Boston Marathon logo
BOSTON MARATHON 2025

Andrew Lowe

Bib: 9657•M

KY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 35%
Gender (Male)
#0 / 16105
Top 48%
Masters (Masters Men)
#0 / 10463
Top 37%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:45
Rank: #13447
Start → 5K
23:45 | 7:39/mi
10K· 6.21 mi
47:31
Rank: #13455 (-8)
5K → 10K
23:46 | 7:39/mi
15K· 9.32 mi
1:11:20
Rank: #13339 (+116)
10K → 15K
23:49 | 7:40/mi
20K· 12.43 mi
1:35:06
Rank: #12939 (+400)
15K → 20K
23:46 | 7:39/mi
Half· 13.11 mi
1:40:19
Rank: #12920 (+19)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
1:59:27
Rank: #12944 (-24)
Half → 25K
19:08 | 7:53/mi
30K· 18.64 mi
2:23:27
Rank: #12221 (+723)
25K → 30K
24:00 | 7:43/mi
20M
2:33:56
Rank: #11874 (+347)
30K → 20M
10:29 | 7:43/mi
21M
2:41:54
Rank: #11560 (+314)
20M → 21M
7:58 | 7:58/mi
35K· 21.75 mi
2:47:11
Rank: #11291 (+269)
21M → 35K
5:17 | 7:04/mi
23M
2:56:18
Rank: #10861 (+430)
35K → 23M
9:07 | 7:17/mi
24M
3:03:22
Rank: #10546 (+315)
23M → 24M
7:04 | 7:04/mi
40K· 24.85 mi
3:09:31
Rank: #10275 (+271)
24M → 40K
6:09 | 7:12/mi
25.2M
3:12:20
Rank: #10190 (+85)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:19:33
Rank: #10014 (+176)
25.2M → Finish
7:13 | 7:05/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 Half
Distance13.11 mi
Time1:40:19
Pace7:39 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:39:14
Pace7:34 /mi
📊Negative Split: 1.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:0123:457:3923:45
7:39
-
10K
6.21 mi11:15:4747:317:3923:46
7:39
0:00
15K
9.32 mi11:39:361:11:207:3923:49
7:40
+0:01
20K
12.43 mi12:03:221:35:067:3923:46
7:39
-0:01
Half
13.11 mi12:08:351:40:197:395:13
7:39
0:00
25K
15.53 mi12:27:431:59:277:4119:08
7:53
+0:14
30K
18.64 mi12:51:432:23:277:4224:00
7:43
-0:10
20M
20.00 mi13:02:122:33:567:4210:29
7:43
0:00
21M
21.00 mi13:10:102:41:547:437:58
7:58
+0:15
35K
21.75 mi13:15:272:47:117:415:17
7:04
-0:54
23M
23.00 mi13:24:342:56:187:409:07
7:17
+0:13
24M
24.00 mi13:31:383:03:227:387:04
7:04
-0:13
40K
24.85 mi13:37:473:09:317:376:09
7:12
+0:08
25.2M
25.20 mi13:40:363:12:207:382:49
8:10
+0:58
Finish
26.22 mi13:47:493:19:337:377:13
7:05
-1:05

