Boston Marathon logo
BOSTON MARATHON 2025

Alejandro Lira Gutierrez

Bib: 30544•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:46
Rank: #18655
Start → 5K
8:18/mi
25:46 split
10K· 6.21 mi
51:14
Rank: #18261 (+394)
5K → 10K
8:12/mi
25:28 split
15K· 9.32 mi
1:17:01
Rank: #18169 (+92)
10K → 15K
8:18/mi
25:47 split
20K· 12.43 mi
1:42:52
Rank: #17858 (+311)
15K → 20K
8:19/mi
25:51 split
Half· 13.11 mi
1:48:20
Rank: #17761 (+97)
20K → Half
8:01/mi
5:28 split
25K· 15.53 mi
2:08:31
Rank: #17434 (+327)
Half → 25K
8:19/mi
20:11 split
30K· 18.64 mi
2:35:51
Rank: #17204 (+230)
25K → 30K
8:48/mi
27:20 split
20M
2:47:57
Rank: #17108 (+96)
30K → 20M
8:54/mi
12:06 split
21M
2:57:18
Rank: #16962 (+146)
20M → 21M
9:21/mi
9:21 split
35K· 21.75 mi
3:04:25
Rank: #17145 (-183)
21M → 35K
9:31/mi
7:07 split
23M
3:14:50
Rank: #16820 (+325)
35K → 23M
8:19/mi
10:25 split
24M
3:23:19
Rank: #16699 (+121)
23M → 24M
8:29/mi
8:29 split
40K· 24.85 mi
3:30:49
Rank: #16620 (+79)
24M → 40K
8:46/mi
7:30 split
25.2M
3:34:12
Rank: #16616 (+4)
40K → 25.2M
9:49/mi
3:23 split
Finish· 26.22 mi
3:43:12
Rank: #16677 (-61)
25.2M → Finish
8:50/mi
9:00 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
Time1:48:20
Pace8:16 /mi
2nd Half
Distance13.11 mi
Time1:54:52
Pace8:46 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:5325:468:1825:46
8:18
-
10K
6.21 mi12:14:2151:148:1525:28
8:12
-0:06
15K
9.32 mi12:40:081:17:018:1625:47
8:18
+0:06
20K
12.43 mi13:05:591:42:528:1725:51
8:19
+0:01
Half
13.11 mi13:11:271:48:208:165:28
8:01
-0:18
25K
15.53 mi13:31:382:08:318:1620:11
8:19
+0:18
30K
18.64 mi13:58:582:35:518:2227:20
8:48
+0:29
20M
20.00 mi14:11:042:47:578:2412:06
8:54
+0:06
21M
21.00 mi14:20:252:57:188:279:21
9:21
+0:27
35K
21.75 mi14:27:323:04:258:297:07
9:31
+0:10
23M
23.00 mi14:37:573:14:508:2810:25
8:19
-1:12
24M
24.00 mi14:46:263:23:198:288:29
8:29
+0:10
40K
24.85 mi14:53:563:30:498:297:30
8:46
+0:17
25.2M
25.20 mi14:57:193:34:128:303:23
9:49
+1:03
Finish
26.22 mi15:06:193:43:128:319:00
8:50
-0:59

