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BOSTON MARATHON 2025

Brendan Purves

Bib: 9216•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 9%
Masters (Masters Men)
#0 / 10463
Top 2%
Division (M40-44)
#0 / 2247
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:48
Rank: #2895
Start → 5K
19:48 | 6:22/mi
10K· 6.21 mi
38:43
Rank: #2032 (+863)
5K → 10K
18:55 | 6:05/mi
15K· 9.32 mi
57:48
Rank: #1857 (+175)
10K → 15K
19:05 | 6:09/mi
20K· 12.43 mi
1:17:17
Rank: #1842 (+15)
15K → 20K
19:29 | 6:16/mi
Half· 13.11 mi
1:21:33
Rank: #1865 (-23)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:36:56
Rank: #1887 (-22)
Half → 25K
15:23 | 6:21/mi
30K· 18.64 mi
1:57:02
Rank: #1843 (+44)
25K → 30K
20:06 | 6:28/mi
20M
2:06:04
Rank: #1849 (-6)
30K → 20M
9:02 | 6:39/mi
21M
2:12:47
Rank: #1776 (+73)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:17:38
Rank: #1777 (-1)
21M → 35K
4:51 | 6:29/mi
23M
2:25:47
Rank: #1727 (+50)
35K → 23M
8:09 | 6:31/mi
24M
2:32:07
Rank: #1684 (+43)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:37:33
Rank: #1625 (+59)
24M → 40K
5:26 | 6:21/mi
25.2M
2:39:56
Rank: #1601 (+24)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:45:58
Rank: #1529 (+72)
25.2M → Finish
6:02 | 5:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:21:33
Pace6:13 /mi
2nd Half
Distance13.11 mi
Time1:24:25
Pace6:26 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:1419:486:2219:48
6:22
-
10K
6.21 mi11:04:0938:436:1418:55
6:05
-0:17
15K
9.32 mi11:23:1457:486:1219:05
6:09
+0:04
20K
12.43 mi11:42:431:17:176:1319:29
6:16
+0:07
Half
13.11 mi11:46:591:21:336:134:16
6:15
-0:01
25K
15.53 mi12:02:221:36:566:1415:23
6:21
+0:06
30K
18.64 mi12:22:281:57:026:1720:06
6:28
+0:07
20M
20.00 mi12:31:302:06:046:189:02
6:39
+0:11
21M
21.00 mi12:38:132:12:476:196:43
6:43
+0:04
35K
21.75 mi12:43:042:17:386:204:51
6:29
-0:14
23M
23.00 mi12:51:132:25:476:208:09
6:31
+0:02
24M
24.00 mi12:57:332:32:076:206:20
6:20
-0:11
40K
24.85 mi13:02:592:37:336:205:26
6:21
+0:01
25.2M
25.20 mi13:05:222:39:566:212:23
6:55
+0:34
Finish
26.22 mi13:11:242:45:586:206:02
5:55
-1:00

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

5:55 /mi

Average Pace

6:20 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:41

84% of race

Time at Steady Pace

26:17

16% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:20 /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 mi10:45:1419:486:2219:48
6:22
#2895
10K
6.21 mi11:04:0938:436:1418:55
6:05
#2032
15K
9.32 mi11:23:1457:486:1219:05
6:09
#1857
20K
12.43 mi11:42:431:17:176:1319:29
6:16
#1842
Half
13.11 mi11:46:591:21:336:134:16
6:15
#1865
25K
15.53 mi12:02:221:36:566:1415:23
6:21
#1887
30K
18.64 mi12:22:281:57:026:1720:06
6:28
#1843
20M
20.00 mi12:31:302:06:046:189:02
6:39
#1849
21M
21.00 mi12:38:132:12:476:196:43
6:43
#1776
35K
21.75 mi12:43:042:17:386:204:51
6:29
#1777
23M
23.00 mi12:51:132:25:476:208:09
6:31
#1727
24M
24.00 mi12:57:332:32:076:206:20
6:20
#1684
40K
24.85 mi13:02:592:37:336:205:26
6:21
#1625
25.2M
25.20 mi13:05:222:39:566:212:23
6:55
#1601
Finish
26.22 mi13:11:242:45:586:206:02
5:55
#1529
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2895275427541571(Top 6%)1494(Top 9%)1494(Top 66%)
10K6.21 mi3.10 mi2032+8631937+8171937+8171427(Top 5%)1355(Top 8%)1355(Top 60%)
15K9.32 mi3.11 mi1857+1751768+1691768+1691571(Top 6%)1494(Top 9%)1494(Top 66%)
20K12.43 mi3.11 mi1842+151753+151753+151890(Top 7%)1800(Top 11%)1800(Top 80%)
Half13.11 mi0.68 mi1865-231776-231776-232201(Top 8%)2102(Top 13%)2102(Top 94%)
25K15.53 mi2.42 mi1887-221797-211797-212069(Top 7%)1970(Top 12%)1970(Top 88%)
30K18.64 mi3.11 mi1843+441754+431754+431838(Top 6%)1748(Top 11%)1748(Top 78%)
20M20.00 mi1.36 mi1849-61758-41758-42200(Top 8%)2078(Top 13%)2078(Top 92%)
21M21.00 mi1.00 mi1776+731687+711687+711254(Top 4%)1184(Top 7%)1184(Top 53%)
35K21.75 mi0.75 mi1777-1168716872350(Top 8%)2193(Top 14%)2193(Top 98%)
23M23.00 mi1.25 mi1727+501637+501637+501481(Top 5%)1391(Top 9%)1391(Top 62%)
24M24.00 mi1.00 mi1684+431594+431594+431403(Top 5%)1314(Top 8%)1314(Top 58%)
40K24.85 mi0.85 mi1625+591539+551539+551106(Top 4%)1035(Top 6%)1035(Top 46%)
25.2M25.20 mi0.35 mi1601+241515+241515+241237(Top 4%)1139(Top 7%)1139(Top 51%)
Finish26.22 mi1.02 mi1529+721446+691446+69742(Top 3%)698(Top 4%)698(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1571

Males

1494

M40-44

1494

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1427

Males

1355

M40-44

1355

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1571

Males

1494

M40-44

1494

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1890

Males

1800

M40-44

1800

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2201

Males

2102

M40-44

2102

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

2069

Males

1970

M40-44

1970

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1838

Males

1748

M40-44

1748

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2200

Males

2078

M40-44

2078

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1254

Males

1184

M40-44

1184

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2350

Males

2193

M40-44

2193

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1481

Males

1391

M40-44

1391

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1403

Males

1314

M40-44

1314

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1106

Males

1035

M40-44

1035

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1237

Males

1139

M40-44

1139

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

742

Males

698

M40-44

698

Passing Analysis

Category:
Athletes Passed
1671
Passed By
305
Net Change
+1366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2895
5K → 10K8641+863#2895#2032
10K → 15K1783+175#2032#1857
15K → 20K6853+15#1857#1842
20K → Half225-23#1842#1865
Half → 25K3759-22#1865#1887
25K → 30K10561+44#1887#1843
30K → 20M3339-6#1843#1849
20M → 21M785+73#1849#1776
21M → 35K2223-1#1776#1777
35K → 23M6717+50#1777#1727
23M → 24M5411+43#1727#1684
24M → 40K623+59#1684#1625
40K → 25.2M262+24#1625#1601
25.2M → Finish753+72#1601#1529
TOTALS1671305+1366
📊

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