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BOSTON MARATHON 2025

Alex Roinesdal

Bib: 4375•M

TX

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Overall
#0 / 28404
Top 22%
Gender (Male)
#0 / 16105
Top 34%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #3416
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:12
Rank: #3552 (-136)
5K → 10K
20:11 | 6:30/mi
15K· 9.32 mi
1:00:32
Rank: #3658 (-106)
10K → 15K
20:20 | 6:33/mi
20K· 12.43 mi
1:21:14
Rank: #3745 (-87)
15K → 20K
20:42 | 6:40/mi
Half· 13.11 mi
1:25:45
Rank: #3778 (-33)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:43:00
Rank: #4223 (-445)
Half → 25K
17:15 | 7:07/mi
30K· 18.64 mi
2:06:06
Rank: #4867 (-644)
25K → 30K
23:06 | 7:26/mi
20M
2:16:17
Rank: #5047 (-180)
30K → 20M
10:11 | 7:30/mi
21M
2:24:38
Rank: #5335 (-288)
20M → 21M
8:21 | 8:21/mi
35K· 21.75 mi
2:30:16
Rank: #5450 (-115)
21M → 35K
5:38 | 7:32/mi
23M
2:41:25
Rank: #5918 (-468)
35K → 23M
11:09 | 8:54/mi
24M
2:49:20
Rank: #6041 (-123)
23M → 24M
7:55 | 7:55/mi
40K· 24.85 mi
2:56:16
Rank: #6142 (-101)
24M → 40K
6:56 | 8:07/mi
25.2M
2:59:22
Rank: #6193 (-51)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:07:24
Rank: #6328 (-135)
25.2M → Finish
8:02 | 7:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:45
Pace6:32 /mi
2nd Half
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
📊Positive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1420:016:2720:01
6:27
-
10K
6.21 mi10:42:2540:126:2820:11
6:30
+0:03
15K
9.32 mi11:02:451:00:326:3020:20
6:33
+0:03
20K
12.43 mi11:23:271:21:146:3220:42
6:40
+0:07
Half
13.11 mi11:27:581:25:456:324:31
6:37
-0:03
25K
15.53 mi11:45:131:43:006:3817:15
7:07
+0:30
30K
18.64 mi12:08:192:06:066:4623:06
7:26
+0:19
20M
20.00 mi12:18:302:16:176:4910:11
7:30
+0:04
21M
21.00 mi12:26:512:24:386:538:21
8:21
+0:51
35K
21.75 mi12:32:292:30:166:555:38
7:32
-0:49
23M
23.00 mi12:43:382:41:257:0111:09
8:54
+1:22
24M
24.00 mi12:51:332:49:207:037:55
7:55
-0:59
40K
24.85 mi12:58:292:56:167:066:56
8:07
+0:12
25.2M
25.20 mi13:01:352:59:227:073:06
8:59
+0:52
Finish
26.22 mi13:09:373:07:247:098:02
7:53
-1:06

