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BOSTON MARATHON 2025

Tim Westlund

CA

Bib: 12371 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 38%
Division (M50-54)
#0 / 1996
Top 39%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:38/mi
23:43
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:36/mi
47:21
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:34/mi
1:10:51
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:52/mi
1:35:16
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:30/mi
1:40:23
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:31/mi
1:58:36
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:40/mi
2:22:24
↑ 181↓ 1480.2%
138 ft elev
20M
7:40/mi
2:32:49
↑ 64↓ 500.2%
148 ft elev
21M
8:00/mi
2:40:49
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:37/mi
2:46:31
↑ 17↓ 861.7%
156 ft elev
23M
7:44/mi
2:56:12
↑ 23↓ 630.6%
116 ft elev
24M
7:30/mi
3:03:42
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:34/mi
3:10:10
↓ 200.3%
20 ft elev
25.2M
8:04/mi
3:12:57
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:14/mi
3:20:19
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:40:237:39 /mi⚖️ balanced
2nd Half
1:39:567:37 /mi⚖️ balanced
Even split — consistent pacing between halves
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:437:383.11 mi23:43
7:38
-
10K
47:217:373.10 mi23:38
7:36
-0:02
15K
1:10:517:363.11 mi23:30
7:34
-0:02
20K
1:35:167:403.11 mi24:25
7:52
+0:18
Half(13.11 mi)
1:40:237:390.68 mi5:07
7:30
-0:22
25K
1:58:367:382.42 mi18:13
7:31
+0:01
30K
2:22:247:383.11 mi23:48
7:40
+0:09
20M
2:32:497:381.36 mi10:25
7:40
0:00
21M
2:40:497:391.00 mi8:00
8:00
+0:20
35K
2:46:317:390.75 mi5:42
7:37
-0:23
23M
2:56:127:401.25 mi9:41
7:44
+0:07
24M
3:03:427:391.00 mi7:30
7:30
-0:14
40K
3:10:107:390.85 mi6:28
7:34
+0:04
25.2M
3:12:577:390.35 mi2:47
8:04
+0:30
Finish(26.22 mi)
3:20:197:391.02 mi7:22
7:14
-0:50
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:14 /mi

Average Pace

7:39 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:09:32

95% of race

Time at Steady Pace

10:47

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:38 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi13370980398031227491829182
10K3.10 mi13206+1649702+1019702+1011306596189618
15K3.11 mi12873+3339523+1799523+1791227491829182
20K3.11 mi13061-1889539-169539-161373897469746
Half(13.11 mi)0.68 mi12970+919502+379502+371161788278827
25K2.42 mi12477+4939263+2399263+2391007679197919
30K3.11 mi11725+7528841+4228841+422890670937093
20M1.36 mi11411+3148655+1868655+186813165296529
21M1.00 mi11132+2798481+1748481+174734758825882
35K0.75 mi11044+888417+648417+64944770907090
23M1.25 mi10822+2228277+1408277+140810562306230
24M1.00 mi10649+1738151+1268151+126768759355935
40K0.85 mi10493+1568056+958056+95718555465546
25.2M0.35 mi10392+1017981+757981+75633249654965
Finish(26.22 mi)1.02 mi10237+1557866+1157866+115722454715471

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12274

Males

9182

M50-54

9182

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

13065

Males

9618

M50-54

9618

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12274

Males

9182

M50-54

9182

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13738

Males

9746

M50-54

9746

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

11617

Males

8827

M50-54

8827

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

10076

Males

7919

M50-54

7919

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8906

Males

7093

M50-54

7093

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8131

Males

6529

M50-54

6529

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

7347

Males

5882

M50-54

5882

21M→35K

21.0 - 21.8 mi

Top 33%
×7story building
+17ft-86ft

Overall

9447

Males

7090

M50-54

7090

35K→23M

21.8 - 23.0 mi

Top 29%
×5story building
+23ft-63ft

Overall

8105

Males

6230

M50-54

6230

23M→24M

23.0 - 24.0 mi

Top 27%
×6story building
+12ft-82ft

Overall

7687

Males

5935

M50-54

5935

24M→40K

24.0 - 24.9 mi

Top 25%
×1story
+6ft-20ft

Overall

7185

Males

5546

M50-54

5546

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6332

Males

4965

M50-54

4965

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2story building
+22ft-21ft

Overall

7224

Males

5471

M50-54

5471

Passing Analysis

Category:
Passed
3853
Passed By
720
Net Change
+3133
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13370
5K → 10K369205+164#13370#13206
10K → 15K41683+333#13206#12873
15K → 20K139327-188#12873#13061
20K → Half1009+91#13061#12970
Half → 25K4996+493#12970#12477
25K → 30K7608+752#12477#11725
30K → 20M3184+314#11725#11411
20M → 21M2845+279#11411#11132
21M → 35K10618+88#11132#11044
35K → 23M23715+222#11044#10822
23M → 24M18512+173#10822#10649
24M → 40K1659+156#10649#10493
40K → 25.2M1043+101#10493#10392
25.2M → Finish17116+155#10392#10237
TOTALS3853720+3133

Passing Charts

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