Boston Marathon logo
BOSTON MARATHON 2025

Michael Collins

Bib: 8694•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Masters (Masters Men)
#0 / 10463
Top 6%
Division (M45-49)
#0 / 2386
Top 7%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:22
Rank: #4232
Start → 5K
20:22 | 6:33/mi
10K· 6.21 mi
40:36
Rank: #4004 (+228)
5K → 10K
20:14 | 6:31/mi
15K· 9.32 mi
1:00:59
Rank: #3974 (+30)
10K → 15K
20:23 | 6:34/mi
20K· 12.43 mi
1:21:30
Rank: #3865 (+109)
15K → 20K
20:31 | 6:36/mi
Half· 13.11 mi
1:25:57
Rank: #3859 (+6)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:41:59
Rank: #3783 (+76)
Half → 25K
16:02 | 6:37/mi
30K· 18.64 mi
2:03:18
Rank: #3734 (+49)
25K → 30K
21:19 | 6:52/mi
20M
2:12:40
Rank: #3667 (+67)
30K → 20M
9:22 | 6:54/mi
21M
2:19:53
Rank: #3618 (+49)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:24:45
Rank: #3549 (+69)
21M → 35K
4:52 | 6:30/mi
23M
2:33:08
Rank: #3399 (+150)
35K → 23M
8:23 | 6:42/mi
24M
2:39:35
Rank: #3273 (+126)
23M → 24M
6:27 | 6:27/mi
40K· 24.85 mi
2:45:14
Rank: #3177 (+96)
24M → 40K
5:39 | 6:36/mi
25.2M
2:47:44
Rank: #3126 (+51)
40K → 25.2M
2:30 | 7:15/mi
Finish· 26.22 mi
2:54:11
Rank: #3034 (+92)
25.2M → Finish
6:27 | 6:20/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
Time1:25:57
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:28:14
Pace6:44 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:5120:226:3320:22
6:33
-
10K
6.21 mi11:06:0540:366:3220:14
6:31
-0:02
15K
9.32 mi11:26:281:00:596:3320:23
6:34
+0:03
20K
12.43 mi11:46:591:21:306:3320:31
6:36
+0:02
Half
13.11 mi11:51:261:25:576:334:27
6:31
-0:05
25K
15.53 mi12:07:281:41:596:3416:02
6:37
+0:06
30K
18.64 mi12:28:472:03:186:3721:19
6:52
+0:15
20M
20.00 mi12:38:092:12:406:389:22
6:54
+0:02
21M
21.00 mi12:45:222:19:536:407:13
7:13
+0:19
35K
21.75 mi12:50:142:24:456:394:52
6:30
-0:43
23M
23.00 mi12:58:372:33:086:398:23
6:42
+0:12
24M
24.00 mi13:05:042:39:356:396:27
6:27
-0:15
40K
24.85 mi13:10:432:45:146:395:39
6:36
+0:09
25.2M
25.20 mi13:13:132:47:446:392:30
7:15
+0:39
Finish
26.22 mi13:19:402:54:116:396:27
6:20
-0:55

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

6:20 /mi

Average Pace

6:39 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:28

94% of race

Time at Steady Pace

9:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:45:5120:226:3320:22
6:33
#4232
10K
6.21 mi11:06:0540:366:3220:14
6:31
#4004
15K
9.32 mi11:26:281:00:596:3320:23
6:34
#3974
20K
12.43 mi11:46:591:21:306:3320:31
6:36
#3865
Half
13.11 mi11:51:261:25:576:334:27
6:31
#3859
25K
15.53 mi12:07:281:41:596:3416:02
6:37
#3783
30K
18.64 mi12:28:472:03:186:3721:19
6:52
#3734
20M
20.00 mi12:38:092:12:406:389:22
6:54
#3667
21M
21.00 mi12:45:222:19:536:407:13
7:13
#3618
35K
21.75 mi12:50:142:24:456:394:52
6:30
#3549
23M
23.00 mi12:58:372:33:086:398:23
6:42
#3399
24M
24.00 mi13:05:042:39:356:396:27
6:27
#3273
40K
24.85 mi13:10:432:45:146:395:39
6:36
#3177
25.2M
25.20 mi13:13:132:47:446:392:30
7:15
#3126
Finish
26.22 mi13:19:402:54:116:396:27
6:20
#3034
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4232398139813941(Top 14%)3713(Top 23%)3713(Top 156%)
10K6.21 mi3.10 mi4004+2283783+1983783+1983804(Top 13%)3585(Top 22%)3585(Top 150%)
15K9.32 mi3.11 mi3974+303745+383745+383941(Top 14%)3713(Top 23%)3713(Top 156%)
20K12.43 mi3.11 mi3865+1093642+1033642+1033708(Top 13%)3501(Top 22%)3501(Top 147%)
Half13.11 mi0.68 mi3859+63636+63636+63766(Top 13%)3546(Top 22%)3546(Top 149%)
25K15.53 mi2.42 mi3783+763565+713565+713527(Top 12%)3324(Top 21%)3324(Top 139%)
30K18.64 mi3.11 mi3734+493523+423523+423805(Top 13%)3513(Top 22%)3513(Top 147%)
20M20.00 mi1.36 mi3667+673457+663457+663439(Top 12%)3175(Top 20%)3175(Top 133%)
21M21.00 mi1.00 mi3618+493406+513406+513190(Top 11%)2938(Top 18%)2938(Top 123%)
35K21.75 mi0.75 mi3549+693341+653341+652471(Top 9%)2304(Top 14%)2304(Top 97%)
23M23.00 mi1.25 mi3399+1503202+1393202+1392233(Top 8%)2084(Top 13%)2084(Top 87%)
24M24.00 mi1.00 mi3273+1263082+1203082+1201856(Top 7%)1725(Top 11%)1725(Top 72%)
40K24.85 mi0.85 mi3177+962992+902992+901995(Top 7%)1838(Top 11%)1838(Top 77%)
25.2M25.20 mi0.35 mi3126+512942+502942+502318(Top 8%)2071(Top 13%)2071(Top 87%)
Finish26.22 mi1.02 mi3034+922861+812861+812014(Top 7%)1851(Top 11%)1851(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3941

Males

3713

M45-49

3713

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3804

Males

3585

M45-49

3585

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3941

Males

3713

M45-49

3713

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3708

Males

3501

M45-49

3501

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3766

Males

3546

M45-49

3546

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3527

Males

3324

M45-49

3324

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3805

Males

3513

M45-49

3513

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3439

Males

3175

M45-49

3175

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3190

Males

2938

M45-49

2938

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2471

Males

2304

M45-49

2304

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2233

Males

2084

M45-49

2084

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1856

Males

1725

M45-49

1725

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1995

Males

1838

M45-49

1838

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2318

Males

2071

M45-49

2071

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2014

Males

1851

M45-49

1851

Passing Analysis

Category:
Athletes Passed
1582
Passed By
384
Net Change
+1198
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4232
5K → 10K29567+228#4232#4004
10K → 15K10575+30#4004#3974
15K → 20K15243+109#3974#3865
20K → Half159+6#3865#3859
Half → 25K10832+76#3859#3783
25K → 30K13081+49#3783#3734
30K → 20M8619+67#3734#3667
20M → 21M7728+49#3667#3618
21M → 35K734+69#3618#3549
35K → 23M1588+150#3549#3399
23M → 24M1282+126#3399#3273
24M → 40K1026+96#3273#3177
40K → 25.2M543+51#3177#3126
25.2M → Finish997+92#3126#3034
TOTALS1582384+1198
📊

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