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BOSTON MARATHON 2025

Scott Douglas

Bib: 8715•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 36%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:02
Rank: #3461
Start → 5K
20:02 | 6:27/mi
10K· 6.21 mi
40:27
Rank: #3860 (-399)
5K → 10K
20:25 | 6:34/mi
15K· 9.32 mi
1:01:40
Rank: #4521 (-661)
10K → 15K
21:13 | 6:50/mi
20K· 12.43 mi
1:24:09
Rank: #5683 (-1162)
15K → 20K
22:29 | 7:14/mi
Half· 13.11 mi
1:29:05
Rank: #5913 (-230)
20K → Half
4:56 | 7:14/mi
25K· 15.53 mi
1:47:25
Rank: #6687 (-774)
Half → 25K
18:20 | 7:34/mi
30K· 18.64 mi
2:13:23
Rank: #7713 (-1026)
25K → 30K
25:58 | 8:21/mi
20M
2:25:26
Rank: #8303 (-590)
30K → 20M
12:03 | 8:52/mi
21M
2:35:55
Rank: #9190 (-887)
20M → 21M
10:29 | 10:29/mi
35K· 21.75 mi
2:41:54
Rank: #9286 (-96)
21M → 35K
5:59 | 8:00/mi
23M
2:52:55
Rank: #9656 (-370)
35K → 23M
11:01 | 8:48/mi
24M
3:00:54
Rank: #9696 (-40)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:07:38
Rank: #9641 (+55)
24M → 40K
6:44 | 7:53/mi
25.2M
3:10:38
Rank: #9639 (+2)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:18:28
Rank: #9663 (-24)
25.2M → Finish
7:50 | 7:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:05
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:49:23
Pace8:21 /mi
📊Positive Split: 22.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1420:026:2720:02
6:27
-
10K
6.21 mi11:05:3940:276:3120:25
6:34
+0:07
15K
9.32 mi11:26:521:01:406:3721:13
6:50
+0:16
20K
12.43 mi11:49:211:24:096:4622:29
7:14
+0:24
Half
13.11 mi11:54:171:29:056:484:56
7:14
0:00
25K
15.53 mi12:12:371:47:256:5518:20
7:34
+0:20
30K
18.64 mi12:38:352:13:237:0925:58
8:21
+0:47
20M
20.00 mi12:50:382:25:267:1612:03
8:52
+0:31
21M
21.00 mi13:01:072:35:557:2510:29
10:29
+1:37
35K
21.75 mi13:07:062:41:547:275:59
8:00
-2:29
23M
23.00 mi13:18:072:52:557:3111:01
8:48
+0:48
24M
24.00 mi13:26:063:00:547:327:59
7:59
-0:49
40K
24.85 mi13:32:503:07:387:336:44
7:53
-0:06
25.2M
25.20 mi13:35:503:10:387:343:00
8:42
+0:49
Finish
26.22 mi13:43:403:18:287:357:50
7:41
-1:01

