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BOSTON MARATHON 2025

Matt Swanson

Bib: 32557•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 (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:06/mi
25:11
↑ 97↓ 3451.5%
10K· 6.21 mi
8:05/mi
50:18
↑ 79↓ 1380.4%
15K· 9.32 mi
8:00/mi
1:15:09
↑ 67↓ 78
20K· 12.43 mi
8:26/mi
1:41:20
↑ 106↓ 860.1%
Half· 13.11 mi
8:32/mi
1:47:09
↑ 19↓ 370.5%
25K· 15.53 mi
9:17/mi
2:09:39
↑ 66↓ 880.2%
30K· 18.64 mi
9:59/mi
2:40:39
↑ 181↓ 1480.2%
20M
10:42/mi
2:55:12
↑ 64↓ 500.2%
21M
12:59/mi
3:08:11
↑ 106↓ 241.6%
35K· 21.75 mi
20:56/mi
3:23:51
↑ 17↓ 861.7%
23M
16:06/mi
3:44:00
↑ 23↓ 630.6%
24M
12:18/mi
3:56:18
↓ 821.3%
40K· 24.85 mi
12:45/mi
4:07:12
↓ 200.3%
25.2M
12:25/mi
4:11:29
↑ 13↓ 160.2%
Finish· 26.22 mi
10:40/mi
4:22:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:09
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:35:12
Pace11:50 /mi
📊Positive Split: 44.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0425:118:0625:11
8:06
-
10K
6.21 mi12:15:1150:188:0625:07
8:05
-0:01
15K
9.32 mi12:40:021:15:098:0424:51
8:00
-0:05
20K
12.43 mi13:06:131:41:208:0926:11
8:26
+0:26
Half
13.11 mi13:12:021:47:098:105:49
8:32
+0:06
25K
15.53 mi13:34:322:09:398:2122:30
9:17
+0:45
30K
18.64 mi14:05:322:40:398:3731:00
9:59
+0:42
20M
20.00 mi14:20:052:55:128:4614:33
10:42
+0:43
21M
21.00 mi14:33:043:08:118:5812:59
12:59
+2:17
35K
21.75 mi14:48:443:23:519:2215:40
20:56
+7:57
23M
23.00 mi15:08:533:44:009:4420:09
16:06
-4:50
24M
24.00 mi15:21:113:56:189:5112:18
12:18
-3:48
40K
24.85 mi15:32:054:07:129:5710:54
12:45
+0:27
25.2M
25.20 mi15:36:224:11:299:594:17
12:25
-0:20
Finish
26.22 mi15:47:144:22:2110:0110:52
10:40
-1:45

