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BOSTON MARATHON 2025

Alistair Steele

Bib: 3052•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 14%
Gender (Male)
#0 / 16105
Top 23%
Division (M18-39)
#0 / 5642
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:13
Rank: #3886
Start → 5K
20:13 | 6:30/mi
10K· 6.21 mi
40:38
Rank: #4051 (-165)
5K → 10K
20:25 | 6:34/mi
15K· 9.32 mi
1:01:10
Rank: #4110 (-59)
10K → 15K
20:32 | 6:37/mi
20K· 12.43 mi
1:21:56
Rank: #4109 (+1)
15K → 20K
20:46 | 6:41/mi
Half· 13.11 mi
1:26:26
Rank: #4108 (+1)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:42:45
Rank: #4098 (+10)
Half → 25K
16:19 | 6:44/mi
30K· 18.64 mi
2:04:35
Rank: #4176 (-78)
25K → 30K
21:50 | 7:02/mi
20M
2:14:18
Rank: #4215 (-39)
30K → 20M
9:43 | 7:09/mi
21M
2:21:46
Rank: #4204 (+11)
20M → 21M
7:28 | 7:28/mi
35K· 21.75 mi
2:26:53
Rank: #4195 (+9)
21M → 35K
5:07 | 6:50/mi
23M
2:35:42
Rank: #4155 (+40)
35K → 23M
8:49 | 7:03/mi
24M
2:42:34
Rank: #4108 (+47)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:48:35
Rank: #4094 (+14)
24M → 40K
6:01 | 7:02/mi
25.2M
2:51:11
Rank: #4073 (+21)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:58:00
Rank: #4037 (+36)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:26
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:31:34
Pace6:59 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5020:136:3020:13
6:30
-
10K
6.21 mi10:42:1540:386:3220:25
6:34
+0:04
15K
9.32 mi11:02:471:01:106:3420:32
6:37
+0:03
20K
12.43 mi11:23:331:21:566:3620:46
6:41
+0:04
Half
13.11 mi11:28:031:26:266:364:30
6:36
-0:05
25K
15.53 mi11:44:221:42:456:3716:19
6:44
+0:08
30K
18.64 mi12:06:122:04:356:4121:50
7:02
+0:18
20M
20.00 mi12:15:552:14:186:439:43
7:09
+0:07
21M
21.00 mi12:23:232:21:466:457:28
7:28
+0:19
35K
21.75 mi12:28:302:26:536:455:07
6:50
-0:38
23M
23.00 mi12:37:192:35:426:468:49
7:03
+0:13
24M
24.00 mi12:44:112:42:346:466:52
6:52
-0:11
40K
24.85 mi12:50:122:48:356:476:01
7:02
+0:10
25.2M
25.20 mi12:52:482:51:116:482:36
7:32
+0:30
Finish
26.22 mi12:59:372:58:006:486:49
6:41
-0:51

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

6:30 /mi

Average Pace

6:48 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:13

89% of race

Time at Steady Pace

19:47

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:21:5020:136:3020:13
6:30
#3886
10K
6.21 mi10:42:1540:386:3220:25
6:34
#4051
15K
9.32 mi11:02:471:01:106:3420:32
6:37
#4110
20K
12.43 mi11:23:331:21:566:3620:46
6:41
#4109
Half
13.11 mi11:28:031:26:266:364:30
6:36
#4108
25K
15.53 mi11:44:221:42:456:3716:19
6:44
#4098
30K
18.64 mi12:06:122:04:356:4121:50
7:02
#4176
20M
20.00 mi12:15:552:14:186:439:43
7:09
#4215
21M
21.00 mi12:23:232:21:466:457:28
7:28
#4204
35K
21.75 mi12:28:302:26:536:455:07
6:50
#4195
23M
23.00 mi12:37:192:35:426:468:49
7:03
#4155
24M
24.00 mi12:44:112:42:346:466:52
6:52
#4108
40K
24.85 mi12:50:122:48:356:476:01
7:02
#4094
25.2M
25.20 mi12:52:482:51:116:482:36
7:32
#4073
Finish
26.22 mi12:59:372:58:006:486:49
6:41
#4037
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3886367836784298(Top 15%)4036(Top 25%)4036(Top 72%)
10K6.21 mi3.10 mi4051-1653821-1433821-1434226(Top 15%)3971(Top 25%)3971(Top 70%)
15K9.32 mi3.11 mi4110-593873-523873-524298(Top 15%)4036(Top 25%)4036(Top 72%)
20K12.43 mi3.11 mi4109+13865+83865+84287(Top 15%)4010(Top 25%)4010(Top 71%)
Half13.11 mi0.68 mi4108+13864+13864+14323(Top 15%)4045(Top 25%)4045(Top 72%)
25K15.53 mi2.42 mi4098+103853+113853+114332(Top 15%)4014(Top 25%)4014(Top 71%)
30K18.64 mi3.11 mi4176-783913-603913-604851(Top 17%)4414(Top 27%)4414(Top 78%)
20M20.00 mi1.36 mi4215-393942-293942-294911(Top 17%)4414(Top 27%)4414(Top 78%)
21M21.00 mi1.00 mi4204+113922+203922+204418(Top 16%)3936(Top 24%)3936(Top 70%)
35K21.75 mi0.75 mi4195+93908+143908+144308(Top 15%)3837(Top 24%)3837(Top 68%)
23M23.00 mi1.25 mi4155+403861+473861+473987(Top 14%)3557(Top 22%)3557(Top 63%)
24M24.00 mi1.00 mi4108+473812+493812+493884(Top 14%)3437(Top 21%)3437(Top 61%)
40K24.85 mi0.85 mi4094+143791+213791+214096(Top 14%)3554(Top 22%)3554(Top 63%)
25.2M25.20 mi0.35 mi4073+213766+253766+253543(Top 12%)3087(Top 19%)3087(Top 55%)
Finish26.22 mi1.02 mi4037+363731+353731+353785(Top 13%)3273(Top 20%)3273(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4298

Males

4036

M18-39

4036

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4226

Males

3971

M18-39

3971

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4298

Males

4036

M18-39

4036

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

4287

Males

4010

M18-39

4010

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4323

Males

4045

M18-39

4045

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4332

Males

4014

M18-39

4014

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4851

Males

4414

M18-39

4414

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4911

Males

4414

M18-39

4414

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4418

Males

3936

M18-39

3936

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4308

Males

3837

M18-39

3837

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3987

Males

3557

M18-39

3557

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3884

Males

3437

M18-39

3437

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

4096

Males

3554

M18-39

3554

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3543

Males

3087

M18-39

3087

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3785

Males

3273

M18-39

3273

Passing Analysis

Category:
Athletes Passed
954
Passed By
1105
Net Change
-151
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3886
5K → 10K82247-165#3886#4051
10K → 15K66125-59#4051#4110
15K → 20K108107+1#4110#4109
20K → Half2221+1#4109#4108
Half → 25K9585+10#4108#4098
25K → 30K110188-78#4098#4176
30K → 20M5998-39#4176#4215
20M → 21M6857+11#4215#4204
21M → 35K3627+9#4204#4195
35K → 23M9353+40#4195#4155
23M → 24M7023+47#4155#4108
24M → 40K4127+14#4108#4094
40K → 25.2M3413+21#4094#4073
25.2M → Finish7034+36#4073#4037
TOTALS9541105-151
📊

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