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BOSTON MARATHON 2025

Garrison Gourdeau

Bib: 6782•M

CA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 20%
Division (M18-39)
#0 / 5642
Top 43%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:23
Rank: #4277
Start → 5K
20:23 | 6:34/mi
10K· 6.21 mi
40:54
Rank: #4357 (-80)
5K → 10K
20:31 | 6:36/mi
15K· 9.32 mi
1:01:36
Rank: #4466 (-109)
10K → 15K
20:42 | 6:40/mi
20K· 12.43 mi
1:22:33
Rank: #4492 (-26)
15K → 20K
20:57 | 6:45/mi
Half· 13.11 mi
1:27:04
Rank: #4488 (+4)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:29
Rank: #4476 (+12)
Half → 25K
16:25 | 6:46/mi
30K· 18.64 mi
2:04:39
Rank: #4208 (+268)
25K → 30K
21:10 | 6:49/mi
20M
2:14:00
Rank: #4110 (+98)
30K → 20M
9:21 | 6:53/mi
21M
2:21:05
Rank: #3977 (+133)
20M → 21M
7:05 | 7:05/mi
35K· 21.75 mi
2:26:02
Rank: #3913 (+64)
21M → 35K
4:57 | 6:37/mi
23M
2:34:21
Rank: #3740 (+173)
35K → 23M
8:19 | 6:39/mi
24M
2:40:56
Rank: #3643 (+97)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:46:42
Rank: #3560 (+83)
24M → 40K
5:46 | 6:45/mi
25.2M
2:49:17
Rank: #3536 (+24)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:55:38
Rank: #3390 (+146)
25.2M → Finish
6:21 | 6:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:04
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:28:34
Pace6:45 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:0420:236:3420:23
6:34
-
10K
6.21 mi10:48:3540:546:3520:31
6:36
+0:02
15K
9.32 mi11:09:171:01:366:3720:42
6:40
+0:04
20K
12.43 mi11:30:141:22:336:3920:57
6:45
+0:05
Half
13.11 mi11:34:451:27:046:384:31
6:37
-0:08
25K
15.53 mi11:51:101:43:296:4016:25
6:46
+0:09
30K
18.64 mi12:12:202:04:396:4121:10
6:49
+0:03
20M
20.00 mi12:21:412:14:006:429:21
6:53
+0:04
21M
21.00 mi12:28:462:21:056:437:05
7:05
+0:12
35K
21.75 mi12:33:432:26:026:434:57
6:37
-0:28
23M
23.00 mi12:42:022:34:216:438:19
6:39
+0:02
24M
24.00 mi12:48:372:40:566:426:35
6:35
-0:04
40K
24.85 mi12:54:232:46:426:425:46
6:45
+0:10
25.2M
25.20 mi12:56:582:49:176:432:35
7:29
+0:44
Finish
26.22 mi13:03:192:55:386:426:21
6:14
-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

6:14 /mi

Average Pace

6:42 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:21

4% of race

Time at Steady Pace

2:09:06

74% of race

Time at Slower Pace

40:11

23% of race

Average Pace: 6:42 /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 mi10:28:0420:236:3420:23
6:34
#4277
10K
6.21 mi10:48:3540:546:3520:31
6:36
#4357
15K
9.32 mi11:09:171:01:366:3720:42
6:40
#4466
20K
12.43 mi11:30:141:22:336:3920:57
6:45
#4492
Half
13.11 mi11:34:451:27:046:384:31
6:37
#4488
25K
15.53 mi11:51:101:43:296:4016:25
6:46
#4476
30K
18.64 mi12:12:202:04:396:4121:10
6:49
#4208
20M
20.00 mi12:21:412:14:006:429:21
6:53
#4110
21M
21.00 mi12:28:462:21:056:437:05
7:05
#3977
35K
21.75 mi12:33:432:26:026:434:57
6:37
#3913
23M
23.00 mi12:42:022:34:216:438:19
6:39
#3740
24M
24.00 mi12:48:372:40:566:426:35
6:35
#3643
40K
24.85 mi12:54:232:46:426:425:46
6:45
#3560
25.2M
25.20 mi12:56:582:49:176:432:35
7:29
#3536
Finish
26.22 mi13:03:192:55:386:426:21
6:14
#3390
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4277402140214757(Top 17%)4441(Top 28%)4441(Top 79%)
10K6.21 mi3.10 mi4357-804097-764097-764505(Top 16%)4221(Top 26%)4221(Top 75%)
15K9.32 mi3.11 mi4466-1094199-1024199-1024757(Top 17%)4441(Top 28%)4441(Top 79%)
20K12.43 mi3.11 mi4492-264210-114210-114799(Top 17%)4442(Top 28%)4442(Top 79%)
Half13.11 mi0.68 mi4488+44206+44206+44600(Top 16%)4293(Top 27%)4293(Top 76%)
25K15.53 mi2.42 mi4476+124189+174189+174646(Top 16%)4283(Top 27%)4283(Top 76%)
30K18.64 mi3.11 mi4208+2683940+2493940+2493532(Top 12%)3280(Top 20%)3280(Top 58%)
20M20.00 mi1.36 mi4110+983848+923848+923399(Top 12%)3145(Top 20%)3145(Top 56%)
21M21.00 mi1.00 mi3977+1333726+1223726+1222623(Top 9%)2445(Top 15%)2445(Top 43%)
35K21.75 mi0.75 mi3913+643664+623664+623070(Top 11%)2825(Top 18%)2825(Top 50%)
23M23.00 mi1.25 mi3740+1733505+1593505+1592032(Top 7%)1902(Top 12%)1902(Top 34%)
24M24.00 mi1.00 mi3643+973412+933412+932437(Top 9%)2253(Top 14%)2253(Top 40%)
40K24.85 mi0.85 mi3560+833328+843328+842606(Top 9%)2374(Top 15%)2374(Top 42%)
25.2M25.20 mi0.35 mi3536+243304+243304+243392(Top 12%)2982(Top 19%)2982(Top 53%)
Finish26.22 mi1.02 mi3390+1463173+1313173+1311644(Top 6%)1528(Top 9%)1528(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4757

Males

4441

M18-39

4441

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4505

Males

4221

M18-39

4221

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4757

Males

4441

M18-39

4441

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4799

Males

4442

M18-39

4442

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4600

Males

4293

M18-39

4293

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4646

Males

4283

M18-39

4283

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3532

Males

3280

M18-39

3280

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3399

Males

3145

M18-39

3145

20M→21M

20.0 - 21.0 mi

Top 9%
×8stories
+106ft-24ft

Overall

2623

Males

2445

M18-39

2445

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3070

Males

2825

M18-39

2825

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2032

Males

1902

M18-39

1902

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2437

Males

2253

M18-39

2253

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2606

Males

2374

M18-39

2374

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3392

Males

2982

M18-39

2982

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1644

Males

1528

M18-39

1528

Passing Analysis

Category:
Athletes Passed
1582
Passed By
695
Net Change
+887
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4277
5K → 10K101181-80#4277#4357
10K → 15K62171-109#4357#4466
15K → 20K97123-26#4466#4492
20K → Half2117+4#4492#4488
Half → 25K115103+12#4488#4476
25K → 30K29224+268#4476#4208
30K → 20M12224+98#4208#4110
20M → 21M1418+133#4110#3977
21M → 35K717+64#3977#3913
35K → 23M1752+173#3913#3740
23M → 24M10811+97#3740#3643
24M → 40K9411+83#3643#3560
40K → 25.2M3410+24#3560#3536
25.2M → Finish1493+146#3536#3390
TOTALS1582695+887
📊

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