Boston Marathon logo
BOSTON MARATHON 2025

Antoine Guay

Bib: 2150•M

QC

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:48
Rank: #1233
Start → 5K
18:48 | 6:03/mi
10K· 6.21 mi
37:40
Rank: #1270 (-37)
5K → 10K
18:52 | 6:04/mi
15K· 9.32 mi
56:55
Rank: #1429 (-159)
10K → 15K
19:15 | 6:12/mi
20K· 12.43 mi
1:16:22
Rank: #1512 (-83)
15K → 20K
19:27 | 6:16/mi
Half· 13.11 mi
1:20:32
Rank: #1509 (+3)
20K → Half
4:10 | 6:06/mi
25K· 15.53 mi
1:35:50
Rank: #1552 (-43)
Half → 25K
15:18 | 6:19/mi
30K· 18.64 mi
1:56:06
Rank: #1612 (-60)
25K → 30K
20:16 | 6:31/mi
20M
2:05:09
Rank: #1641 (-29)
30K → 20M
9:03 | 6:40/mi
21M
2:12:19
Rank: #1677 (-36)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:17:18
Rank: #1709 (-32)
21M → 35K
4:59 | 6:40/mi
23M
2:26:01
Rank: #1768 (-59)
35K → 23M
8:43 | 6:58/mi
24M
2:33:29
Rank: #1949 (-181)
23M → 24M
7:28 | 7:28/mi
40K· 24.85 mi
2:39:23
Rank: #1970 (-21)
24M → 40K
5:54 | 6:54/mi
25.2M
2:42:03
Rank: #1997 (-27)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:49:01
Rank: #2083 (-86)
25.2M → Finish
6:58 | 6:50/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:32
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:28:29
Pace6:45 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1118:486:0318:48
6:03
-
10K
6.21 mi10:39:0337:406:0418:52
6:04
+0:01
15K
9.32 mi10:58:1856:556:0619:15
6:12
+0:08
20K
12.43 mi11:17:451:16:226:0919:27
6:16
+0:04
Half
13.11 mi11:21:551:20:326:094:10
6:06
-0:10
25K
15.53 mi11:37:131:35:506:1015:18
6:19
+0:13
30K
18.64 mi11:57:291:56:066:1420:16
6:31
+0:12
20M
20.00 mi12:06:322:05:096:159:03
6:40
+0:09
21M
21.00 mi12:13:422:12:196:187:10
7:10
+0:30
35K
21.75 mi12:18:412:17:186:194:59
6:40
-0:30
23M
23.00 mi12:27:242:26:016:218:43
6:58
+0:18
24M
24.00 mi12:34:522:33:296:247:28
7:28
+0:30
40K
24.85 mi12:40:462:39:236:255:54
6:54
-0:34
25.2M
25.20 mi12:43:262:42:036:262:40
7:44
+0:50
Finish
26.22 mi12:50:242:49:016:276:58
6:50
-0:54

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

6:03 /mi

Average Pace

6:27 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:50

57% of race

Time at Steady Pace

47:10

28% of race

Time at Slower Pace

26:01

15% of race

Average Pace: 6:27 /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 mi10:20:1118:486:0318:48
6:03
#1233
10K
6.21 mi10:39:0337:406:0418:52
6:04
#1270
15K
9.32 mi10:58:1856:556:0619:15
6:12
#1429
20K
12.43 mi11:17:451:16:226:0919:27
6:16
#1512
Half
13.11 mi11:21:551:20:326:094:10
6:06
#1509
25K
15.53 mi11:37:131:35:506:1015:18
6:19
#1552
30K
18.64 mi11:57:291:56:066:1420:16
6:31
#1612
20M
20.00 mi12:06:322:05:096:159:03
6:40
#1641
21M
21.00 mi12:13:422:12:196:187:10
7:10
#1677
35K
21.75 mi12:18:412:17:186:194:59
6:40
#1709
23M
23.00 mi12:27:242:26:016:218:43
6:58
#1768
24M
24.00 mi12:34:522:33:296:247:28
7:28
#1949
40K
24.85 mi12:40:462:39:236:255:54
6:54
#1970
25.2M
25.20 mi12:43:262:42:036:262:40
7:44
#1997
Finish
26.22 mi12:50:242:49:016:276:58
6:50
#2083
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1233116811681841(Top 6%)1752(Top 11%)1752(Top 31%)
10K6.21 mi3.10 mi1270-371207-391207-391372(Top 5%)1302(Top 8%)1302(Top 23%)
15K9.32 mi3.11 mi1429-1591356-1491356-1491841(Top 6%)1752(Top 11%)1752(Top 31%)
20K12.43 mi3.11 mi1512-831437-811437-811834(Top 6%)1745(Top 11%)1745(Top 31%)
Half13.11 mi0.68 mi1509+31434+31434+31563(Top 6%)1486(Top 9%)1486(Top 26%)
25K15.53 mi2.42 mi1552-431470-361470-361906(Top 7%)1812(Top 11%)1812(Top 32%)
30K18.64 mi3.11 mi1612-601529-591529-592078(Top 7%)1975(Top 12%)1975(Top 35%)
20M20.00 mi1.36 mi1641-291556-271556-272260(Top 8%)2134(Top 13%)2134(Top 38%)
21M21.00 mi1.00 mi1677-361591-351591-352955(Top 10%)2729(Top 17%)2729(Top 48%)
35K21.75 mi0.75 mi1709-321620-291620-293232(Top 11%)2948(Top 18%)2948(Top 52%)
23M23.00 mi1.25 mi1768-591677-571677-573507(Top 12%)3177(Top 20%)3177(Top 56%)
24M24.00 mi1.00 mi1949-1811849-1721849-1727407(Top 26%)5754(Top 36%)5754(Top 102%)
40K24.85 mi0.85 mi1970-211868-191868-193311(Top 12%)2953(Top 18%)2953(Top 52%)
25.2M25.20 mi0.35 mi1997-271895-271895-274402(Top 15%)3680(Top 23%)3680(Top 65%)
Finish26.22 mi1.02 mi2083-861976-811976-814673(Top 16%)3897(Top 24%)3897(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1841

Males

1752

M18-39

1752

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1372

Males

1302

M18-39

1302

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1841

Males

1752

M18-39

1752

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1834

Males

1745

M18-39

1745

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1563

Males

1486

M18-39

1486

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1906

Males

1812

M18-39

1812

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2078

Males

1975

M18-39

1975

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2260

Males

2134

M18-39

2134

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2955

Males

2729

M18-39

2729

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3232

Males

2948

M18-39

2948

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3507

Males

3177

M18-39

3177

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

7407

Males

5754

M18-39

5754

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3311

Males

2953

M18-39

2953

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4402

Males

3680

M18-39

3680

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4673

Males

3897

M18-39

3897

Passing Analysis

Category:
Athletes Passed
309
Passed By
1159
Net Change
-850
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1233
5K → 10K5289-37#1233#1270
10K → 15K16175-159#1270#1429
15K → 20K25108-83#1429#1512
20K → Half118+3#1512#1509
Half → 25K2871-43#1509#1552
25K → 30K44104-60#1552#1612
30K → 20M3059-29#1612#1641
20M → 21M3167-36#1641#1677
21M → 35K1042-32#1677#1709
35K → 23M2483-59#1709#1768
23M → 24M8189-181#1768#1949
24M → 40K1738-21#1949#1970
40K → 25.2M431-27#1970#1997
25.2M → Finish995-86#1997#2083
TOTALS3091159-850
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing