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BOSTON MARATHON 2025

James Mathews

Bib: 24638•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:33
Rank: #21835
Start → 5K
27:33 | 8:52/mi
10K· 6.21 mi
55:22
Rank: #21997 (-162)
5K → 10K
27:49 | 8:57/mi
15K· 9.32 mi
1:23:16
Rank: #21979 (+18)
10K → 15K
27:54 | 8:59/mi
20K· 12.43 mi
1:51:08
Rank: #21665 (+314)
15K → 20K
27:52 | 8:58/mi
Half· 13.11 mi
1:57:19
Rank: #21688 (-23)
20K → Half
6:11 | 9:04/mi
25K· 15.53 mi
2:19:17
Rank: #21414 (+274)
Half → 25K
21:58 | 9:04/mi
30K· 18.64 mi
2:48:35
Rank: #21078 (+336)
25K → 30K
29:18 | 9:26/mi
20M
3:01:41
Rank: #20953 (+125)
30K → 20M
13:06 | 9:38/mi
21M
3:12:22
Rank: #20935 (+18)
20M → 21M
10:41 | 10:41/mi
35K· 21.75 mi
3:19:36
Rank: #20935
21M → 35K
7:14 | 9:40/mi
23M
3:32:00
Rank: #20906 (+29)
35K → 23M
12:24 | 9:54/mi
24M
3:42:13
Rank: #20971 (-65)
23M → 24M
10:13 | 10:13/mi
40K· 24.85 mi
3:51:40
Rank: #21092 (-121)
24M → 40K
9:27 | 11:03/mi
25.2M
3:55:17
Rank: #21047 (+45)
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
4:04:39
Rank: #20997 (+50)
25.2M → Finish
9:22 | 9:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:19
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:07:20
Pace9:43 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:5427:338:5227:33
8:52
-
10K
6.21 mi11:55:4355:228:5527:49
8:57
+0:05
15K
9.32 mi12:23:371:23:168:5627:54
8:59
+0:02
20K
12.43 mi12:51:291:51:088:5727:52
8:58
-0:01
Half
13.11 mi12:57:401:57:198:576:11
9:04
+0:06
25K
15.53 mi13:19:382:19:178:5821:58
9:04
0:00
30K
18.64 mi13:48:562:48:359:0329:18
9:26
+0:22
20M
20.00 mi14:02:023:01:419:0513:06
9:38
+0:12
21M
21.00 mi14:12:433:12:229:1010:41
10:41
+1:03
35K
21.75 mi14:19:573:19:369:117:14
9:40
-1:01
23M
23.00 mi14:32:213:32:009:1312:24
9:54
+0:14
24M
24.00 mi14:42:343:42:139:1610:13
10:13
+0:19
40K
24.85 mi14:52:013:51:409:199:27
11:03
+0:50
25.2M
25.20 mi14:55:383:55:179:203:37
10:29
-0:34
Finish
26.22 mi15:05:004:04:399:209:22
9:11
-1:18

