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BOSTON MARATHON 2025

Gustav Axelson

Bib: 4517•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:11
Rank: #3795
Start → 5K
20:11 | 6:30/mi
10K· 6.21 mi
40:22
Rank: #3740 (+55)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:00:32
Rank: #3653 (+87)
10K → 15K
20:10 | 6:29/mi
20K· 12.43 mi
1:20:47
Rank: #3505 (+148)
15K → 20K
20:15 | 6:31/mi
Half· 13.11 mi
1:25:13
Rank: #3508 (-3)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:41:09
Rank: #3455 (+53)
Half → 25K
15:56 | 6:34/mi
30K· 18.64 mi
2:02:01
Rank: #3297 (+158)
25K → 30K
20:52 | 6:43/mi
20M
2:11:09
Rank: #3192 (+105)
30K → 20M
9:08 | 6:43/mi
21M
2:18:16
Rank: #3130 (+62)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:23:09
Rank: #3084 (+46)
21M → 35K
4:53 | 6:32/mi
23M
2:31:30
Rank: #2967 (+117)
35K → 23M
8:21 | 6:40/mi
24M
2:38:10
Rank: #2936 (+31)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:43:49
Rank: #2859 (+77)
24M → 40K
5:39 | 6:36/mi
25.2M
2:46:18
Rank: #2839 (+20)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:52:43
Rank: #2757 (+82)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:13
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:27:30
Pace6:40 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3120:116:3020:11
6:30
-
10K
6.21 mi10:44:4240:226:3020:11
6:30
0:00
15K
9.32 mi11:04:521:00:326:3020:10
6:29
-0:01
20K
12.43 mi11:25:071:20:476:3020:15
6:31
+0:02
Half
13.11 mi11:29:331:25:136:304:26
6:30
-0:01
25K
15.53 mi11:45:291:41:096:3115:56
6:34
+0:04
30K
18.64 mi12:06:212:02:016:3320:52
6:43
+0:09
20M
20.00 mi12:15:292:11:096:339:08
6:43
0:00
21M
21.00 mi12:22:362:18:166:357:07
7:07
+0:24
35K
21.75 mi12:27:292:23:096:354:53
6:32
-0:35
23M
23.00 mi12:35:502:31:306:358:21
6:40
+0:08
24M
24.00 mi12:42:302:38:106:356:40
6:40
0:00
40K
24.85 mi12:48:092:43:496:355:39
6:36
-0:04
25.2M
25.20 mi12:50:382:46:186:362:29
7:12
+0:36
Finish
26.22 mi12:57:032:52:436:366:25
6:18
-0:54

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

6:18 /mi

Average Pace

6:36 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:07

94% of race

Time at Steady Pace

9:36

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:35 /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 mi10:24:3120:116:3020:11
6:30
#3795
10K
6.21 mi10:44:4240:226:3020:11
6:30
#3740
15K
9.32 mi11:04:521:00:326:3020:10
6:29
#3653
20K
12.43 mi11:25:071:20:476:3020:15
6:31
#3505
Half
13.11 mi11:29:331:25:136:304:26
6:30
#3508
25K
15.53 mi11:45:291:41:096:3115:56
6:34
#3455
30K
18.64 mi12:06:212:02:016:3320:52
6:43
#3297
20M
20.00 mi12:15:292:11:096:339:08
6:43
#3192
21M
21.00 mi12:22:362:18:166:357:07
7:07
#3130
35K
21.75 mi12:27:292:23:096:354:53
6:32
#3084
23M
23.00 mi12:35:502:31:306:358:21
6:40
#2967
24M
24.00 mi12:42:302:38:106:356:40
6:40
#2936
40K
24.85 mi12:48:092:43:496:355:39
6:36
#2859
25.2M
25.20 mi12:50:382:46:186:362:29
7:12
#2839
Finish
26.22 mi12:57:032:52:436:366:25
6:18
#2757
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3795359035903495(Top 12%)3306(Top 21%)3306(Top 59%)
10K6.21 mi3.10 mi3740+553543+473543+473684(Top 13%)3476(Top 22%)3476(Top 62%)
15K9.32 mi3.11 mi3653+873455+883455+883495(Top 12%)3306(Top 21%)3306(Top 59%)
20K12.43 mi3.11 mi3505+1483322+1333322+1333221(Top 11%)3053(Top 19%)3053(Top 54%)
Half13.11 mi0.68 mi3508-33324-23324-23591(Top 13%)3391(Top 21%)3391(Top 60%)
25K15.53 mi2.42 mi3455+533276+483276+483257(Top 11%)3083(Top 19%)3083(Top 55%)
30K18.64 mi3.11 mi3297+1583123+1533123+1532953(Top 10%)2780(Top 17%)2780(Top 49%)
20M20.00 mi1.36 mi3192+1053024+993024+992539(Top 9%)2387(Top 15%)2387(Top 42%)
21M21.00 mi1.00 mi3130+622963+612963+612734(Top 10%)2537(Top 16%)2537(Top 45%)
35K21.75 mi0.75 mi3084+462921+422921+422571(Top 9%)2390(Top 15%)2390(Top 42%)
23M23.00 mi1.25 mi2967+1172807+1142807+1142088(Top 7%)1949(Top 12%)1949(Top 35%)
24M24.00 mi1.00 mi2936+312777+302777+302858(Top 10%)2598(Top 16%)2598(Top 46%)
40K24.85 mi0.85 mi2859+772706+712706+711992(Top 7%)1835(Top 11%)1835(Top 33%)
25.2M25.20 mi0.35 mi2839+202685+212685+212119(Top 7%)1908(Top 12%)1908(Top 34%)
Finish26.22 mi1.02 mi2757+822607+782607+781870(Top 7%)1725(Top 11%)1725(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3495

Males

3306

M18-39

3306

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3684

Males

3476

M18-39

3476

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3495

Males

3306

M18-39

3306

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3221

Males

3053

M18-39

3053

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3591

Males

3391

M18-39

3391

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

3257

Males

3083

M18-39

3083

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2953

Males

2780

M18-39

2780

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2539

Males

2387

M18-39

2387

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2734

Males

2537

M18-39

2537

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2571

Males

2390

M18-39

2390

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2088

Males

1949

M18-39

1949

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2858

Males

2598

M18-39

2598

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1992

Males

1835

M18-39

1835

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

2119

Males

1908

M18-39

1908

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1870

Males

1725

M18-39

1725

Passing Analysis

Category:
Athletes Passed
1423
Passed By
385
Net Change
+1038
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3795
5K → 10K158103+55#3795#3740
10K → 15K15366+87#3740#3653
15K → 20K17931+148#3653#3505
20K → Half1114-3#3505#3508
Half → 25K9340+53#3508#3455
25K → 30K19335+158#3455#3297
30K → 20M1127+105#3297#3192
20M → 21M8624+62#3192#3130
21M → 35K5610+46#3130#3084
35K → 23M12912+117#3084#2967
23M → 24M4918+31#2967#2936
24M → 40K8710+77#2936#2859
40K → 25.2M277+20#2859#2839
25.2M → Finish908+82#2839#2757
TOTALS1423385+1038
📊

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