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BOSTON MARATHON 2025

Nick St. Cyr

Bib: 26875•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:54
Rank: #24616
Start → 5K
9:37/mi
29:54 split
10K· 6.21 mi
57:47
Rank: #23563 (+1053)
5K → 10K
8:58/mi
27:53 split
15K· 9.32 mi
1:25:08
Rank: #22854 (+709)
10K → 15K
8:48/mi
27:21 split
20K· 12.43 mi
1:53:21
Rank: #22448 (+406)
15K → 20K
9:05/mi
28:13 split
Half· 13.11 mi
1:59:33
Rank: #22422 (+26)
20K → Half
9:05/mi
6:12 split
25K· 15.53 mi
2:22:22
Rank: #22308 (+114)
Half → 25K
9:25/mi
22:49 split
30K· 18.64 mi
2:56:07
Rank: #22652 (-344)
25K → 30K
10:52/mi
33:45 split
20M
3:12:31
Rank: #22925 (-273)
30K → 20M
12:04/mi
16:24 split
21M
3:26:00
Rank: #23167 (-242)
20M → 21M
13:29/mi
13:29 split
35K· 21.75 mi
3:34:14
Rank: #23222 (-55)
21M → 35K
11:00/mi
8:14 split
23M
3:48:31
Rank: #23294 (-72)
35K → 23M
11:24/mi
14:17 split
24M
4:00:13
Rank: #23415 (-121)
23M → 24M
11:42/mi
11:42 split
40K· 24.85 mi
4:09:53
Rank: #23408 (+7)
24M → 40K
11:18/mi
9:40 split
25.2M
4:14:01
Rank: #23405 (+3)
40K → 25.2M
11:59/mi
4:08 split
Finish· 26.22 mi
4:24:32
Rank: #23451 (-46)
25.2M → Finish
10:19/mi
10:31 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:33
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:24:59
Pace11:04 /mi
📊Positive Split: 21.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3729:549:3729:54
9:37
-
10K
6.21 mi12:19:3057:479:1827:53
8:58
-0:39
15K
9.32 mi12:46:511:25:089:0827:21
8:48
-0:10
20K
12.43 mi13:15:041:53:219:0728:13
9:05
+0:17
Half
13.11 mi13:21:161:59:339:076:12
9:05
0:00
25K
15.53 mi13:44:052:22:229:1022:49
9:25
+0:20
30K
18.64 mi14:17:502:56:079:2733:45
10:52
+1:27
20M
20.00 mi14:34:143:12:319:3816:24
12:04
+1:12
21M
21.00 mi14:47:433:26:009:4913:29
13:29
+1:25
35K
21.75 mi14:55:573:34:149:518:14
11:00
-2:29
23M
23.00 mi15:10:143:48:319:5614:17
11:24
+0:24
24M
24.00 mi15:21:564:00:1310:0111:42
11:42
+0:18
40K
24.85 mi15:31:364:09:5310:039:40
11:18
-0:24
25.2M
25.20 mi15:35:444:14:0110:054:08
11:59
+0:41
Finish
26.22 mi15:46:154:24:3210:0610:31
10:19
-1:40