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

6:27 /mi

Average Pace

7:09 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:45

46% of race

Time at Steady Pace

1:04:12

34% of race

Time at Slower Pace

37:27

20% of race

Average Pace: 7:09 /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 mi10:22:1420:016:2720:01
6:27
#3416
10K
6.21 mi10:42:2540:126:2820:11
6:30
#3552
15K
9.32 mi11:02:451:00:326:3020:20
6:33
#3658
20K
12.43 mi11:23:271:21:146:3220:42
6:40
#3745
Half
13.11 mi11:27:581:25:456:324:31
6:37
#3778
25K
15.53 mi11:45:131:43:006:3817:15
7:07
#4223
30K
18.64 mi12:08:192:06:066:4623:06
7:26
#4867
20M
20.00 mi12:18:302:16:176:4910:11
7:30
#5047
21M
21.00 mi12:26:512:24:386:538:21
8:21
#5335
35K
21.75 mi12:32:292:30:166:555:38
7:32
#5450
23M
23.00 mi12:43:382:41:257:0111:09
8:54
#5918
24M
24.00 mi12:51:332:49:207:037:55
7:55
#6041
40K
24.85 mi12:58:292:56:167:066:56
8:07
#6142
25.2M
25.20 mi13:01:352:59:227:073:06
8:59
#6193
Finish
26.22 mi13:09:373:07:247:098:02
7:53
#6328
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3416324532453839(Top 14%)3623(Top 22%)3623(Top 64%)
10K6.21 mi3.10 mi3552-1363370-1253370-1253698(Top 13%)3490(Top 22%)3490(Top 62%)
15K9.32 mi3.11 mi3658-1063460-903460-903839(Top 14%)3623(Top 22%)3623(Top 64%)
20K12.43 mi3.11 mi3745-873535-753535-754111(Top 14%)3856(Top 24%)3856(Top 68%)
Half13.11 mi0.68 mi3778-333567-323567-324590(Top 16%)4283(Top 27%)4283(Top 76%)
25K15.53 mi2.42 mi4223-4453964-3973964-3977048(Top 25%)6150(Top 38%)6150(Top 109%)
30K18.64 mi3.11 mi4867-6444501-5374501-5377254(Top 26%)6119(Top 38%)6119(Top 108%)
20M20.00 mi1.36 mi5047-1804648-1474648-1476938(Top 24%)5791(Top 36%)5791(Top 103%)
21M21.00 mi1.00 mi5335-2884878-2304878-2309492(Top 33%)7090(Top 44%)7090(Top 126%)
35K21.75 mi0.75 mi5450-1154970-924970-928775(Top 31%)6706(Top 42%)6706(Top 119%)
23M23.00 mi1.25 mi5918-4685318-3485318-34815675(Top 55%)9919(Top 62%)9919(Top 176%)
24M24.00 mi1.00 mi6041-1235399-815399-8110614(Top 37%)7470(Top 46%)7470(Top 132%)
40K24.85 mi0.85 mi6142-1015455-565455-5610861(Top 38%)7471(Top 46%)7471(Top 132%)
25.2M25.20 mi0.35 mi6193-515476-215476-2111613(Top 41%)7747(Top 48%)7747(Top 137%)
Finish26.22 mi1.02 mi6328-1355548-725548-7212002(Top 42%)8024(Top 50%)8024(Top 142%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3839

Males

3623

M18-39

3623

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3698

Males

3490

M18-39

3490

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3839

Males

3623

M18-39

3623

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

4111

Males

3856

M18-39

3856

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4590

Males

4283

M18-39

4283

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

7048

Males

6150

M18-39

6150

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7254

Males

6119

M18-39

6119

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6938

Males

5791

M18-39

5791

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9492

Males

7090

M18-39

7090

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8775

Males

6706

M18-39

6706

35K→23M

21.8 - 23.0 mi

Top 55%
×5stories
+23ft-63ft

Overall

15675

Males

9919

M18-39

9919

23M→24M

23.0 - 24.0 mi

Top 37%
×6stories
+12ft-82ft

Overall

10614

Males

7470

M18-39

7470

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10861

Males

7471

M18-39

7471

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11613

Males

7747

M18-39

7747

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

12002

Males

8024

M18-39

8024

Passing Analysis

Category:
Athletes Passed
460
Passed By
3372
Net Change
-2912
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3416
5K → 10K70206-136#3416#3552
10K → 15K69175-106#3552#3658
15K → 20K67154-87#3658#3745
20K → Half740-33#3745#3778
Half → 25K21466-445#3778#4223
25K → 30K34678-644#4223#4867
30K → 20M31211-180#4867#5047
20M → 21M24312-288#5047#5335
21M → 35K20135-115#5335#5450
35K → 23M21489-468#5450#5918
23M → 24M25148-123#5918#6041
24M → 40K31132-101#6041#6142
40K → 25.2M1465-51#6142#6193
25.2M → Finish26161-135#6193#6328
TOTALS4603372-2912
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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