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BOSTON MARATHON 2025

Marc-Antoine Guay

Bib: 797•M

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 4%
Gender (Male)
#0 / 16105
Top 7%
Division (M18-39)
#0 / 5642
Top 16%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:08
Rank: #1645
Start → 5K
19:08 | 6:10/mi
10K· 6.21 mi
38:17
Rank: #1678 (-33)
5K → 10K
19:09 | 6:10/mi
15K· 9.32 mi
57:48
Rank: #1854 (-176)
10K → 15K
19:31 | 6:17/mi
20K· 12.43 mi
1:17:11
Rank: #1805 (+49)
15K → 20K
19:23 | 6:14/mi
Half· 13.11 mi
1:21:25
Rank: #1816 (-11)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:36:36
Rank: #1777 (+39)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:56:14
Rank: #1636 (+141)
25K → 30K
19:38 | 6:19/mi
20M
2:04:53
Rank: #1571 (+65)
30K → 20M
8:39 | 6:22/mi
21M
2:11:29
Rank: #1490 (+81)
20M → 21M
6:36 | 6:36/mi
35K· 21.75 mi
2:16:06
Rank: #1467 (+23)
21M → 35K
4:37 | 6:10/mi
23M
2:23:49
Rank: #1353 (+114)
35K → 23M
7:43 | 6:10/mi
24M
2:29:47
Rank: #1288 (+65)
23M → 24M
5:58 | 5:58/mi
40K· 24.85 mi
2:35:01
Rank: #1235 (+53)
24M → 40K
5:14 | 6:07/mi
25.2M
2:37:17
Rank: #1206 (+29)
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:43:14
Rank: #1141 (+65)
25.2M → Finish
5:57 | 5:50/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:21:25
Pace6:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:21:49
Pace6:14 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1419:086:1019:08
6:10
-
10K
6.21 mi10:38:2338:176:1019:09
6:10
0:00
15K
9.32 mi10:57:5457:486:1219:31
6:17
+0:07
20K
12.43 mi11:17:171:17:116:1319:23
6:14
-0:03
Half
13.11 mi11:21:311:21:256:134:14
6:12
-0:02
25K
15.53 mi11:36:421:36:366:1315:11
6:16
+0:04
30K
18.64 mi11:56:201:56:146:1419:38
6:19
+0:03
20M
20.00 mi12:04:592:04:536:158:39
6:22
+0:03
21M
21.00 mi12:11:352:11:296:166:36
6:36
+0:14
35K
21.75 mi12:16:122:16:066:154:37
6:10
-0:26
23M
23.00 mi12:23:552:23:496:157:43
6:10
0:00
24M
24.00 mi12:29:532:29:476:145:58
5:58
-0:12
40K
24.85 mi12:35:072:35:016:145:14
6:07
+0:09
25.2M
25.20 mi12:37:232:37:176:142:16
6:34
+0:27
Finish
26.22 mi12:43:202:43:146:145:57
5:50
-0:44

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

5:50 /mi

Average Pace

6:14 /mi

Slowest Pace

6:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:22

95% of race

Time at Steady Pace

8:52

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:14 /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 mi10:19:1419:086:1019:08
6:10
#1645
10K
6.21 mi10:38:2338:176:1019:09
6:10
#1678
15K
9.32 mi10:57:5457:486:1219:31
6:17
#1854
20K
12.43 mi11:17:171:17:116:1319:23
6:14
#1805
Half
13.11 mi11:21:311:21:256:134:14
6:12
#1816
25K
15.53 mi11:36:421:36:366:1315:11
6:16
#1777
30K
18.64 mi11:56:201:56:146:1419:38
6:19
#1636
20M
20.00 mi12:04:592:04:536:158:39
6:22
#1571
21M
21.00 mi12:11:352:11:296:166:36
6:36
#1490
35K
21.75 mi12:16:122:16:066:154:37
6:10
#1467
23M
23.00 mi12:23:552:23:496:157:43
6:10
#1353
24M
24.00 mi12:29:532:29:476:145:58
5:58
#1288
40K
24.85 mi12:35:072:35:016:145:14
6:07
#1235
25.2M
25.20 mi12:37:232:37:176:142:16
6:34
#1206
Finish
26.22 mi12:43:202:43:146:145:57
5:50
#1141
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1645156315632244(Top 8%)2139(Top 13%)2139(Top 38%)
10K6.21 mi3.10 mi1678-331597-341597-341729(Top 6%)1645(Top 10%)1645(Top 29%)
15K9.32 mi3.11 mi1854-1761765-1681765-1682244(Top 8%)2139(Top 13%)2139(Top 38%)
20K12.43 mi3.11 mi1805+491716+491716+491729(Top 6%)1643(Top 10%)1643(Top 29%)
Half13.11 mi0.68 mi1816-111727-111727-111950(Top 7%)1859(Top 12%)1859(Top 33%)
25K15.53 mi2.42 mi1777+391689+381689+381694(Top 6%)1609(Top 10%)1609(Top 29%)
30K18.64 mi3.11 mi1636+1411552+1371552+1371260(Top 4%)1189(Top 7%)1189(Top 21%)
20M20.00 mi1.36 mi1571+651490+621490+621122(Top 4%)1058(Top 7%)1058(Top 19%)
21M21.00 mi1.00 mi1490+811410+801410+80907(Top 3%)857(Top 5%)857(Top 15%)
35K21.75 mi0.75 mi1467+231387+231387+231132(Top 4%)1067(Top 7%)1067(Top 19%)
23M23.00 mi1.25 mi1353+1141276+1111276+111606(Top 2%)571(Top 4%)571(Top 10%)
24M24.00 mi1.00 mi1288+651212+641212+64521(Top 2%)485(Top 3%)485(Top 9%)
40K24.85 mi0.85 mi1235+531161+511161+51594(Top 2%)556(Top 3%)556(Top 10%)
25.2M25.20 mi0.35 mi1206+291134+271134+27571(Top 2%)531(Top 3%)531(Top 9%)
Finish26.22 mi1.02 mi1141+651074+601074+60579(Top 2%)543(Top 3%)543(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2244

Males

2139

M18-39

2139

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1729

Males

1645

M18-39

1645

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2244

Males

2139

M18-39

2139

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1729

Males

1643

M18-39

1643

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1950

Males

1859

M18-39

1859

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1694

Males

1609

M18-39

1609

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1260

Males

1189

M18-39

1189

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1122

Males

1058

M18-39

1058

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

907

Males

857

M18-39

857

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1132

Males

1067

M18-39

1067

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

606

Males

571

M18-39

571

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

521

Males

485

M18-39

485

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

594

Males

556

M18-39

556

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

571

Males

531

M18-39

531

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

579

Males

543

M18-39

543

Passing Analysis

Category:
Athletes Passed
919
Passed By
415
Net Change
+504
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1645
5K → 10K67100-33#1645#1678
10K → 15K15191-176#1678#1854
15K → 20K8435+49#1854#1805
20K → Half516-11#1805#1816
Half → 25K7031+39#1816#1777
25K → 30K15413+141#1777#1636
30K → 20M716+65#1636#1571
20M → 21M854+81#1571#1490
21M → 35K3512+23#1490#1467
35K → 23M1162+114#1467#1353
23M → 24M672+65#1353#1288
24M → 40K552+53#1288#1235
40K → 25.2M290+29#1235#1206
25.2M → Finish661+65#1206#1141
TOTALS919415+504
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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