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

8:52 /mi

Average Pace

9:20 /mi

Slowest Pace

11:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:17

57% of race

Time at Steady Pace

59:00

24% of race

Time at Slower Pace

46:22

19% of race

Average Pace: 9:20 /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 mi11:27:5427:338:5227:33
8:52
#21835
10K
6.21 mi11:55:4355:228:5527:49
8:57
#21997
15K
9.32 mi12:23:371:23:168:5627:54
8:59
#21979
20K
12.43 mi12:51:291:51:088:5727:52
8:58
#21665
Half
13.11 mi12:57:401:57:198:576:11
9:04
#21688
25K
15.53 mi13:19:382:19:178:5821:58
9:04
#21414
30K
18.64 mi13:48:562:48:359:0329:18
9:26
#21078
20M
20.00 mi14:02:023:01:419:0513:06
9:38
#20953
21M
21.00 mi14:12:433:12:229:1010:41
10:41
#20935
35K
21.75 mi14:19:573:19:369:117:14
9:40
#20935
23M
23.00 mi14:32:213:32:009:1312:24
9:54
#20906
24M
24.00 mi14:42:343:42:139:1610:13
10:13
#20971
40K
24.85 mi14:52:013:51:409:199:27
11:03
#21092
25.2M
25.20 mi14:55:383:55:179:203:37
10:29
#21047
Finish
26.22 mi15:05:004:04:399:209:22
9:11
#20997
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21835132391323921944(Top 77%)13365(Top 83%)13365(Top 2092%)
10K6.21 mi3.10 mi21997-16213326-8713326-8722164(Top 78%)13410(Top 83%)13410(Top 2099%)
15K9.32 mi3.11 mi21979+18133261332621944(Top 77%)13365(Top 83%)13365(Top 2092%)
20K12.43 mi3.11 mi21665+31413187+13913187+13920806(Top 73%)12799(Top 79%)12799(Top 2003%)
Half13.11 mi0.68 mi21688-2313199-1213199-1222044(Top 78%)13348(Top 83%)13348(Top 2089%)
25K15.53 mi2.42 mi21414+27413076+12313076+12320172(Top 71%)12488(Top 78%)12488(Top 1954%)
30K18.64 mi3.11 mi21078+33612894+18212894+18219664(Top 69%)12136(Top 75%)12136(Top 1899%)
20M20.00 mi1.36 mi20953+12512826+6812826+6819739(Top 69%)12038(Top 75%)12038(Top 1884%)
21M21.00 mi1.00 mi20935+1812791+3512791+3520551(Top 72%)12282(Top 76%)12282(Top 1922%)
35K21.75 mi0.75 mi2093512784+712784+720892(Top 74%)12397(Top 77%)12397(Top 1940%)
23M23.00 mi1.25 mi20906+2912736+4812736+4820160(Top 71%)11980(Top 74%)11980(Top 1875%)
24M24.00 mi1.00 mi20971-6512751-1512751-1521973(Top 77%)12794(Top 79%)12794(Top 2002%)
40K24.85 mi0.85 mi21092-12112785-3412785-3423254(Top 82%)13364(Top 83%)13364(Top 2091%)
25.2M25.20 mi0.35 mi21047+4512753+3212753+3218943(Top 67%)11298(Top 70%)11298(Top 1768%)
Finish26.22 mi1.02 mi20997+5012719+3412719+3419905(Top 70%)11761(Top 73%)11761(Top 1841%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

21944

Males

13365

M65-69

13365

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

22164

Males

13410

M65-69

13410

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

21944

Males

13365

M65-69

13365

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20806

Males

12799

M65-69

12799

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22044

Males

13348

M65-69

13348

Half→25K

13.1 - 15.5 mi

Top 71%
×4stories
+66ft-88ft

Overall

20172

Males

12488

M65-69

12488

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19664

Males

12136

M65-69

12136

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19739

Males

12038

M65-69

12038

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

20551

Males

12282

M65-69

12282

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

20892

Males

12397

M65-69

12397

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

20160

Males

11980

M65-69

11980

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21973

Males

12794

M65-69

12794

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23254

Males

13364

M65-69

13364

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

18943

Males

11298

M65-69

11298

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19905

Males

11761

M65-69

11761

Passing Analysis

Category:
Athletes Passed
2088
Passed By
1250
Net Change
+838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21835
5K → 10K187349-162#21835#21997
10K → 15K212194+18#21997#21979
15K → 20K37056+314#21979#21665
20K → Half2851-23#21665#21688
Half → 25K29420+274#21688#21414
25K → 30K38650+336#21414#21078
30K → 20M15732+125#21078#20953
20M → 21M11092+18#20953#20935
21M → 35K58580#20935#20935
35K → 23M10475+29#20935#20906
23M → 24M36101-65#20906#20971
24M → 40K21142-121#20971#21092
40K → 25.2M516+45#21092#21047
25.2M → Finish7424+50#21047#20997
TOTALS20881250+838
📊

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