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BOSTON MARATHON 2025

Kim Charlie Strandberg

Bib: 3644•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 22%
Division (M18-39)
#0 / 5642
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:26
Rank: #4381
Start → 5K
20:26 | 6:35/mi
10K· 6.21 mi
41:17
Rank: #4851 (-470)
5K → 10K
20:51 | 6:43/mi
15K· 9.32 mi
1:01:35
Rank: #4444 (+407)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:22:25
Rank: #4418 (+26)
15K → 20K
20:50 | 6:42/mi
Half· 13.11 mi
1:26:50
Rank: #4353 (+65)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:42:40
Rank: #4061 (+292)
Half → 25K
15:50 | 6:32/mi
30K· 18.64 mi
2:04:07
Rank: #4001 (+60)
25K → 30K
21:27 | 6:54/mi
20M
2:14:13
Rank: #4185 (-184)
30K → 20M
10:06 | 7:26/mi
21M
2:21:34
Rank: #4146 (+39)
20M → 21M
7:21 | 7:21/mi
35K· 21.75 mi
2:26:42
Rank: #4139 (+7)
21M → 35K
5:08 | 6:52/mi
23M
2:35:25
Rank: #4074 (+65)
35K → 23M
8:43 | 6:58/mi
24M
2:42:11
Rank: #4008 (+66)
23M → 24M
6:46 | 6:46/mi
40K· 24.85 mi
2:48:07
Rank: #3959 (+49)
24M → 40K
5:56 | 6:56/mi
25.2M
2:50:40
Rank: #3929 (+30)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:57:25
Rank: #3864 (+65)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:50
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:30:35
Pace6:55 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:1620:266:3520:26
6:35
-
10K
6.21 mi10:44:0741:176:3920:51
6:43
+0:08
15K
9.32 mi11:04:251:01:356:3620:18
6:32
-0:11
20K
12.43 mi11:25:151:22:256:3820:50
6:42
+0:10
Half
13.11 mi11:29:401:26:506:374:25
6:28
-0:14
25K
15.53 mi11:45:301:42:406:3715:50
6:32
+0:04
30K
18.64 mi12:06:572:04:076:3921:27
6:54
+0:22
20M
20.00 mi12:17:032:14:136:4310:06
7:26
+0:32
21M
21.00 mi12:24:242:21:346:447:21
7:21
-0:05
35K
21.75 mi12:29:322:26:426:455:08
6:52
-0:29
23M
23.00 mi12:38:152:35:256:458:43
6:58
+0:06
24M
24.00 mi12:45:012:42:116:456:46
6:46
-0:12
40K
24.85 mi12:50:572:48:076:465:56
6:56
+0:10
25.2M
25.20 mi12:53:302:50:406:462:33
7:24
+0:28
Finish
26.22 mi13:00:152:57:256:466:45
6:37
-0:47

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

6:28 /mi

Average Pace

6:46 /mi

Slowest Pace

7:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:25

89% of race

Time at Steady Pace

20:00

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:46 /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 mi10:23:1620:266:3520:26
6:35
#4381
10K
6.21 mi10:44:0741:176:3920:51
6:43
#4851
15K
9.32 mi11:04:251:01:356:3620:18
6:32
#4444
20K
12.43 mi11:25:151:22:256:3820:50
6:42
#4418
Half
13.11 mi11:29:401:26:506:374:25
6:28
#4353
25K
15.53 mi11:45:301:42:406:3715:50
6:32
#4061
30K
18.64 mi12:06:572:04:076:3921:27
6:54
#4001
20M
20.00 mi12:17:032:14:136:4310:06
7:26
#4185
21M
21.00 mi12:24:242:21:346:447:21
7:21
#4146
35K
21.75 mi12:29:322:26:426:455:08
6:52
#4139
23M
23.00 mi12:38:152:35:256:458:43
6:58
#4074
24M
24.00 mi12:45:012:42:116:456:46
6:46
#4008
40K
24.85 mi12:50:572:48:076:465:56
6:56
#3959
25.2M
25.20 mi12:53:302:50:406:462:33
7:24
#3929
Finish
26.22 mi13:00:152:57:256:466:45
6:37
#3864
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4381411841183766(Top 13%)3552(Top 22%)3552(Top 63%)
10K6.21 mi3.10 mi4851-4704532-4144532-4145423(Top 19%)5007(Top 31%)5007(Top 89%)
15K9.32 mi3.11 mi4444+4074178+3544178+3543766(Top 13%)3552(Top 22%)3552(Top 63%)
20K12.43 mi3.11 mi4418+264145+334145+334465(Top 16%)4160(Top 26%)4160(Top 74%)
Half13.11 mi0.68 mi4353+654086+594086+593487(Top 12%)3303(Top 21%)3303(Top 59%)
25K15.53 mi2.42 mi4061+2923817+2693817+2693054(Top 11%)2899(Top 18%)2899(Top 51%)
30K18.64 mi3.11 mi4001+603760+573760+574094(Top 14%)3765(Top 23%)3765(Top 67%)
20M20.00 mi1.36 mi4185-1843916-1563916-1566554(Top 23%)5542(Top 34%)5542(Top 98%)
21M21.00 mi1.00 mi4146+393873+433873+433840(Top 14%)3490(Top 22%)3490(Top 62%)
35K21.75 mi0.75 mi4139+73859+143859+144447(Top 16%)3949(Top 25%)3949(Top 70%)
23M23.00 mi1.25 mi4074+653790+693790+693525(Top 12%)3195(Top 20%)3195(Top 57%)
24M24.00 mi1.00 mi4008+663725+653725+653305(Top 12%)2971(Top 18%)2971(Top 53%)
40K24.85 mi0.85 mi3959+493677+483677+483540(Top 12%)3136(Top 19%)3136(Top 56%)
25.2M25.20 mi0.35 mi3929+303647+303647+302893(Top 10%)2572(Top 16%)2572(Top 46%)
Finish26.22 mi1.02 mi3864+653575+723575+723440(Top 12%)3009(Top 19%)3009(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3766

Males

3552

M18-39

3552

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5423

Males

5007

M18-39

5007

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3766

Males

3552

M18-39

3552

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4465

Males

4160

M18-39

4160

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3487

Males

3303

M18-39

3303

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3054

Males

2899

M18-39

2899

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

4094

Males

3765

M18-39

3765

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6554

Males

5542

M18-39

5542

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3840

Males

3490

M18-39

3490

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4447

Males

3949

M18-39

3949

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3525

Males

3195

M18-39

3195

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3305

Males

2971

M18-39

2971

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3540

Males

3136

M18-39

3136

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2893

Males

2572

M18-39

2572

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3440

Males

3009

M18-39

3009

Passing Analysis

Category:
Athletes Passed
1592
Passed By
1075
Net Change
+517
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4381
5K → 10K33503-470#4381#4851
10K → 15K4125+407#4851#4444
15K → 20K11286+26#4444#4418
20K → Half694+65#4418#4353
Half → 25K2964+292#4353#4061
25K → 30K15494+60#4061#4001
30K → 20M26210-184#4001#4185
20M → 21M7839+39#4185#4146
21M → 35K3528+7#4146#4139
35K → 23M10136+65#4139#4074
23M → 24M8216+66#4074#4008
24M → 40K6819+49#4008#3959
40K → 25.2M388+30#3959#3929
25.2M → Finish8823+65#3929#3864
TOTALS15921075+517
📊

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