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BOSTON MARATHON 2025

Andrew Anderson

Bib: 6557•M

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Division (M18-39)
#0 / 5642
Top 46%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:13
Rank: #3883
Start → 5K
20:13 | 6:30/mi
10K· 6.21 mi
40:33
Rank: #3954 (-71)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:00:52
Rank: #3887 (+67)
10K → 15K
20:19 | 6:32/mi
20K· 12.43 mi
1:21:28
Rank: #3857 (+30)
15K → 20K
20:36 | 6:38/mi
Half· 13.11 mi
1:25:56
Rank: #3856 (+1)
20K → Half
4:28 | 6:33/mi
25K· 15.53 mi
1:41:55
Rank: #3759 (+97)
Half → 25K
15:59 | 6:36/mi
30K· 18.64 mi
2:02:58
Rank: #3641 (+118)
25K → 30K
21:03 | 6:47/mi
20M
2:12:24
Rank: #3598 (+43)
30K → 20M
9:26 | 6:57/mi
21M
2:19:42
Rank: #3565 (+33)
20M → 21M
7:18 | 7:18/mi
35K· 21.75 mi
2:24:36
Rank: #3499 (+66)
21M → 35K
4:54 | 6:33/mi
23M
2:33:19
Rank: #3444 (+55)
35K → 23M
8:43 | 6:58/mi
24M
2:41:17
Rank: #3752 (-308)
23M → 24M
7:58 | 7:58/mi
40K· 24.85 mi
2:47:41
Rank: #3841 (-89)
24M → 40K
6:24 | 7:29/mi
25.2M
2:50:22
Rank: #3843 (-2)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
2:56:50
Rank: #3702 (+141)
25.2M → Finish
6:28 | 6:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:56
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:30:54
Pace6:56 /mi
📊Positive Split: 5.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:3220:136:3020:13
6:30
-
10K
6.21 mi10:45:5240:336:3220:20
6:33
+0:03
15K
9.32 mi11:06:111:00:526:3220:19
6:32
-0:01
20K
12.43 mi11:26:471:21:286:3320:36
6:38
+0:06
Half
13.11 mi11:31:151:25:566:334:28
6:33
-0:05
25K
15.53 mi11:47:141:41:556:3415:59
6:36
+0:03
30K
18.64 mi12:08:172:02:586:3621:03
6:47
+0:11
20M
20.00 mi12:17:432:12:246:379:26
6:57
+0:10
21M
21.00 mi12:25:012:19:426:397:18
7:18
+0:21
35K
21.75 mi12:29:552:24:366:394:54
6:33
-0:45
23M
23.00 mi12:38:382:33:196:408:43
6:58
+0:25
24M
24.00 mi12:46:362:41:176:437:58
7:58
+1:00
40K
24.85 mi12:53:002:47:416:456:24
7:29
-0:29
25.2M
25.20 mi12:55:412:50:226:462:41
7:47
+0:18
Finish
26.22 mi13:02:092:56:506:456:28
6:21
-1:26

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

6:21 /mi

Average Pace

6:45 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

6:28

4% of race

Time at Steady Pace

2:07:52

72% of race

Time at Slower Pace

42:30

24% of race

Average Pace: 6:45 /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 mi10:25:3220:136:3020:13
6:30
#3883
10K
6.21 mi10:45:5240:336:3220:20
6:33
#3954
15K
9.32 mi11:06:111:00:526:3220:19
6:32
#3887
20K
12.43 mi11:26:471:21:286:3320:36
6:38
#3857
Half
13.11 mi11:31:151:25:566:334:28
6:33
#3856
25K
15.53 mi11:47:141:41:556:3415:59
6:36
#3759
30K
18.64 mi12:08:172:02:586:3621:03
6:47
#3641
20M
20.00 mi12:17:432:12:246:379:26
6:57
#3598
21M
21.00 mi12:25:012:19:426:397:18
7:18
#3565
35K
21.75 mi12:29:552:24:366:394:54
6:33
#3499
23M
23.00 mi12:38:382:33:196:408:43
6:58
#3444
24M
24.00 mi12:46:362:41:176:437:58
7:58
#3752
40K
24.85 mi12:53:002:47:416:456:24
7:29
#3841
25.2M
25.20 mi12:55:412:50:226:462:41
7:47
#3843
Finish
26.22 mi13:02:092:56:506:456:28
6:21
#3702
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3883367536753806(Top 13%)3591(Top 22%)3591(Top 64%)
10K6.21 mi3.10 mi3954-713738-633738-634032(Top 14%)3793(Top 24%)3793(Top 67%)
15K9.32 mi3.11 mi3887+673667+713667+713806(Top 13%)3591(Top 22%)3591(Top 64%)
20K12.43 mi3.11 mi3857+303635+323635+323889(Top 14%)3663(Top 23%)3663(Top 65%)
Half13.11 mi0.68 mi3856+13633+23633+23955(Top 14%)3719(Top 23%)3719(Top 66%)
25K15.53 mi2.42 mi3759+973547+863547+863409(Top 12%)3218(Top 20%)3218(Top 57%)
30K18.64 mi3.11 mi3641+1183438+1093438+1093288(Top 12%)3076(Top 19%)3076(Top 55%)
20M20.00 mi1.36 mi3598+433395+433395+433739(Top 13%)3438(Top 21%)3438(Top 61%)
21M21.00 mi1.00 mi3565+333364+313364+313607(Top 13%)3296(Top 20%)3296(Top 58%)
35K21.75 mi0.75 mi3499+663301+633301+632712(Top 10%)2510(Top 16%)2510(Top 44%)
23M23.00 mi1.25 mi3444+553243+583243+583522(Top 12%)3192(Top 20%)3192(Top 57%)
24M24.00 mi1.00 mi3752-3083504-2613504-26110956(Top 39%)7631(Top 47%)7631(Top 135%)
40K24.85 mi0.85 mi3841-893568-643568-646667(Top 23%)5224(Top 32%)5224(Top 93%)
25.2M25.20 mi0.35 mi3843-2356835684673(Top 16%)3871(Top 24%)3871(Top 69%)
Finish26.22 mi1.02 mi3702+1413442+1263442+1262079(Top 7%)1906(Top 12%)1906(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3806

Males

3591

M18-39

3591

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

4032

Males

3793

M18-39

3793

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3806

Males

3591

M18-39

3591

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3889

Males

3663

M18-39

3663

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3955

Males

3719

M18-39

3719

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3409

Males

3218

M18-39

3218

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3288

Males

3076

M18-39

3076

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3739

Males

3438

M18-39

3438

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3607

Males

3296

M18-39

3296

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2712

Males

2510

M18-39

2510

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3522

Males

3192

M18-39

3192

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10956

Males

7631

M18-39

7631

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6667

Males

5224

M18-39

5224

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4673

Males

3871

M18-39

3871

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2079

Males

1906

M18-39

1906

Passing Analysis

Category:
Athletes Passed
1143
Passed By
962
Net Change
+181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3883
5K → 10K112183-71#3883#3954
10K → 15K12962+67#3954#3887
15K → 20K10575+30#3887#3857
20K → Half1211+1#3857#3856
Half → 25K12528+97#3856#3759
25K → 30K15941+118#3759#3641
30K → 20M7734+43#3641#3598
20M → 21M5825+33#3598#3565
21M → 35K759+66#3565#3499
35K → 23M9237+55#3499#3444
23M → 24M12320-308#3444#3752
24M → 40K24113-89#3752#3841
40K → 25.2M1719-2#3841#3843
25.2M → Finish1465+141#3843#3702
TOTALS1143962+181
📊

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