Boston Marathon logo
BOSTON MARATHON 2025

Luis Ibarra

Bib: 1201•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 2%
Gender (Male)
#0 / 16105
Top 3%
Masters (Masters Men)
#0 / 10463
Top 0.6%
Division (M40-44)
#0 / 2247
Top 2%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:28
Rank: #909
Start → 5K
18:28 | 5:57/mi
10K· 6.21 mi
37:02
Rank: #968 (-59)
5K → 10K
18:34 | 5:59/mi
15K· 9.32 mi
55:01
Rank: #794 (+174)
10K → 15K
17:59 | 5:47/mi
20K· 12.43 mi
1:12:51
Rank: #639 (+155)
15K → 20K
17:50 | 5:44/mi
Half· 13.11 mi
1:16:41
Rank: #615 (+24)
20K → Half
3:50 | 5:37/mi
25K· 15.53 mi
1:30:40
Rank: #562 (+53)
Half → 25K
13:59 | 5:46/mi
30K· 18.64 mi
1:49:20
Rank: #530 (+32)
25K → 30K
18:40 | 6:00/mi
20M
1:57:35
Rank: #517 (+13)
30K → 20M
8:15 | 6:04/mi
21M
2:03:53
Rank: #499 (+18)
20M → 21M
6:18 | 6:18/mi
35K· 21.75 mi
2:08:14
Rank: #490 (+9)
21M → 35K
4:21 | 5:49/mi
23M
2:15:53
Rank: #478 (+12)
35K → 23M
7:39 | 6:07/mi
24M
2:22:01
Rank: #481 (-3)
23M → 24M
6:08 | 6:08/mi
40K· 24.85 mi
2:27:21
Rank: #481
24M → 40K
5:20 | 6:14/mi
25.2M
2:29:42
Rank: #482 (-1)
40K → 25.2M
2:21 | 6:49/mi
Finish· 26.22 mi
2:36:08
Rank: #507 (-25)
25.2M → Finish
6:26 | 6:19/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
Time1:16:41
Pace5:51 /mi
2nd Half
Distance13.11 mi
Time1:19:27
Pace6:04 /mi
📊Positive Split: 3.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5018:285:5718:28
5:57
-
10K
6.21 mi10:37:2437:025:5818:34
5:59
+0:02
15K
9.32 mi10:55:2355:015:5417:59
5:47
-0:12
20K
12.43 mi11:13:131:12:515:5217:50
5:44
-0:03
Half
13.11 mi11:17:031:16:415:513:50
5:37
-0:07
25K
15.53 mi11:31:021:30:405:5013:59
5:46
+0:09
30K
18.64 mi11:49:421:49:205:5218:40
6:00
+0:14
20M
20.00 mi11:57:571:57:355:538:15
6:04
+0:04
21M
21.00 mi12:04:152:03:535:546:18
6:18
+0:14
35K
21.75 mi12:08:362:08:145:544:21
5:49
-0:29
23M
23.00 mi12:16:152:15:535:547:39
6:07
+0:18
24M
24.00 mi12:22:232:22:015:556:08
6:08
+0:01
40K
24.85 mi12:27:432:27:215:565:20
6:14
+0:06
25.2M
25.20 mi12:30:042:29:425:562:21
6:49
+0:35
Finish
26.22 mi12:36:302:36:085:586:26
6:19
-0:30