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

6:27 /mi

Average Pace

7:35 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:05

45% of race

Time at Steady Pace

1:12:50

37% of race

Time at Slower Pace

36:33

18% of race

Average Pace: 7:34 /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 mi10:45:1420:026:2720:02
6:27
#3461
10K
6.21 mi11:05:3940:276:3120:25
6:34
#3860
15K
9.32 mi11:26:521:01:406:3721:13
6:50
#4521
20K
12.43 mi11:49:211:24:096:4622:29
7:14
#5683
Half
13.11 mi11:54:171:29:056:484:56
7:14
#5913
25K
15.53 mi12:12:371:47:256:5518:20
7:34
#6687
30K
18.64 mi12:38:352:13:237:0925:58
8:21
#7713
20M
20.00 mi12:50:382:25:267:1612:03
8:52
#8303
21M
21.00 mi13:01:072:35:557:2510:29
10:29
#9190
35K
21.75 mi13:07:062:41:547:275:59
8:00
#9286
23M
23.00 mi13:18:072:52:557:3111:01
8:48
#9656
24M
24.00 mi13:26:063:00:547:327:59
7:59
#9696
40K
24.85 mi13:32:503:07:387:336:44
7:53
#9641
25.2M
25.20 mi13:35:503:10:387:343:00
8:42
#9639
Finish
26.22 mi13:43:403:18:287:357:50
7:41
#9663
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3461328832886396(Top 23%)5788(Top 36%)5788(Top 258%)
10K6.21 mi3.10 mi3860-3993651-3633651-3634248(Top 15%)3993(Top 25%)3993(Top 178%)
15K9.32 mi3.11 mi4521-6614247-5964247-5966396(Top 23%)5788(Top 36%)5788(Top 258%)
20K12.43 mi3.11 mi5683-11625219-9725219-9728502(Top 30%)7164(Top 44%)7164(Top 319%)
Half13.11 mi0.68 mi5913-2305417-1985417-1989322(Top 33%)7665(Top 48%)7665(Top 341%)
25K15.53 mi2.42 mi6687-7746012-5956012-59510430(Top 37%)8104(Top 50%)8104(Top 361%)
30K18.64 mi3.11 mi7713-10266697-6856697-68513867(Top 49%)9532(Top 59%)9532(Top 424%)
20M20.00 mi1.36 mi8303-5907033-3367033-33616012(Top 56%)10362(Top 64%)10362(Top 461%)
21M21.00 mi1.00 mi9190-8877508-4757508-47519928(Top 70%)12001(Top 75%)12001(Top 534%)
35K21.75 mi0.75 mi9286-967534-267534-2612207(Top 43%)8412(Top 52%)8412(Top 374%)
23M23.00 mi1.25 mi9656-3707704-1707704-17015081(Top 53%)9656(Top 60%)9656(Top 430%)
24M24.00 mi1.00 mi9696-407681+237681+2311086(Top 39%)7710(Top 48%)7710(Top 343%)
40K24.85 mi0.85 mi9641+557618+637618+639279(Top 33%)6672(Top 41%)6672(Top 297%)
25.2M25.20 mi0.35 mi9639+27595+237595+239942(Top 35%)6918(Top 43%)6918(Top 308%)
Finish26.22 mi1.02 mi9663-247565+307565+3010587(Top 37%)7295(Top 45%)7295(Top 325%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6396

Males

5788

M40-44

5788

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4248

Males

3993

M40-44

3993

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6396

Males

5788

M40-44

5788

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8502

Males

7164

M40-44

7164

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

9322

Males

7665

M40-44

7665

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

10430

Males

8104

M40-44

8104

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13867

Males

9532

M40-44

9532

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

16012

Males

10362

M40-44

10362

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

19928

Males

12001

M40-44

12001

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

12207

Males

8412

M40-44

8412

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15081

Males

9656

M40-44

9656

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

11086

Males

7710

M40-44

7710

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9279

Males

6672

M40-44

6672

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9942

Males

6918

M40-44

6918

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

10587

Males

7295

M40-44

7295

Passing Analysis

Category:
Athletes Passed
471
Passed By
6673
Net Change
-6202
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3461
5K → 10K21420-399#3461#3860
10K → 15K11672-661#3860#4521
15K → 20K101172-1162#4521#5683
20K → Half3233-230#5683#5913
Half → 25K22796-774#5913#6687
25K → 30K331059-1026#6687#7713
30K → 20M19609-590#7713#8303
20M → 21M6893-887#8303#9190
21M → 35K32128-96#9190#9286
35K → 23M38408-370#9286#9656
23M → 24M77117-40#9656#9696
24M → 40K9843+55#9696#9641
40K → 25.2M3735+2#9641#9639
25.2M → Finish6488-24#9639#9663
TOTALS4716673-6202
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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