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BOSTON MARATHON 2025

David Arcand

Bib: 11071•M

QC

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

Start
0:00:00
Race begins
5K· 3.11 mi
25:09
Rank: #17307
Start → 5K
25:09 | 8:06/mi
10K· 6.21 mi
50:20
Rank: #17258 (+49)
5K → 10K
25:11 | 8:06/mi
15K· 9.32 mi
1:15:58
Rank: #17431 (-173)
10K → 15K
25:38 | 8:15/mi
20K· 12.43 mi
1:41:53
Rank: #17330 (+101)
15K → 20K
25:55 | 8:21/mi
Half· 13.11 mi
1:47:35
Rank: #17371 (-41)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:08:08
Rank: #17264 (+107)
Half → 25K
20:33 | 8:29/mi
30K· 18.64 mi
2:37:04
Rank: #17630 (-366)
25K → 30K
28:56 | 9:19/mi
20M
2:50:04
Rank: #17800 (-170)
30K → 20M
13:00 | 9:34/mi
21M
3:00:00
Rank: #17835 (-35)
20M → 21M
9:56 | 9:56/mi
35K· 21.75 mi
3:06:37
Rank: #17807 (+28)
21M → 35K
6:37 | 8:51/mi
23M
3:18:17
Rank: #17786 (+21)
35K → 23M
11:40 | 9:19/mi
24M
3:27:39
Rank: #17856 (-70)
23M → 24M
9:22 | 9:22/mi
40K· 24.85 mi
3:35:38
Rank: #17856
24M → 40K
7:59 | 9:20/mi
25.2M
3:39:03
Rank: #17841 (+15)
40K → 25.2M
3:25 | 9:54/mi
Finish· 26.22 mi
3:47:13
Rank: #17650 (+191)
25.2M → Finish
8:10 | 8:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:35
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:59:38
Pace9:08 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0925:098:0625:09
8:06
-
10K
6.21 mi11:17:2050:208:0625:11
8:06
0:00
15K
9.32 mi11:42:581:15:588:0925:38
8:15
+0:09
20K
12.43 mi12:08:531:41:538:1225:55
8:21
+0:06
Half
13.11 mi12:14:351:47:358:125:42
8:21
0:00
25K
15.53 mi12:35:082:08:088:1520:33
8:29
+0:08
30K
18.64 mi13:04:042:37:048:2628:56
9:19
+0:50
20M
20.00 mi13:17:042:50:048:3013:00
9:34
+0:15
21M
21.00 mi13:27:003:00:008:349:56
9:56
+0:22
35K
21.75 mi13:33:373:06:378:356:37
8:51
-1:05
23M
23.00 mi13:45:173:18:178:3711:40
9:19
+0:28
24M
24.00 mi13:54:393:27:398:399:22
9:22
+0:03
40K
24.85 mi14:02:383:35:388:417:59
9:20
-0:02
25.2M
25.20 mi14:06:033:39:038:423:25
9:54
+0:34
Finish
26.22 mi14:14:133:47:138:408:10
8:01
-1:53