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

8:48 /mi

Average Pace

10:06 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:22

54% of race

Time at Steady Pace

1:16:27

29% of race

Time at Slower Pace

45:43

17% of race

Average Pace: 10:05 /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 mi11:51:3729:549:3729:54
9:37
#24616
10K
6.21 mi12:19:3057:479:1827:53
8:58
#23563
15K
9.32 mi12:46:511:25:089:0827:21
8:48
#22854
20K
12.43 mi13:15:041:53:219:0728:13
9:05
#22448
Half
13.11 mi13:21:161:59:339:076:12
9:05
#22422
25K
15.53 mi13:44:052:22:229:1022:49
9:25
#22308
30K
18.64 mi14:17:502:56:079:2733:45
10:52
#22652
20M
20.00 mi14:34:143:12:319:3816:24
12:04
#22925
21M
21.00 mi14:47:433:26:009:4913:29
13:29
#23167
35K
21.75 mi14:55:573:34:149:518:14
11:00
#23222
23M
23.00 mi15:10:143:48:319:5614:17
11:24
#23294
24M
24.00 mi15:21:564:00:1310:0111:42
11:42
#23415
40K
24.85 mi15:31:364:09:5310:039:40
11:18
#23408
25.2M
25.20 mi15:35:444:14:0110:054:08
11:59
#23405
Finish
26.22 mi15:46:154:24:3210:0610:31
10:19
#23451
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi24616145361453621033(Top 74%)12952(Top 80%)12952(Top 543%)
10K6.21 mi3.10 mi23563+105314040+49614040+49622269(Top 78%)13461(Top 84%)13461(Top 564%)
15K9.32 mi3.11 mi22854+70913752+28813752+28821033(Top 74%)12952(Top 80%)12952(Top 543%)
20K12.43 mi3.11 mi22448+40613552+20013552+20021368(Top 75%)13071(Top 81%)13071(Top 548%)
Half13.11 mi0.68 mi22422+2613532+2013532+2022172(Top 78%)13417(Top 83%)13417(Top 562%)
25K15.53 mi2.42 mi22308+11413485+4713485+4721580(Top 76%)13118(Top 81%)13118(Top 550%)
30K18.64 mi3.11 mi22652-34413595-11013595-11023734(Top 84%)13951(Top 87%)13951(Top 585%)
20M20.00 mi1.36 mi22925-27313696-10113696-10125354(Top 89%)14615(Top 91%)14615(Top 613%)
21M21.00 mi1.00 mi23167-24213793-9713793-9725655(Top 90%)14705(Top 91%)14705(Top 616%)
35K21.75 mi0.75 mi23222-5513808-1513808-1524198(Top 85%)13966(Top 87%)13966(Top 585%)
23M23.00 mi1.25 mi23294-7213812-413812-424093(Top 85%)13887(Top 86%)13887(Top 582%)
24M24.00 mi1.00 mi23415-12113858-4613858-4625244(Top 89%)14429(Top 90%)14429(Top 605%)
40K24.85 mi0.85 mi23408+713839+1913839+1923766(Top 84%)13644(Top 85%)13644(Top 572%)
25.2M25.20 mi0.35 mi23405+313827+1213827+1223190(Top 82%)13377(Top 83%)13377(Top 561%)
Finish26.22 mi1.02 mi23451-4613826+113826+123838(Top 84%)13688(Top 85%)13688(Top 574%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

21033

Males

12952

M45-49

12952

5K→10K

3.1 - 6.2 mi

Top 78%
×5story building
+79ft-138ft

Overall

22269

Males

13461

M45-49

13461

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

21033

Males

12952

M45-49

12952

15K→20K

9.3 - 12.4 mi

Top 75%
×5story building
+106ft-86ft

Overall

21368

Males

13071

M45-49

13071

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

22172

Males

13417

M45-49

13417

Half→25K

13.1 - 15.5 mi

Top 76%
×4story building
+66ft-88ft

Overall

21580

Males

13118

M45-49

13118

25K→30K

15.5 - 18.6 mi

Top 84%
×9story building
+181ft-148ft

Overall

23734

Males

13951

M45-49

13951

30K→20M

18.6 - 20.0 mi

Top 89%
×5story building
+64ft-50ft

Overall

25354

Males

14615

M45-49

14615

20M→21M

20.0 - 21.0 mi

Top 90%
×8story building
+106ft-24ft

Overall

25655

Males

14705

M45-49

14705

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24198

Males

13966

M45-49

13966

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

24093

Males

13887

M45-49

13887

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

25244

Males

14429

M45-49

14429

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23766

Males

13644

M45-49

13644

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

23190

Males

13377

M45-49

13377

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23838

Males

13688

M45-49

13688

Passing Analysis

Category:
Athletes Passed
2795
Passed By
1630
Net Change
+1165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24616
5K → 10K106512+1053#24616#23563
10K → 15K7134+709#23563#22854
15K → 20K43226+406#22854#22448
20K → Half4822+26#22448#22422
Half → 25K19682+114#22422#22308
25K → 30K94438-344#22308#22652
30K → 20M25298-273#22652#22925
20M → 21M22264-242#22925#23167
21M → 35K2277-55#23167#23222
35K → 23M43115-72#23222#23294
23M → 24M21142-121#23294#23415
24M → 40K5750+7#23415#23408
40K → 25.2M3027+3#23408#23405
25.2M → Finish2773-46#23405#23451
TOTALS27951630+1165
📊

Passing Visuals

Category:
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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