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BOSTON MARATHON 2025

Antoine Blais

Bib: 2045•M

QC

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 4%
Division (M18-39)
#0 / 5642
Top 9%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:54
Rank: #1348
Start → 5K
18:54 | 6:05/mi
10K· 6.21 mi
37:26
Rank: #1146 (+202)
5K → 10K
18:32 | 5:58/mi
15K· 9.32 mi
55:54
Rank: #1038 (+108)
10K → 15K
18:28 | 5:57/mi
20K· 12.43 mi
1:14:34
Rank: #994 (+44)
15K → 20K
18:40 | 6:00/mi
Half· 13.11 mi
1:18:39
Rank: #999 (-5)
20K → Half
4:05 | 5:59/mi
25K· 15.53 mi
1:33:13
Rank: #954 (+45)
Half → 25K
14:34 | 6:00/mi
30K· 18.64 mi
1:52:11
Rank: #875 (+79)
25K → 30K
18:58 | 6:06/mi
20M
2:00:29
Rank: #821 (+54)
30K → 20M
8:18 | 6:06/mi
21M
2:06:53
Rank: #790 (+31)
20M → 21M
6:24 | 6:24/mi
35K· 21.75 mi
2:11:19
Rank: #760 (+30)
21M → 35K
4:26 | 5:56/mi
23M
2:18:51
Rank: #722 (+38)
35K → 23M
7:32 | 6:01/mi
24M
2:24:39
Rank: #688 (+34)
23M → 24M
5:48 | 5:48/mi
40K· 24.85 mi
2:29:41
Rank: #654 (+34)
24M → 40K
5:02 | 5:53/mi
25.2M
2:31:54
Rank: #646 (+8)
40K → 25.2M
2:13 | 6:26/mi
Finish· 26.22 mi
2:37:37
Rank: #616 (+30)
25.2M → Finish
5:43 | 5:37/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:18:39
Pace6:00 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:18:58
Pace6:01 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3018:546:0518:54
6:05
-
10K
6.21 mi10:38:0237:266:0118:32
5:58
-0:07
15K
9.32 mi10:56:3055:546:0018:28
5:57
-0:01
20K
12.43 mi11:15:101:14:346:0018:40
6:00
+0:03
Half
13.11 mi11:19:151:18:396:004:05
5:59
-0:01
25K
15.53 mi11:33:491:33:136:0014:34
6:00
+0:01
30K
18.64 mi11:52:471:52:116:0118:58
6:06
+0:06
20M
20.00 mi12:01:052:00:296:018:18
6:06
0:00
21M
21.00 mi12:07:292:06:536:036:24
6:24
+0:18
35K
21.75 mi12:11:552:11:196:024:26
5:56
-0:28
23M
23.00 mi12:19:272:18:516:027:32
6:01
+0:05
24M
24.00 mi12:25:152:24:396:025:48
5:48
-0:13
40K
24.85 mi12:30:172:29:416:015:02
5:53
+0:05
25.2M
25.20 mi12:32:302:31:546:022:13
6:26
+0:33
Finish
26.22 mi12:38:132:37:376:015:43
5:37
-0:49