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

8:01 /mi

Average Pace

8:31 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:56

14% of race

Time at Steady Pace

1:56:29

52% of race

Time at Slower Pace

1:15:47

34% of race

Average Pace: 8:31 /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 mi11:48:5325:468:1825:46
8:18
#18655
10K
6.21 mi12:14:2151:148:1525:28
8:12
#18261
15K
9.32 mi12:40:081:17:018:1625:47
8:18
#18169
20K
12.43 mi13:05:591:42:528:1725:51
8:19
#17858
Half
13.11 mi13:11:271:48:208:165:28
8:01
#17761
25K
15.53 mi13:31:382:08:318:1620:11
8:19
#17434
30K
18.64 mi13:58:582:35:518:2227:20
8:48
#17204
20M
20.00 mi14:11:042:47:578:2412:06
8:54
#17108
21M
21.00 mi14:20:252:57:188:279:21
9:21
#16962
35K
21.75 mi14:27:323:04:258:297:07
9:31
#17145
23M
23.00 mi14:37:573:14:508:2810:25
8:19
#16820
24M
24.00 mi14:46:263:23:198:288:29
8:29
#16699
40K
24.85 mi14:53:563:30:498:297:30
8:46
#16620
25.2M
25.20 mi14:57:193:34:128:303:23
9:49
#16616
Finish
26.22 mi15:06:193:43:128:319:00
8:50
#16677
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi18655118871188718029(Top 63%)11640(Top 72%)11640(Top 706%)
10K6.21 mi3.10 mi18261+39411724+16311724+16317853(Top 63%)11587(Top 72%)11587(Top 703%)
15K9.32 mi3.11 mi18169+9211687+3711687+3718029(Top 63%)11640(Top 72%)11640(Top 706%)
20K12.43 mi3.11 mi17858+31111554+13311554+13317037(Top 60%)11195(Top 70%)11195(Top 679%)
Half13.11 mi0.68 mi17761+9711507+4711507+4715960(Top 56%)10763(Top 67%)10763(Top 653%)
25K15.53 mi2.42 mi17434+32711364+14311364+14316064(Top 57%)10675(Top 66%)10675(Top 648%)
30K18.64 mi3.11 mi17204+23011215+14911215+14916589(Top 58%)10747(Top 67%)10747(Top 652%)
20M20.00 mi1.36 mi17108+9611145+7011145+7016241(Top 57%)10458(Top 65%)10458(Top 635%)
21M21.00 mi1.00 mi16962+14611059+8611059+8615388(Top 54%)9960(Top 62%)9960(Top 604%)
35K21.75 mi0.75 mi17145-18311107-4811107-4820359(Top 72%)12136(Top 75%)12136(Top 736%)
23M23.00 mi1.25 mi16820+32510951+15610951+15612156(Top 43%)8313(Top 52%)8313(Top 504%)
24M24.00 mi1.00 mi16699+12110876+7510876+7514387(Top 51%)9331(Top 58%)9331(Top 566%)
40K24.85 mi0.85 mi16620+7910812+6410812+6415017(Top 53%)9460(Top 59%)9460(Top 574%)
25.2M25.20 mi0.35 mi16616+410802+1010802+1016098(Top 57%)9923(Top 62%)9923(Top 602%)
Finish26.22 mi1.02 mi16677-6110801+110801+118189(Top 64%)10962(Top 68%)10962(Top 665%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

18029

Males

11640

M55-59

11640

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

17853

Males

11587

M55-59

11587

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

18029

Males

11640

M55-59

11640

15K→20K

9.3 - 12.4 mi

Top 60%
×5story building
+106ft-86ft

Overall

17037

Males

11195

M55-59

11195

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15960

Males

10763

M55-59

10763

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16064

Males

10675

M55-59

10675

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

16589

Males

10747

M55-59

10747

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

16241

Males

10458

M55-59

10458

20M→21M

20.0 - 21.0 mi

Top 54%
×8story building
+106ft-24ft

Overall

15388

Males

9960

M55-59

9960

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20359

Males

12136

M55-59

12136

35K→23M

21.8 - 23.0 mi

Top 43%
×5story building
+23ft-63ft

Overall

12156

Males

8313

M55-59

8313

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

14387

Males

9331

M55-59

9331

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

15017

Males

9460

M55-59

9460

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16098

Males

9923

M55-59

9923

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2story building
+22ft-21ft

Overall

18189

Males

10962

M55-59

10962

Passing Analysis

Category:
Athletes Passed
2923
Passed By
945
Net Change
+1978
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18655
5K → 10K512118+394#18655#18261
10K → 15K230138+92#18261#18169
15K → 20K36251+311#18169#17858
20K → Half1003+97#17858#17761
Half → 25K35326+327#17761#17434
25K → 30K333103+230#17434#17204
30K → 20M13842+96#17204#17108
20M → 21M19448+146#17108#16962
21M → 35K31214-183#16962#17145
35K → 23M3294+325#17145#16820
23M → 24M14423+121#16820#16699
24M → 40K11334+79#16699#16620
40K → 25.2M3430+4#16620#16616
25.2M → Finish50111-61#16616#16677
TOTALS2923945+1978
📊

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