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BOSTON MARATHON 2025

Carl St-Jacques

Bib: 9100•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 36%
Division (M60-64)
#0 / 1259
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:34
Rank: #7373
Start → 5K
21:34 | 6:56/mi
10K· 6.21 mi
43:22
Rank: #7713 (-340)
5K → 10K
21:48 | 7:01/mi
15K· 9.32 mi
1:05:11
Rank: #7716 (-3)
10K → 15K
21:49 | 7:01/mi
20K· 12.43 mi
1:27:22
Rank: #7694 (+22)
15K → 20K
22:11 | 7:08/mi
Half· 13.11 mi
1:32:10
Rank: #7683 (+11)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:49:44
Rank: #7687 (-4)
Half → 25K
17:34 | 7:15/mi
30K· 18.64 mi
2:14:18
Rank: #8058 (-371)
25K → 30K
24:34 | 7:54/mi
20M
2:25:32
Rank: #8352 (-294)
30K → 20M
11:14 | 8:16/mi
21M
2:34:45
Rank: #8709 (-357)
20M → 21M
9:13 | 9:13/mi
35K· 21.75 mi
2:40:44
Rank: #8822 (-113)
21M → 35K
5:59 | 8:00/mi
23M
2:51:19
Rank: #9064 (-242)
35K → 23M
10:35 | 8:27/mi
24M
2:59:31
Rank: #9223 (-159)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:06:44
Rank: #9352 (-129)
24M → 40K
7:13 | 8:26/mi
25.2M
3:10:01
Rank: #9452 (-100)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:18:36
Rank: #9715 (-263)
25.2M → Finish
8:35 | 8:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:10
Pace7:02 /mi
2nd Half
Distance13.11 mi
Time1:46:26
Pace8:07 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:4821:346:5621:34
6:56
-
10K
6.21 mi11:08:3643:226:5921:48
7:01
+0:05
15K
9.32 mi11:30:251:05:117:0021:49
7:01
0:00
20K
12.43 mi11:52:361:27:227:0222:11
7:08
+0:07
Half
13.11 mi11:57:241:32:107:024:48
7:02
-0:06
25K
15.53 mi12:14:581:49:447:0417:34
7:15
+0:13
30K
18.64 mi12:39:322:14:187:1224:34
7:54
+0:39
20M
20.00 mi12:50:462:25:327:1711:14
8:16
+0:22
21M
21.00 mi12:59:592:34:457:229:13
9:13
+0:57
35K
21.75 mi13:05:582:40:447:235:59
8:00
-1:13
23M
23.00 mi13:16:332:51:197:2710:35
8:27
+0:27
24M
24.00 mi13:24:452:59:317:298:12
8:12
-0:15
40K
24.85 mi13:31:583:06:447:317:13
8:26
+0:14
25.2M
25.20 mi13:35:153:10:017:323:17
9:31
+1:05
Finish
26.22 mi13:43:503:18:367:358:35
8:25
-1:06