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

7:04 /mi

Average Pace

7:37 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:38

85% of race

Time at Steady Pace

29:55

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /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 mi10:52:0123:457:3923:45
7:39
#13447
10K
6.21 mi11:15:4747:317:3923:46
7:39
#13455
15K
9.32 mi11:39:361:11:207:3923:49
7:40
#13339
20K
12.43 mi12:03:221:35:067:3923:46
7:39
#12939
Half
13.11 mi12:08:351:40:197:395:13
7:39
#12920
25K
15.53 mi12:27:431:59:277:4119:08
7:53
#12944
30K
18.64 mi12:51:432:23:277:4224:00
7:43
#12221
20M
20.00 mi13:02:122:33:567:4210:29
7:43
#11874
21M
21.00 mi13:10:102:41:547:437:58
7:58
#11560
35K
21.75 mi13:15:272:47:117:415:17
7:04
#11291
23M
23.00 mi13:24:342:56:187:409:07
7:17
#10861
24M
24.00 mi13:31:383:03:227:387:04
7:04
#10546
40K
24.85 mi13:37:473:09:317:376:09
7:12
#10275
25.2M
25.20 mi13:40:363:12:207:382:49
8:10
#10190
Finish
26.22 mi13:47:493:19:337:377:13
7:05
#10014
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi134479832983213160(Top 46%)9581(Top 59%)9581(Top 426%)
10K6.21 mi3.10 mi13455-89793+399793+3913438(Top 47%)9769(Top 61%)9769(Top 435%)
15K9.32 mi3.11 mi13339+1169702+919702+9113160(Top 46%)9581(Top 59%)9581(Top 426%)
20K12.43 mi3.11 mi12939+4009492+2109492+21011928(Top 42%)8935(Top 55%)8935(Top 398%)
Half13.11 mi0.68 mi12920+199477+159477+1512882(Top 45%)9389(Top 58%)9389(Top 418%)
25K15.53 mi2.42 mi12944-249465+129465+1213017(Top 46%)9291(Top 58%)9291(Top 413%)
30K18.64 mi3.11 mi12221+7239080+3859080+3859360(Top 33%)7351(Top 46%)7351(Top 327%)
20M20.00 mi1.36 mi11874+3478880+2008880+2008449(Top 30%)6704(Top 42%)6704(Top 298%)
21M21.00 mi1.00 mi11560+3148684+1968684+1967172(Top 25%)5787(Top 36%)5787(Top 258%)
35K21.75 mi0.75 mi11291+2698530+1548530+1545805(Top 20%)4941(Top 31%)4941(Top 220%)
23M23.00 mi1.25 mi10861+4308292+2388292+2385372(Top 19%)4583(Top 28%)4583(Top 204%)
24M24.00 mi1.00 mi10546+3158107+1858107+1855045(Top 18%)4302(Top 27%)4302(Top 191%)
40K24.85 mi0.85 mi10275+2717933+1747933+1745028(Top 18%)4238(Top 26%)4238(Top 189%)
25.2M25.20 mi0.35 mi10190+857875+587875+586871(Top 24%)5290(Top 33%)5290(Top 235%)
Finish26.22 mi1.02 mi10014+1767762+1137762+1136268(Top 22%)4911(Top 30%)4911(Top 219%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13160

Males

9581

M40-44

9581

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13438

Males

9769

M40-44

9769

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13160

Males

9581

M40-44

9581

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11928

Males

8935

M40-44

8935

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12882

Males

9389

M40-44

9389

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

13017

Males

9291

M40-44

9291

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

9360

Males

7351

M40-44

7351

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8449

Males

6704

M40-44

6704

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7172

Males

5787

M40-44

5787

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5805

Males

4941

M40-44

4941

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5372

Males

4583

M40-44

4583

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5045

Males

4302

M40-44

4302

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5028

Males

4238

M40-44

4238

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6871

Males

5290

M40-44

5290

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2stories
+22ft-21ft

Overall

6268

Males

4911

M40-44

4911

Passing Analysis

Category:
Athletes Passed
4134*
Passed By
701
Net Change
+3433
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13447
5K → 10K285293-8#13447#13455
10K → 15K258142+116#13455#13339
15K → 20K44242+400#13339#12939
20K → Half3718+19#12939#12920
Half → 25K144168-24#12920#12944
25K → 30K7296+723#12944#12221
30K → 20M3536+347#12221#11874
20M → 21M3173+314#11874#11560
21M → 35K2690+269#11560#11291
35K → 23M4322+430#11291#10861
23M → 24M3161+315#10861#10546
24M → 40K2721+271#10546#10275
40K → 25.2M927+85#10275#10190
25.2M → Finish188*12+176#10190#10014
TOTALS4134*701+3433

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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