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

8:01 /mi

Average Pace

8:40 /mi

Slowest Pace

9:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:18

60% of race

Time at Steady Pace

6:37

3% of race

Time at Slower Pace

1:24:18

37% of race

Average Pace: 8:40 /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 mi10:52:0925:098:0625:09
8:06
#17307
10K
6.21 mi11:17:2050:208:0625:11
8:06
#17258
15K
9.32 mi11:42:581:15:588:0925:38
8:15
#17431
20K
12.43 mi12:08:531:41:538:1225:55
8:21
#17330
Half
13.11 mi12:14:351:47:358:125:42
8:21
#17371
25K
15.53 mi12:35:082:08:088:1520:33
8:29
#17264
30K
18.64 mi13:04:042:37:048:2628:56
9:19
#17630
20M
20.00 mi13:17:042:50:048:3013:00
9:34
#17800
21M
21.00 mi13:27:003:00:008:349:56
9:56
#17835
35K
21.75 mi13:33:373:06:378:356:37
8:51
#17807
23M
23.00 mi13:45:173:18:178:3711:40
9:19
#17786
24M
24.00 mi13:54:393:27:398:399:22
9:22
#17856
40K
24.85 mi14:02:383:35:388:417:59
9:20
#17856
25.2M
25.20 mi14:06:033:39:038:423:25
9:54
#17841
Finish
26.22 mi14:14:133:47:138:408:10
8:01
#17650
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi17307113341133417728(Top 62%)11522(Top 72%)11522(Top 483%)
10K6.21 mi3.10 mi17258+4911326+811326+817233(Top 61%)11342(Top 70%)11342(Top 475%)
15K9.32 mi3.11 mi17431-17311410-8411410-8417728(Top 62%)11522(Top 72%)11522(Top 483%)
20K12.43 mi3.11 mi17330+10111346+6411346+6417162(Top 60%)11250(Top 70%)11250(Top 472%)
Half13.11 mi0.68 mi17371-4111358-1211358-1218247(Top 64%)11725(Top 73%)11725(Top 491%)
25K15.53 mi2.42 mi17264+10711291+6711291+6717017(Top 60%)11108(Top 69%)11108(Top 466%)
30K18.64 mi3.11 mi17630-36611381-9011381-9019160(Top 67%)11904(Top 74%)11904(Top 499%)
20M20.00 mi1.36 mi17800-17011433-5211433-5219456(Top 68%)11904(Top 74%)11904(Top 499%)
21M21.00 mi1.00 mi17835-3511445-1211445-1218026(Top 63%)11168(Top 69%)11168(Top 468%)
35K21.75 mi0.75 mi17807+2811420+2511420+2517452(Top 61%)10802(Top 67%)10802(Top 453%)
23M23.00 mi1.25 mi17786+2111359+6111359+6117834(Top 63%)10883(Top 68%)10883(Top 456%)
24M24.00 mi1.00 mi17856-7011352+711352+719082(Top 67%)11449(Top 71%)11449(Top 480%)
40K24.85 mi0.85 mi1785611340+1211340+1217997(Top 63%)10823(Top 67%)10823(Top 454%)
25.2M25.20 mi0.35 mi17841+1511324+1611324+1616573(Top 58%)10166(Top 63%)10166(Top 426%)
Finish26.22 mi1.02 mi17650+19111218+10611218+10612970(Top 46%)8523(Top 53%)8523(Top 357%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17728

Males

11522

M45-49

11522

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17233

Males

11342

M45-49

11342

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17728

Males

11522

M45-49

11522

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17162

Males

11250

M45-49

11250

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

18247

Males

11725

M45-49

11725

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17017

Males

11108

M45-49

11108

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19160

Males

11904

M45-49

11904

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19456

Males

11904

M45-49

11904

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

18026

Males

11168

M45-49

11168

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17452

Males

10802

M45-49

10802

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17834

Males

10883

M45-49

10883

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

19082

Males

11449

M45-49

11449

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

17997

Males

10823

M45-49

10823

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

16573

Males

10166

M45-49

10166

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

12970

Males

8523

M45-49

8523

Passing Analysis

Category:
Athletes Passed
1775
Passed By
2118
Net Change
-343
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17307
5K → 10K326277+49#17307#17258
10K → 15K147320-173#17258#17431
15K → 20K230129+101#17431#17330
20K → Half1960-41#17330#17371
Half → 25K221114+107#17371#17264
25K → 30K119485-366#17264#17630
30K → 20M78248-170#17630#17800
20M → 21M82117-35#17800#17835
21M → 35K8254+28#17835#17807
35K → 23M11594+21#17807#17786
23M → 24M59129-70#17786#17856
24M → 40K60600#17856#17856
40K → 25.2M3722+15#17856#17841
25.2M → Finish2009+191#17841#17650
TOTALS17752118-343
📊

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