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

6:56 /mi

Average Pace

7:35 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:44

55% of race

Time at Steady Pace

49:59

25% of race

Time at Slower Pace

38:53

20% of race

Average Pace: 7:34 /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 mi10:46:4821:346:5621:34
6:56
#7373
10K
6.21 mi11:08:3643:226:5921:48
7:01
#7713
15K
9.32 mi11:30:251:05:117:0021:49
7:01
#7716
20K
12.43 mi11:52:361:27:227:0222:11
7:08
#7694
Half
13.11 mi11:57:241:32:107:024:48
7:02
#7683
25K
15.53 mi12:14:581:49:447:0417:34
7:15
#7687
30K
18.64 mi12:39:322:14:187:1224:34
7:54
#8058
20M
20.00 mi12:50:462:25:327:1711:14
8:16
#8352
21M
21.00 mi12:59:592:34:457:229:13
9:13
#8709
35K
21.75 mi13:05:582:40:447:235:59
8:00
#8822
23M
23.00 mi13:16:332:51:197:2710:35
8:27
#9064
24M
24.00 mi13:24:452:59:317:298:12
8:12
#9223
40K
24.85 mi13:31:583:06:447:317:13
8:26
#9352
25.2M
25.20 mi13:35:153:10:017:323:17
9:31
#9452
Finish
26.22 mi13:43:503:18:367:358:35
8:25
#9715
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi7373657865787769(Top 27%)6794(Top 42%)6794(Top 540%)
10K6.21 mi3.10 mi7713-3406801-2236801-2238030(Top 28%)6993(Top 43%)6993(Top 555%)
15K9.32 mi3.11 mi7716-36790+116790+117769(Top 27%)6794(Top 42%)6794(Top 540%)
20K12.43 mi3.11 mi7694+226764+266764+267750(Top 27%)6715(Top 42%)6715(Top 533%)
Half13.11 mi0.68 mi7683+116750+146750+147838(Top 28%)6800(Top 42%)6800(Top 540%)
25K15.53 mi2.42 mi7687-46734+166734+167955(Top 28%)6740(Top 42%)6740(Top 535%)
30K18.64 mi3.11 mi8058-3716903-1696903-16910676(Top 38%)8010(Top 50%)8010(Top 636%)
20M20.00 mi1.36 mi8352-2947063-1607063-16012231(Top 43%)8628(Top 54%)8628(Top 685%)
21M21.00 mi1.00 mi8709-3577234-1717234-17114683(Top 52%)9647(Top 60%)9647(Top 766%)
35K21.75 mi0.75 mi8822-1137279-457279-4512209(Top 43%)8414(Top 52%)8414(Top 668%)
23M23.00 mi1.25 mi9064-2427372-937372-9312984(Top 46%)8682(Top 54%)8682(Top 690%)
24M24.00 mi1.00 mi9223-1597438-667438-6612529(Top 44%)8424(Top 52%)8424(Top 669%)
40K24.85 mi0.85 mi9352-1297464-267464-2613006(Top 46%)8521(Top 53%)8521(Top 677%)
25.2M25.20 mi0.35 mi9452-1007497-337497-3314609(Top 51%)9202(Top 57%)9202(Top 731%)
Finish26.22 mi1.02 mi9715-2637591-947591-9415697(Top 55%)9786(Top 61%)9786(Top 777%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

7769

Males

6794

M60-64

6794

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

8030

Males

6993

M60-64

6993

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

7769

Males

6794

M60-64

6794

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7750

Males

6715

M60-64

6715

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7838

Males

6800

M60-64

6800

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7955

Males

6740

M60-64

6740

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10676

Males

8010

M60-64

8010

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12231

Males

8628

M60-64

8628

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

14683

Males

9647

M60-64

9647

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

12209

Males

8414

M60-64

8414

35K→23M

21.8 - 23.0 mi

Top 46%
×5stories
+23ft-63ft

Overall

12984

Males

8682

M60-64

8682

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12529

Males

8424

M60-64

8424

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13006

Males

8521

M60-64

8521

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

14609

Males

9202

M60-64

9202

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15697

Males

9786

M60-64

9786

Passing Analysis

Category:
Athletes Passed
883
Passed By
3225
Net Change
-2342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7373
5K → 10K92432-340#7373#7713
10K → 15K135138-3#7713#7716
15K → 20K153131+22#7716#7694
20K → Half2817+11#7694#7683
Half → 25K110114-4#7683#7687
25K → 30K92463-371#7687#8058
30K → 20M41335-294#8058#8352
20M → 21M25382-357#8352#8709
21M → 35K28141-113#8709#8822
35K → 23M64306-242#8822#9064
23M → 24M37196-159#9064#9223
24M → 40K46175-129#9223#9352
40K → 25.2M16116-100#9352#9452
25.2M → Finish16279-263#9452#9715
TOTALS8833225-2342
📊

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