Boston Marathon logo
BOSTON MARATHON 2025

Shane Strunk

Bib: 4993•M

CA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 28%
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
18:49
Rank: #1257
Start → 5K
6:03/mi
18:49 split
10K· 6.21 mi
37:45
Rank: #1334 (-77)
5K → 10K
6:06/mi
18:56 split
15K· 9.32 mi
57:00
Rank: #1464 (-130)
10K → 15K
6:12/mi
19:15 split
20K· 12.43 mi
1:16:37
Rank: #1598 (-134)
15K → 20K
6:19/mi
19:37 split
Half· 13.11 mi
1:20:58
Rank: #1660 (-62)
20K → Half
6:23/mi
4:21 split
25K· 15.53 mi
1:37:44
Rank: #2138 (-478)
Half → 25K
6:55/mi
16:46 split
30K· 18.64 mi
2:00:31
Rank: #2822 (-684)
25K → 30K
7:20/mi
22:47 split
20M
2:11:03
Rank: #3174 (-352)
30K → 20M
7:45/mi
10:32 split
21M
2:19:09
Rank: #3406 (-232)
20M → 21M
8:06/mi
8:06 split
35K· 21.75 mi
2:24:48
Rank: #3568 (-162)
21M → 35K
7:33/mi
5:39 split
23M
2:35:19
Rank: #4040 (-472)
35K → 23M
8:24/mi
10:31 split
24M
2:43:30
Rank: #4412 (-372)
23M → 24M
8:11/mi
8:11 split
40K· 24.85 mi
2:50:24
Rank: #4665 (-253)
24M → 40K
8:04/mi
6:54 split
25.2M
2:53:29
Rank: #4794 (-129)
40K → 25.2M
8:56/mi
3:05 split
Finish· 26.22 mi
3:01:10
Rank: #4949 (-155)
25.2M → Finish
7:32/mi
7:41 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:58
Pace6:11 /mi
2nd Half
Distance13.11 mi
Time1:40:12
Pace7:39 /mi
📊Positive Split: 23.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4518:496:0318:49
6:03
-
10K
6.21 mi10:40:4137:456:0518:56
6:06
+0:03
15K
9.32 mi10:59:5657:006:0719:15
6:12
+0:06
20K
12.43 mi11:19:331:16:376:1019:37
6:19
+0:07
Half
13.11 mi11:23:541:20:586:114:21
6:23
+0:04
25K
15.53 mi11:40:401:37:446:1716:46
6:55
+0:32
30K
18.64 mi12:03:272:00:316:2822:47
7:20
+0:25
20M
20.00 mi12:13:592:11:036:3310:32
7:45
+0:25
21M
21.00 mi12:22:052:19:096:388:06
8:06
+0:21
35K
21.75 mi12:27:442:24:486:395:39
7:33
-0:33
23M
23.00 mi12:38:152:35:196:4510:31
8:24
+0:51
24M
24.00 mi12:46:262:43:306:498:11
8:11
-0:13
40K
24.85 mi12:53:202:50:246:516:54
8:04
-0:07
25.2M
25.20 mi12:56:252:53:296:533:05
8:56
+0:52
Finish
26.22 mi13:04:063:01:106:557:41
7:32
-1:24

