1889+179#16035#15856
TOTALS27311284+1447
📊

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