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

8:00 /mi

Average Pace

10:01 /mi

Slowest Pace

20:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:47:09

41% of race

Time at Steady Pace

1:31:13

35% of race

Time at Slower Pace

1:03:59

24% of race

Average Pace: 10:00 /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 mi11:50:0425:118:0625:11
8:06
#17381
10K
6.21 mi12:15:1150:188:0625:07
8:05
#17223
15K
9.32 mi12:40:021:15:098:0424:51
8:00
#16797
20K
12.43 mi13:06:131:41:208:0926:11
8:26
#17063
Half
13.11 mi13:12:021:47:098:105:49
8:32
#17154
25K
15.53 mi13:34:322:09:398:2122:30
9:17
#17905
30K
18.64 mi14:05:322:40:398:3731:00
9:59
#18859
20M
20.00 mi14:20:052:55:128:4614:33
10:42
#19346
21M
21.00 mi14:33:043:08:118:5812:59
12:59
#20002
35K
21.75 mi14:48:443:23:519:2215:40
20:56
#21735
23M
23.00 mi15:08:533:44:009:4420:09
16:06
#22723
24M
24.00 mi15:21:113:56:189:5112:18
12:18
#22929
40K
24.85 mi15:32:054:07:129:5710:54
12:45
#23118
25.2M
25.20 mi15:36:224:11:299:594:17
12:25
#23131
Finish
26.22 mi15:47:144:22:2110:0110:52
10:40
#23195
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi17381113731137316045(Top 56%)10834(Top 67%)10834(Top 482%)
10K6.21 mi3.10 mi17223+15811313+6011313+6017083(Top 60%)11282(Top 70%)11282(Top 502%)
15K9.32 mi3.11 mi16797+42611143+17011143+17016045(Top 56%)10834(Top 67%)10834(Top 482%)
20K12.43 mi3.11 mi17063-26611232-8911232-8917718(Top 62%)11496(Top 71%)11496(Top 512%)
Half13.11 mi0.68 mi17154-9111268-3611268-3619366(Top 68%)12220(Top 76%)12220(Top 544%)
25K15.53 mi2.42 mi17905-75111557-28911557-28921098(Top 74%)12895(Top 80%)12895(Top 574%)
30K18.64 mi3.11 mi18859-95411943-38611943-38621539(Top 76%)12966(Top 81%)12966(Top 577%)
20M20.00 mi1.36 mi19346-48712113-17012113-17022959(Top 81%)13501(Top 84%)13501(Top 601%)
21M21.00 mi1.00 mi20002-65612379-26612379-26625018(Top 88%)14372(Top 89%)14372(Top 640%)
35K21.75 mi0.75 mi21735-173313149-77013149-77028388(Top 100%)16095(Top 100%)16095(Top 716%)
23M23.00 mi1.25 mi22723-98813552-40313552-40328161(Top 99%)15941(Top 99%)15941(Top 709%)
24M24.00 mi1.00 mi22929-20613620-6813620-6826045(Top 92%)14828(Top 92%)14828(Top 660%)
40K24.85 mi0.85 mi23118-18913686-6613686-6625994(Top 92%)14782(Top 92%)14782(Top 658%)
25.2M25.20 mi0.35 mi23131-1313688-213688-224031(Top 85%)13780(Top 86%)13780(Top 613%)
Finish26.22 mi1.02 mi23195-6413712-2413712-2424650(Top 87%)14103(Top 88%)14103(Top 628%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

16045

Males

10834

M40-44

10834

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17083

Males

11282

M40-44

11282

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

16045

Males

10834

M40-44

10834

15K→20K

9.3 - 12.4 mi

Top 62%
×5story building
+106ft-86ft

Overall

17718

Males

11496

M40-44

11496

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19366

Males

12220

M40-44

12220

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

21098

Males

12895

M40-44

12895

25K→30K

15.5 - 18.6 mi

Top 76%
×9story building
+181ft-148ft

Overall

21539

Males

12966

M40-44

12966

30K→20M

18.6 - 20.0 mi

Top 81%
×5story building
+64ft-50ft

Overall

22959

Males

13501

M40-44

13501

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

25018

Males

14372

M40-44

14372

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

28388

Males

16095

M40-44

16095

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

28161

Males

15941

M40-44

15941

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

26045

Males

14828

M40-44

14828

24M→40K

24.0 - 24.9 mi

Top 92%
×1story
+6ft-20ft

Overall

25994

Males

14782

M40-44

14782

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24031

Males

13780

M40-44

13780

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2story building
+22ft-21ft

Overall

24650

Males

14103

M40-44

14103

Passing Analysis

Category:
Athletes Passed
1205
Passed By
7019
Net Change
-5814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17381
5K → 10K378220+158#17381#17223
10K → 15K47852+426#17223#16797
15K → 20K115381-266#16797#17063
20K → Half13104-91#17063#17154
Half → 25K44795-751#17154#17905
25K → 30K591013-954#17905#18859
30K → 20M26513-487#18859#19346
20M → 21M9665-656#19346#20002
21M → 35K21735-1733#20002#21735
35K → 23M9997-988#21735#22723
23M → 24M21227-206#22723#22929
24M → 40K20209-189#22929#23118
40K → 25.2M1225-13#23118#23131
25.2M → Finish1983-64#23131#23195
TOTALS12057019-5814
📊

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