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BOSTON MARATHON 2025

Lars Elden

Bib: 8137•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 27%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M40-44)
#0 / 2247
Top 33%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:49
Rank: #5437
Start → 5K
20:49 | 6:42/mi
10K· 6.21 mi
41:47
Rank: #5601 (-164)
5K → 10K
20:58 | 6:45/mi
15K· 9.32 mi
1:02:50
Rank: #5626 (-25)
10K → 15K
21:03 | 6:47/mi
20K· 12.43 mi
1:23:52
Rank: #5459 (+167)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:28:28
Rank: #5468 (-9)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:44:55
Rank: #5301 (+167)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:06:38
Rank: #5097 (+204)
25K → 30K
21:43 | 6:59/mi
20M
2:16:17
Rank: #5043 (+54)
30K → 20M
9:39 | 7:06/mi
21M
2:23:44
Rank: #4974 (+69)
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:28:51
Rank: #4922 (+52)
21M → 35K
5:07 | 6:50/mi
23M
2:37:42
Rank: #4845 (+77)
35K → 23M
8:51 | 7:04/mi
24M
2:44:44
Rank: #4831 (+14)
23M → 24M
7:02 | 7:02/mi
40K· 24.85 mi
2:50:41
Rank: #4761 (+70)
24M → 40K
5:57 | 6:58/mi
25.2M
2:53:16
Rank: #4728 (+33)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
3:00:09
Rank: #4717 (+11)
25.2M → Finish
6:53 | 6:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:31:41
Pace7:00 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:2520:496:4220:49
6:42
-
10K
6.21 mi10:50:2341:476:4320:58
6:45
+0:03
15K
9.32 mi11:11:261:02:506:4421:03
6:47
+0:02
20K
12.43 mi11:32:281:23:526:4521:02
6:46
-0:01
Half
13.11 mi11:37:041:28:286:454:36
6:45
-0:01
25K
15.53 mi11:53:311:44:556:4516:27
6:47
+0:02
30K
18.64 mi12:15:142:06:386:4821:43
6:59
+0:12
20M
20.00 mi12:24:532:16:176:499:39
7:06
+0:07
21M
21.00 mi12:32:202:23:446:517:27
7:27
+0:21
35K
21.75 mi12:37:272:28:516:515:07
6:50
-0:37
23M
23.00 mi12:46:182:37:426:518:51
7:04
+0:14
24M
24.00 mi12:53:202:44:446:527:02
7:02
-0:02
40K
24.85 mi12:59:172:50:416:525:57
6:58
-0:04
25.2M
25.20 mi13:01:522:53:166:532:35
7:29
+0:31
Finish
26.22 mi13:08:453:00:096:536:53
6:45
-0:44

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

6:42 /mi

Average Pace

6:53 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:07

94% of race

Time at Steady Pace

10:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:52 /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 mi10:29:2520:496:4220:49
6:42
#5437
10K
6.21 mi10:50:2341:476:4320:58
6:45
#5601
15K
9.32 mi11:11:261:02:506:4421:03
6:47
#5626
20K
12.43 mi11:32:281:23:526:4521:02
6:46
#5459
Half
13.11 mi11:37:041:28:286:454:36
6:45
#5468
25K
15.53 mi11:53:311:44:556:4516:27
6:47
#5301
30K
18.64 mi12:15:142:06:386:4821:43
6:59
#5097
20M
20.00 mi12:24:532:16:176:499:39
7:06
#5043
21M
21.00 mi12:32:202:23:446:517:27
7:27
#4974
35K
21.75 mi12:37:272:28:516:515:07
6:50
#4922
23M
23.00 mi12:46:182:37:426:518:51
7:04
#4845
24M
24.00 mi12:53:202:44:446:527:02
7:02
#4831
40K
24.85 mi12:59:172:50:416:525:57
6:58
#4761
25.2M
25.20 mi13:01:522:53:166:532:35
7:29
#4728
Finish
26.22 mi13:08:453:00:096:536:53
6:45
#4717
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5437504750475816(Top 20%)5299(Top 33%)5299(Top 236%)
10K6.21 mi3.10 mi5601-1645175-1285175-1285809(Top 20%)5317(Top 33%)5317(Top 237%)
15K9.32 mi3.11 mi5626-255186-115186-115816(Top 20%)5299(Top 33%)5299(Top 236%)
20K12.43 mi3.11 mi5459+1675036+1505036+1504991(Top 18%)4607(Top 29%)4607(Top 205%)
Half13.11 mi0.68 mi5468-95042-65042-65562(Top 20%)5082(Top 32%)5082(Top 226%)
25K15.53 mi2.42 mi5301+1674892+1504892+1504739(Top 17%)4362(Top 27%)4362(Top 194%)
30K18.64 mi3.11 mi5097+2044692+2004692+2004624(Top 16%)4219(Top 26%)4219(Top 188%)
20M20.00 mi1.36 mi5043+544644+484644+484659(Top 16%)4218(Top 26%)4218(Top 188%)
21M21.00 mi1.00 mi4974+694581+634581+634337(Top 15%)3881(Top 24%)3881(Top 173%)
35K21.75 mi0.75 mi4922+524527+544527+544321(Top 15%)3850(Top 24%)3850(Top 171%)
23M23.00 mi1.25 mi4845+774454+734454+734140(Top 15%)3684(Top 23%)3684(Top 164%)
24M24.00 mi1.00 mi4831+144430+244430+244796(Top 17%)4110(Top 26%)4110(Top 183%)
40K24.85 mi0.85 mi4761+704367+634367+633655(Top 13%)3225(Top 20%)3225(Top 144%)
25.2M25.20 mi0.35 mi4728+334334+334334+333332(Top 12%)2922(Top 18%)2922(Top 130%)
Finish26.22 mi1.02 mi4717+114317+174317+174206(Top 15%)3583(Top 22%)3583(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5816

Males

5299

M40-44

5299

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5809

Males

5317

M40-44

5317

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5816

Males

5299

M40-44

5299

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4991

Males

4607

M40-44

4607

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5562

Males

5082

M40-44

5082

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4739

Males

4362

M40-44

4362

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4624

Males

4219

M40-44

4219

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4659

Males

4218

M40-44

4218

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4337

Males

3881

M40-44

3881

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4321

Males

3850

M40-44

3850

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

4140

Males

3684

M40-44

3684

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4796

Males

4110

M40-44

4110

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3655

Males

3225

M40-44

3225

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3332

Males

2922

M40-44

2922

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4206

Males

3583

M40-44

3583

Passing Analysis

Category:
Athletes Passed
1583
Passed By
863
Net Change
+720
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5437
5K → 10K113277-164#5437#5601
10K → 15K123148-25#5601#5626
15K → 20K21447+167#5626#5459
20K → Half2736-9#5459#5468
Half → 25K20033+167#5468#5301
25K → 30K26561+204#5301#5097
30K → 20M9844+54#5097#5043
20M → 21M10233+69#5043#4974
21M → 35K7725+52#4974#4922
35K → 23M11538+77#4922#4845
23M → 24M7157+14#4845#4831
24M → 40K9323+70#4831#4761
40K → 25.2M4310+33#4761#4728
25.2M → Finish4231+11#4728#4717
TOTALS1583863+720
📊

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