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

6:03 /mi

Average Pace

6:55 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:44

54% of race

Time at Steady Pace

46:39

26% of race

Time at Slower Pace

36:47

20% of race

Average Pace: 6:55 /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 mi10:21:4518:496:0318:49
6:03
#1257
10K
6.21 mi10:40:4137:456:0518:56
6:06
#1334
15K
9.32 mi10:59:5657:006:0719:15
6:12
#1464
20K
12.43 mi11:19:331:16:376:1019:37
6:19
#1598
Half
13.11 mi11:23:541:20:586:114:21
6:23
#1660
25K
15.53 mi11:40:401:37:446:1716:46
6:55
#2138
30K
18.64 mi12:03:272:00:316:2822:47
7:20
#2822
20M
20.00 mi12:13:592:11:036:3310:32
7:45
#3174
21M
21.00 mi12:22:052:19:096:388:06
8:06
#3406
35K
21.75 mi12:27:442:24:486:395:39
7:33
#3568
23M
23.00 mi12:38:152:35:196:4510:31
8:24
#4040
24M
24.00 mi12:46:262:43:306:498:11
8:11
#4412
40K
24.85 mi12:53:202:50:246:516:54
8:04
#4665
25.2M
25.20 mi12:56:252:53:296:533:05
8:56
#4794
Finish
26.22 mi13:04:063:01:106:557:41
7:32
#4949
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1257119211921850(Top 7%)1761(Top 11%)1761(Top 31%)
10K6.21 mi3.10 mi1334-771268-761268-761447(Top 5%)1374(Top 9%)1374(Top 24%)
15K9.32 mi3.11 mi1464-1301389-1211389-1211850(Top 7%)1761(Top 11%)1761(Top 31%)
20K12.43 mi3.11 mi1598-1341516-1271516-1272072(Top 7%)1976(Top 12%)1976(Top 35%)
Half13.11 mi0.68 mi1660-621575-591575-592933(Top 10%)2800(Top 17%)2800(Top 50%)
25K15.53 mi2.42 mi2138-4782039-4642039-4645755(Top 20%)5199(Top 32%)5199(Top 92%)
30K18.64 mi3.11 mi2822-6842687-6482687-6486630(Top 23%)5727(Top 36%)5727(Top 102%)
20M20.00 mi1.36 mi3174-3523007-3203007-3208676(Top 31%)6817(Top 42%)6817(Top 121%)
21M21.00 mi1.00 mi3406-2323219-2123219-2127907(Top 28%)6189(Top 38%)6189(Top 110%)
35K21.75 mi0.75 mi3568-1623359-1403359-1408929(Top 31%)6791(Top 42%)6791(Top 120%)
23M23.00 mi1.25 mi4040-4723761-4023761-40212636(Top 44%)8522(Top 53%)8522(Top 151%)
24M24.00 mi1.00 mi4412-3724073-3124073-31212414(Top 44%)8365(Top 52%)8365(Top 148%)
40K24.85 mi0.85 mi4665-2534283-2104283-21010622(Top 37%)7350(Top 46%)7350(Top 130%)
25.2M25.20 mi0.35 mi4794-1294390-1074390-10711344(Top 40%)7604(Top 47%)7604(Top 135%)
Finish26.22 mi1.02 mi4949-1554507-1174507-1179426(Top 33%)6654(Top 41%)6654(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21story building
+97ft-345ft

Overall

1850

Males

1761

M18-39

1761

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1447

Males

1374

M18-39

1374

10K→15K

6.2 - 9.3 mi

Top 7%
×3story building
+67ft-78ft

Overall

1850

Males

1761

M18-39

1761

15K→20K

9.3 - 12.4 mi

Top 7%
×5story building
+106ft-86ft

Overall

2072

Males

1976

M18-39

1976

20K→Half

12.4 - 13.1 mi

Top 10%
×2story building
+19ft-37ft

Overall

2933

Males

2800

M18-39

2800

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5755

Males

5199

M18-39

5199

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

6630

Males

5727

M18-39

5727

30K→20M

18.6 - 20.0 mi

Top 31%
×5story building
+64ft-50ft

Overall

8676

Males

6817

M18-39

6817

20M→21M

20.0 - 21.0 mi

Top 28%
×8story building
+106ft-24ft

Overall

7907

Males

6189

M18-39

6189

21M→35K

21.0 - 21.8 mi

Top 31%
×7story building
+17ft-86ft

Overall

8929

Males

6791

M18-39

6791

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12636

Males

8522

M18-39

8522

23M→24M

23.0 - 24.0 mi

Top 44%
×6story building
+12ft-82ft

Overall

12414

Males

8365

M18-39

8365

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

10622

Males

7350

M18-39

7350

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11344

Males

7604

M18-39

7604

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

9426

Males

6654

M18-39

6654

Passing Analysis

Category:
Athletes Passed
194
Passed By
3886
Net Change
-3692
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1257
5K → 10K39116-77#1257#1334
10K → 15K17147-130#1334#1464
15K → 20K23157-134#1464#1598
20K → Half163-62#1598#1660
Half → 25K6484-478#1660#2138
25K → 30K15699-684#2138#2822
30K → 20M9361-352#2822#3174
20M → 21M11243-232#3174#3406
21M → 35K11173-162#3406#3568
35K → 23M17489-472#3568#4040
23M → 24M13385-372#4040#4412
24M → 40K15268-253#4412#4665
40K → 25.2M8137-129#4665#4794
25.2M → Finish9164-155#4794#4949
TOTALS1943886-3692
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing