Boston Marathon logo
BOSTON MARATHON 2025

Matthew Gewing

Bib: 5834•M

NY

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 7%
Gender (Male)
#0 / 16105
Top 12%
Division (M18-39)
#0 / 5642
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:09
Rank: #1670
Start → 5K
19:09 | 6:10/mi
10K· 6.21 mi
38:46
Rank: #2069 (-399)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:31
Rank: #2242 (-173)
10K → 15K
19:45 | 6:21/mi
20K· 12.43 mi
1:18:12
Rank: #2216 (+26)
15K → 20K
19:41 | 6:20/mi
Half· 13.11 mi
1:22:26
Rank: #2198 (+18)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:37:46
Rank: #2145 (+53)
Half → 25K
15:20 | 6:19/mi
30K· 18.64 mi
1:58:00
Rank: #2094 (+51)
25K → 30K
20:14 | 6:31/mi
20M
2:06:56
Rank: #2050 (+44)
30K → 20M
8:56 | 6:34/mi
21M
2:13:58
Rank: #2055 (-5)
20M → 21M
7:02 | 7:02/mi
35K· 21.75 mi
2:18:49
Rank: #2048 (+7)
21M → 35K
4:51 | 6:29/mi
23M
2:27:18
Rank: #2037 (+11)
35K → 23M
8:29 | 6:47/mi
24M
2:33:54
Rank: #2019 (+18)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:39:37
Rank: #2010 (+9)
24M → 40K
5:43 | 6:41/mi
25.2M
2:42:11
Rank: #2015 (-5)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:48:45
Rank: #2026 (-11)
25.2M → Finish
6:34 | 6:27/mi

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
Time1:22:26
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:26:19
Pace6:35 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1619:096:1019:09
6:10
-
10K
6.21 mi10:43:5338:466:1419:37
6:19
+0:09
15K
9.32 mi11:03:3858:316:1719:45
6:21
+0:02
20K
12.43 mi11:23:191:18:126:1819:41
6:20
-0:01
Half
13.11 mi11:27:331:22:266:174:14
6:12
-0:08
25K
15.53 mi11:42:531:37:466:1815:20
6:19
+0:07
30K
18.64 mi12:03:071:58:006:2020:14
6:31
+0:12
20M
20.00 mi12:12:032:06:566:218:56
6:34
+0:03
21M
21.00 mi12:19:052:13:586:237:02
7:02
+0:28
35K
21.75 mi12:23:562:18:496:234:51
6:29
-0:33
23M
23.00 mi12:32:252:27:186:248:29
6:47
+0:18
24M
24.00 mi12:39:012:33:546:256:36
6:36
-0:11
40K
24.85 mi12:44:442:39:376:255:43
6:41
+0:05
25.2M
25.20 mi12:47:182:42:116:262:34
7:27
+0:46
Finish
26.22 mi12:53:522:48:456:266:34
6:27
-1:00

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

6:10 /mi

Average Pace

6:26 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:20

35% of race

Time at Steady Pace

1:26:37

51% of race

Time at Slower Pace

23:48

14% of race

Average Pace: 6:26 /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 mi10:24:1619:096:1019:09
6:10
#1670
10K
6.21 mi10:43:5338:466:1419:37
6:19
#2069
15K
9.32 mi11:03:3858:316:1719:45
6:21
#2242
20K
12.43 mi11:23:191:18:126:1819:41
6:20
#2216
Half
13.11 mi11:27:331:22:266:174:14
6:12
#2198
25K
15.53 mi11:42:531:37:466:1815:20
6:19
#2145
30K
18.64 mi12:03:071:58:006:2020:14
6:31
#2094
20M
20.00 mi12:12:032:06:566:218:56
6:34
#2050
21M
21.00 mi12:19:052:13:586:237:02
7:02
#2055
35K
21.75 mi12:23:562:18:496:234:51
6:29
#2048
23M
23.00 mi12:32:252:27:186:248:29
6:47
#2037
24M
24.00 mi12:39:012:33:546:256:36
6:36
#2019
40K
24.85 mi12:44:442:39:376:255:43
6:41
#2010
25.2M
25.20 mi12:47:182:42:116:262:34
7:27
#2015
Finish
26.22 mi12:53:522:48:456:266:34
6:27
#2026
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1670158815882661(Top 9%)2535(Top 16%)2535(Top 45%)
10K6.21 mi3.10 mi2069-3991974-3861974-3862491(Top 9%)2381(Top 15%)2381(Top 42%)
15K9.32 mi3.11 mi2242-1732140-1662140-1662661(Top 9%)2535(Top 16%)2535(Top 45%)
20K12.43 mi3.11 mi2216+262117+232117+232181(Top 8%)2080(Top 13%)2080(Top 37%)
Half13.11 mi0.68 mi2198+182098+192098+191978(Top 7%)1887(Top 12%)1887(Top 33%)
25K15.53 mi2.42 mi2145+532046+522046+521974(Top 7%)1878(Top 12%)1878(Top 33%)
30K18.64 mi3.11 mi2094+511997+491997+492024(Top 7%)1924(Top 12%)1924(Top 34%)
20M20.00 mi1.36 mi2050+441953+441953+441906(Top 7%)1803(Top 11%)1803(Top 32%)
21M21.00 mi1.00 mi2055-51956-31956-32368(Top 8%)2209(Top 14%)2209(Top 39%)
35K21.75 mi0.75 mi2048+71947+91947+92358(Top 8%)2201(Top 14%)2201(Top 39%)
23M23.00 mi1.25 mi2037+111936+111936+112563(Top 9%)2366(Top 15%)2366(Top 42%)
24M24.00 mi1.00 mi2019+181916+201916+202469(Top 9%)2273(Top 14%)2273(Top 40%)
40K24.85 mi0.85 mi2010+91907+91907+92284(Top 8%)2089(Top 13%)2089(Top 37%)
25.2M25.20 mi0.35 mi2015-51911-41911-43075(Top 11%)2716(Top 17%)2716(Top 48%)
Finish26.22 mi1.02 mi2026-111921-101921-102500(Top 9%)2269(Top 14%)2269(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2661

Males

2535

M18-39

2535

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2491

Males

2381

M18-39

2381

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2661

Males

2535

M18-39

2535

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2181

Males

2080

M18-39

2080

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1978

Males

1887

M18-39

1887

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1974

Males

1878

M18-39

1878

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2024

Males

1924

M18-39

1924

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1906

Males

1803

M18-39

1803

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2368

Males

2209

M18-39

2209

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2358

Males

2201

M18-39

2201

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2563

Males

2366

M18-39

2366

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2469

Males

2273

M18-39

2273

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2284

Males

2089

M18-39

2089

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3075

Males

2716

M18-39

2716

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2500

Males

2269

M18-39

2269

Passing Analysis

Category:
Athletes Passed
595
Passed By
951
Net Change
-356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1670
5K → 10K13412-399#1670#2069
10K → 15K22195-173#2069#2242
15K → 20K8054+26#2242#2216
20K → Half235+18#2216#2198
Half → 25K7421+53#2198#2145
25K → 30K9443+51#2145#2094
30K → 20M5713+44#2094#2050
20M → 21M3338-5#2050#2055
21M → 35K3023+7#2055#2048
35K → 23M5342+11#2048#2037
23M → 24M4224+18#2037#2019
24M → 40K3425+9#2019#2010
40K → 25.2M1015-5#2010#2015
25.2M → Finish3041-11#2015#2026
TOTALS595951-356
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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