Boston Marathon logo
BOSTON MARATHON 2025

Ian Neill

Bib: 8809•M

MA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 9%
Gender (Male)
#0 / 16105
Top 15%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M40-44)
#0 / 2247
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:30
Rank: #2297
Start → 5K
19:30 | 6:17/mi
10K· 6.21 mi
39:36
Rank: #2869 (-572)
5K → 10K
20:06 | 6:28/mi
15K· 9.32 mi
59:40
Rank: #3019 (-150)
10K → 15K
20:04 | 6:28/mi
20K· 12.43 mi
1:19:45
Rank: #2969 (+50)
15K → 20K
20:05 | 6:28/mi
Half· 13.11 mi
1:24:08
Rank: #2972 (-3)
20K → Half
4:23 | 6:25/mi
25K· 15.53 mi
1:39:47
Rank: #2890 (+82)
Half → 25K
15:39 | 6:27/mi
30K· 18.64 mi
2:00:02
Rank: #2661 (+229)
25K → 30K
20:15 | 6:31/mi
20M
2:09:16
Rank: #2653 (+8)
30K → 20M
9:14 | 6:48/mi
21M
2:16:29
Rank: #2663 (-10)
20M → 21M
7:13 | 7:13/mi
35K· 21.75 mi
2:21:24
Rank: #2655 (+8)
21M → 35K
4:55 | 6:34/mi
23M
2:29:55
Rank: #2617 (+38)
35K → 23M
8:31 | 6:48/mi
24M
2:36:30
Rank: #2579 (+38)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:42:23
Rank: #2568 (+11)
24M → 40K
5:53 | 6:53/mi
25.2M
2:44:55
Rank: #2562 (+6)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:51:30
Rank: #2533 (+29)
25.2M → Finish
6:35 | 6:28/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
Time1:24:08
Pace6:25 /mi
2nd Half
Distance13.11 mi
Time1:27:22
Pace6:40 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:44:4019:306:1719:30
6:17
-
10K
6.21 mi11:04:4639:366:2220:06
6:28
+0:11
15K
9.32 mi11:24:5059:406:2420:04
6:28
0:00
20K
12.43 mi11:44:551:19:456:2520:05
6:28
0:00
Half
13.11 mi11:49:181:24:086:254:23
6:25
-0:03
25K
15.53 mi12:04:571:39:476:2515:39
6:27
+0:02
30K
18.64 mi12:25:122:00:026:2620:15
6:31
+0:04
20M
20.00 mi12:34:262:09:166:289:14
6:48
+0:17
21M
21.00 mi12:41:392:16:296:307:13
7:13
+0:25
35K
21.75 mi12:46:342:21:246:304:55
6:34
-0:39
23M
23.00 mi12:55:052:29:556:318:31
6:48
+0:14
24M
24.00 mi13:01:402:36:306:316:35
6:35
-0:13
40K
24.85 mi13:07:332:42:236:325:53
6:53
+0:18
25.2M
25.20 mi13:10:052:44:556:332:32
7:21
+0:28
Finish
26.22 mi13:16:402:51:306:336:35
6:28
-0:53

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

6:17 /mi

Average Pace

6:33 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:45

94% of race

Time at Steady Pace

9:45

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:32 /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 mi10:44:4019:306:1719:30
6:17
#2297
10K
6.21 mi11:04:4639:366:2220:06
6:28
#2869
15K
9.32 mi11:24:5059:406:2420:04
6:28
#3019
20K
12.43 mi11:44:551:19:456:2520:05
6:28
#2969
Half
13.11 mi11:49:181:24:086:254:23
6:25
#2972
25K
15.53 mi12:04:571:39:476:2515:39
6:27
#2890
30K
18.64 mi12:25:122:00:026:2620:15
6:31
#2661
20M
20.00 mi12:34:262:09:166:289:14
6:48
#2653
21M
21.00 mi12:41:392:16:296:307:13
7:13
#2663
35K
21.75 mi12:46:342:21:246:304:55
6:34
#2655
23M
23.00 mi12:55:052:29:556:318:31
6:48
#2617
24M
24.00 mi13:01:402:36:306:316:35
6:35
#2579
40K
24.85 mi13:07:332:42:236:325:53
6:53
#2568
25.2M
25.20 mi13:10:052:44:556:332:32
7:21
#2562
Finish
26.22 mi13:16:402:51:306:336:35
6:28
#2533
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2297219421943304(Top 12%)3138(Top 19%)3138(Top 140%)
10K6.21 mi3.10 mi2869-5722733-5392733-5393517(Top 12%)3332(Top 21%)3332(Top 148%)
15K9.32 mi3.11 mi3019-1502877-1442877-1443304(Top 12%)3138(Top 19%)3138(Top 140%)
20K12.43 mi3.11 mi2969+502829+482829+482907(Top 10%)2769(Top 17%)2769(Top 123%)
Half13.11 mi0.68 mi2972-32833-42833-43239(Top 11%)3080(Top 19%)3080(Top 137%)
25K15.53 mi2.42 mi2890+822756+772756+772648(Top 9%)2521(Top 16%)2521(Top 112%)
30K18.64 mi3.11 mi2661+2292540+2162540+2162069(Top 7%)1968(Top 12%)1968(Top 88%)
20M20.00 mi1.36 mi2653+82531+92531+92900(Top 10%)2709(Top 17%)2709(Top 121%)
21M21.00 mi1.00 mi2663-102536-52536-53220(Top 11%)2968(Top 18%)2968(Top 132%)
35K21.75 mi0.75 mi2655+82529+72529+72843(Top 10%)2625(Top 16%)2625(Top 117%)
23M23.00 mi1.25 mi2617+382487+422487+422728(Top 10%)2511(Top 16%)2511(Top 112%)
24M24.00 mi1.00 mi2579+382446+412446+412431(Top 9%)2247(Top 14%)2247(Top 100%)
40K24.85 mi0.85 mi2568+112436+102436+103270(Top 12%)2922(Top 18%)2922(Top 130%)
25.2M25.20 mi0.35 mi2562+62428+82428+82768(Top 10%)2470(Top 15%)2470(Top 110%)
Finish26.22 mi1.02 mi2533+292400+282400+282635(Top 9%)2385(Top 15%)2385(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3304

Males

3138

M40-44

3138

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3517

Males

3332

M40-44

3332

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3304

Males

3138

M40-44

3138

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2907

Males

2769

M40-44

2769

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3239

Males

3080

M40-44

3080

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2648

Males

2521

M40-44

2521

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

2069

Males

1968

M40-44

1968

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2900

Males

2709

M40-44

2709

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3220

Males

2968

M40-44

2968

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2843

Males

2625

M40-44

2625

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2728

Males

2511

M40-44

2511

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2431

Males

2247

M40-44

2247

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3270

Males

2922

M40-44

2922

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2768

Males

2470

M40-44

2470

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2635

Males

2385

M40-44

2385

Passing Analysis

Category:
Athletes Passed
889
Passed By
1125
Net Change
-236
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2297
5K → 10K11583-572#2297#2869
10K → 15K36186-150#2869#3019
15K → 20K10454+50#3019#2969
20K → Half1417-3#2969#2972
Half → 25K10725+82#2972#2890
25K → 30K23910+229#2890#2661
30K → 20M6254+8#2661#2653
20M → 21M4959-10#2653#2663
21M → 35K3628+8#2663#2655
35K → 23M6830+38#2655#2617
23M → 24M6022+38#2617#2579
24M → 40K3625+11#2579#2568
40K → 25.2M2216+6#2568#2562
25.2M → Finish4516+29#2562#2533
TOTALS8891125-236
📊

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