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

5:37 /mi

Average Pace

5:58 /mi

Slowest Pace

6:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

57:59

37% of race

Time at Steady Pace

1:17:44

50% of race

Time at Slower Pace

20:25

13% of race

Average Pace: 5:57 /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 mi10:18:5018:285:5718:28
5:57
#909
10K
6.21 mi10:37:2437:025:5818:34
5:59
#968
15K
9.32 mi10:55:2355:015:5417:59
5:47
#794
20K
12.43 mi11:13:131:12:515:5217:50
5:44
#639
Half
13.11 mi11:17:031:16:415:513:50
5:37
#615
25K
15.53 mi11:31:021:30:405:5013:59
5:46
#562
30K
18.64 mi11:49:421:49:205:5218:40
6:00
#530
20M
20.00 mi11:57:571:57:355:538:15
6:04
#517
21M
21.00 mi12:04:152:03:535:546:18
6:18
#499
35K
21.75 mi12:08:362:08:145:544:21
5:49
#490
23M
23.00 mi12:16:152:15:535:547:39
6:07
#478
24M
24.00 mi12:22:232:22:015:556:08
6:08
#481
40K
24.85 mi12:27:432:27:215:565:20
6:14
#481
25.2M
25.20 mi12:30:042:29:425:562:21
6:49
#482
Finish
26.22 mi12:36:302:36:085:586:26
6:19
#507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi909851851508(Top 2%)471(Top 3%)471(Top 21%)
10K6.21 mi3.10 mi968-59910-59910-591036(Top 4%)976(Top 6%)976(Top 43%)
15K9.32 mi3.11 mi794+174743+167743+167508(Top 2%)471(Top 3%)471(Top 21%)
20K12.43 mi3.11 mi639+155592+151592+151369(Top 1%)340(Top 2%)340(Top 15%)
Half13.11 mi0.68 mi615+24569+23569+23334(Top 1%)308(Top 2%)308(Top 14%)
25K15.53 mi2.42 mi562+53517+52517+52371(Top 1%)344(Top 2%)344(Top 15%)
30K18.64 mi3.11 mi530+32485+32485+32501(Top 2%)467(Top 3%)467(Top 21%)
20M20.00 mi1.36 mi517+13472+13472+13486(Top 2%)455(Top 3%)455(Top 20%)
21M21.00 mi1.00 mi499+18458+14458+14368(Top 1%)345(Top 2%)345(Top 15%)
35K21.75 mi0.75 mi490+9449+9449+9395(Top 1%)369(Top 2%)369(Top 16%)
23M23.00 mi1.25 mi478+12439+10439+10499(Top 2%)471(Top 3%)471(Top 21%)
24M24.00 mi1.00 mi481-3441-2441-2831(Top 3%)780(Top 5%)780(Top 35%)
40K24.85 mi0.85 mi481442-1442-1799(Top 3%)748(Top 5%)748(Top 33%)
25.2M25.20 mi0.35 mi482-1444-2444-2959(Top 3%)877(Top 5%)877(Top 39%)
Finish26.22 mi1.02 mi507-25468-24468-241920(Top 7%)1764(Top 11%)1764(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

508

Males

471

M40-44

471

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1036

Males

976

M40-44

976

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

508

Males

471

M40-44

471

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

369

Males

340

M40-44

340

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

334

Males

308

M40-44

308

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

371

Males

344

M40-44

344

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

501

Males

467

M40-44

467

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

486

Males

455

M40-44

455

20M→21M

20.0 - 21.0 mi

Top 1%
×8stories
+106ft-24ft

Overall

368

Males

345

M40-44

345

21M→35K

21.0 - 21.8 mi

Top 1%
×7stories
+17ft-86ft

Overall

395

Males

369

M40-44

369

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

499

Males

471

M40-44

471

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

831

Males

780

M40-44

780

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

799

Males

748

M40-44

748

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

959

Males

877

M40-44

877

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1920

Males

1764

M40-44

1764

Passing Analysis

Category:
Athletes Passed
571
Passed By
169
Net Change
+402
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#909
5K → 10K2786-59#909#968
10K → 15K1751+174#968#794
15K → 20K1550+155#794#639
20K → Half240+24#639#615
Half → 25K541+53#615#562
25K → 30K419+32#562#530
30K → 20M185+13#530#517
20M → 21M191+18#517#499
21M → 35K112+9#499#490
35K → 23M2311+12#490#478
23M → 24M58-3#478#481
24M → 40K11110#481#481
40K → 25.2M67-1#481#482
25.2M → Finish227-25#482#507
TOTALS571169+402
📊

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