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

5:37 /mi

Average Pace

6:01 /mi

Slowest Pace

6:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:00

95% of race

Time at Steady Pace

8:37

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:01 /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 mi10:19:3018:546:0518:54
6:05
#1348
10K
6.21 mi10:38:0237:266:0118:32
5:58
#1146
15K
9.32 mi10:56:3055:546:0018:28
5:57
#1038
20K
12.43 mi11:15:101:14:346:0018:40
6:00
#994
Half
13.11 mi11:19:151:18:396:004:05
5:59
#999
25K
15.53 mi11:33:491:33:136:0014:34
6:00
#954
30K
18.64 mi11:52:471:52:116:0118:58
6:06
#875
20M
20.00 mi12:01:052:00:296:018:18
6:06
#821
21M
21.00 mi12:07:292:06:536:036:24
6:24
#790
35K
21.75 mi12:11:552:11:196:024:26
5:56
#760
23M
23.00 mi12:19:272:18:516:027:32
6:01
#722
24M
24.00 mi12:25:152:24:396:025:48
5:48
#688
40K
24.85 mi12:30:172:29:416:015:02
5:53
#654
25.2M
25.20 mi12:32:302:31:546:022:13
6:26
#646
Finish
26.22 mi12:38:132:37:376:015:43
5:37
#616
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi134812831283864(Top 3%)812(Top 5%)812(Top 14%)
10K6.21 mi3.10 mi1146+2021083+2001083+2001004(Top 4%)947(Top 6%)947(Top 17%)
15K9.32 mi3.11 mi1038+108978+105978+105864(Top 3%)812(Top 5%)812(Top 14%)
20K12.43 mi3.11 mi994+44937+41937+41877(Top 3%)826(Top 5%)826(Top 15%)
Half13.11 mi0.68 mi999-5942-5942-51062(Top 4%)1004(Top 6%)1004(Top 18%)
25K15.53 mi2.42 mi954+45900+42900+42819(Top 3%)768(Top 5%)768(Top 14%)
30K18.64 mi3.11 mi875+79823+77823+77689(Top 2%)645(Top 4%)645(Top 11%)
20M20.00 mi1.36 mi821+54770+53770+53547(Top 2%)514(Top 3%)514(Top 9%)
21M21.00 mi1.00 mi790+31740+30740+30517(Top 2%)488(Top 3%)488(Top 9%)
35K21.75 mi0.75 mi760+30710+30710+30566(Top 2%)525(Top 3%)525(Top 9%)
23M23.00 mi1.25 mi722+38673+37673+37366(Top 1%)344(Top 2%)344(Top 6%)
24M24.00 mi1.00 mi688+34639+34639+34285(Top 1%)263(Top 2%)263(Top 5%)
40K24.85 mi0.85 mi654+34606+33606+33270(Top 1.0%)249(Top 2%)249(Top 4%)
25.2M25.20 mi0.35 mi646+8598+8598+8359(Top 1%)333(Top 2%)333(Top 6%)
Finish26.22 mi1.02 mi616+30568+30568+30251(Top 0.9%)238(Top 1%)238(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

864

Males

812

M18-39

812

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1004

Males

947

M18-39

947

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

864

Males

812

M18-39

812

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

877

Males

826

M18-39

826

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1062

Males

1004

M18-39

1004

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

819

Males

768

M18-39

768

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

689

Males

645

M18-39

645

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

547

Males

514

M18-39

514

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

517

Males

488

M18-39

488

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

566

Males

525

M18-39

525

35K→23M

21.8 - 23.0 mi

Top 1%
×5stories
+23ft-63ft

Overall

366

Males

344

M18-39

344

23M→24M

23.0 - 24.0 mi

Top 1%
×6stories
+12ft-82ft

Overall

285

Males

263

M18-39

263

24M→40K

24.0 - 24.9 mi

Top 1.0%
×1story
+6ft-20ft

Overall

270

Males

249

M18-39

249

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

359

Males

333

M18-39

333

25.2M→Finish

25.2 - 26.2 mi

Top 0.9%
×2stories
+22ft-21ft

Overall

251

Males

238

M18-39

238

Passing Analysis

Category:
Athletes Passed
785
Passed By
53
Net Change
+732
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1348
5K → 10K2097+202#1348#1146
10K → 15K1124+108#1146#1038
15K → 20K5713+44#1038#994
20K → Half510-5#994#999
Half → 25K505+45#999#954
25K → 30K867+79#954#875
30K → 20M562+54#875#821
20M → 21M332+31#821#790
21M → 35K311+30#790#760
35K → 23M391+38#760#722
23M → 24M351+34#722#688
24M → 40K340+34#688#654
40K → 25.2M80+8#654#646
25.2M → Finish300+30#646#616
TOTALS78553+732
📊

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