Boston Marathon logo
BOSTON MARATHON 2025

Santiago Bonnaterre

Bib: 11373•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 22%
Division (M45-49)
#0 / 2386
Top 31%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:54/mi
21:27
↑ 97↓ 3451.5%
10K· 6.21 mi
6:53/mi
42:50
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:04:10
↑ 67↓ 78
20K· 12.43 mi
7:00/mi
1:25:55
↑ 106↓ 860.1%
Half· 13.11 mi
6:45/mi
1:30:31
↑ 19↓ 370.5%
25K· 15.53 mi
7:07/mi
1:47:47
↑ 66↓ 880.2%
30K· 18.64 mi
7:29/mi
2:11:02
↑ 181↓ 1480.2%
20M
7:43/mi
2:21:31
↑ 64↓ 500.2%
21M
8:13/mi
2:29:44
↑ 106↓ 241.6%
35K· 21.75 mi
7:14/mi
2:35:09
↑ 17↓ 861.7%
23M
7:29/mi
2:44:31
↑ 23↓ 630.6%
24M
7:27/mi
2:51:58
↓ 821.3%
40K· 24.85 mi
7:41/mi
2:58:32
↓ 200.3%
25.2M
8:27/mi
3:01:27
↑ 13↓ 160.2%
Finish· 26.22 mi
7:06/mi
3:08:41
↑ 22↓ 21

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
Time1:30:31
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:38:10
Pace7:29 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2021:276:5421:27
6:54
-
10K
6.21 mi11:09:4342:506:5421:23
6:53
-0:01
15K
9.32 mi11:31:031:04:106:5321:20
6:52
-0:01
20K
12.43 mi11:52:481:25:556:5521:45
7:00
+0:08
Half
13.11 mi11:57:241:30:316:544:36
6:45
-0:15
25K
15.53 mi12:14:401:47:476:5617:16
7:07
+0:22
30K
18.64 mi12:37:552:11:027:0223:15
7:29
+0:22
20M
20.00 mi12:48:242:21:317:0510:29
7:43
+0:14
21M
21.00 mi12:56:372:29:447:088:13
8:13
+0:30
35K
21.75 mi13:02:022:35:097:085:25
7:14
-0:59
23M
23.00 mi13:11:242:44:317:099:22
7:29
+0:15
24M
24.00 mi13:18:512:51:587:107:27
7:27
-0:02
40K
24.85 mi13:25:252:58:327:116:34
7:41
+0:14
25.2M
25.20 mi13:28:203:01:277:122:55
8:27
+0:46
Finish
26.22 mi13:35:343:08:417:127:14
7:06
-1:21

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

6:45 /mi

Average Pace

7:12 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:46

36% of race

Time at Steady Pace

59:07

31% of race

Time at Slower Pace

1:00:48

32% of race

Average Pace: 7:12 /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 mi10:48:2021:276:5421:27
6:54
#7104
10K
6.21 mi11:09:4342:506:5421:23
6:53
#7103
15K
9.32 mi11:31:031:04:106:5321:20
6:52
#6946
20K
12.43 mi11:52:481:25:556:5521:45
7:00
#6919
Half
13.11 mi11:57:241:30:316:544:36
6:45
#6855
25K
15.53 mi12:14:401:47:476:5617:16
7:07
#6854
30K
18.64 mi12:37:552:11:027:0223:15
7:29
#6855
20M
20.00 mi12:48:242:21:317:0510:29
7:43
#6878
21M
21.00 mi12:56:372:29:447:088:13
8:13
#6915
35K
21.75 mi13:02:022:35:097:085:25
7:14
#6870
23M
23.00 mi13:11:242:44:317:099:22
7:29
#6773
24M
24.00 mi13:18:512:51:587:107:27
7:27
#6739
40K
24.85 mi13:25:252:58:327:116:34
7:41
#6754
25.2M
25.20 mi13:28:203:01:277:122:55
8:27
#6751
Finish
26.22 mi13:35:343:08:417:127:14
7:06
#6684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7104638363836719(Top 24%)6040(Top 38%)6040(Top 253%)
10K6.21 mi3.10 mi7103+16371+126371+127109(Top 25%)6361(Top 39%)6361(Top 267%)
15K9.32 mi3.11 mi6946+1576241+1306241+1306719(Top 24%)6040(Top 38%)6040(Top 253%)
20K12.43 mi3.11 mi6919+276218+236218+236870(Top 24%)6109(Top 38%)6109(Top 256%)
Half13.11 mi0.68 mi6855+646170+486170+485672(Top 20%)5192(Top 32%)5192(Top 218%)
25K15.53 mi2.42 mi6854+16136+346136+347101(Top 25%)6191(Top 38%)6191(Top 259%)
30K18.64 mi3.11 mi6855-16096+406096+407621(Top 27%)6357(Top 39%)6357(Top 266%)
20M20.00 mi1.36 mi6878-236093+36093+38412(Top 30%)6667(Top 41%)6667(Top 279%)
21M21.00 mi1.00 mi6915-376100-76100-78657(Top 30%)6621(Top 41%)6621(Top 277%)
35K21.75 mi0.75 mi6870+456047+536047+536848(Top 24%)5607(Top 35%)5607(Top 235%)
23M23.00 mi1.25 mi6773+975940+1075940+1076522(Top 23%)5307(Top 33%)5307(Top 222%)
24M24.00 mi1.00 mi6739+345889+515889+517336(Top 26%)5723(Top 36%)5723(Top 240%)
40K24.85 mi0.85 mi6754-155871+185871+187926(Top 28%)5946(Top 37%)5946(Top 249%)
25.2M25.20 mi0.35 mi6751+35852+195852+198481(Top 30%)6166(Top 38%)6166(Top 258%)
Finish26.22 mi1.02 mi6684+675782+705782+706359(Top 22%)4959(Top 31%)4959(Top 208%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6719

Males

6040

M45-49

6040

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

7109

Males

6361

M45-49

6361

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6719

Males

6040

M45-49

6040

15K→20K

9.3 - 12.4 mi

Top 24%
×5story building
+106ft-86ft

Overall

6870

Males

6109

M45-49

6109

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5672

Males

5192

M45-49

5192

Half→25K

13.1 - 15.5 mi

Top 25%
×4story building
+66ft-88ft

Overall

7101

Males

6191

M45-49

6191

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

7621

Males

6357

M45-49

6357

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

8412

Males

6667

M45-49

6667

20M→21M

20.0 - 21.0 mi

Top 30%
×8story building
+106ft-24ft

Overall

8657

Males

6621

M45-49

6621

21M→35K

21.0 - 21.8 mi

Top 24%
×7story building
+17ft-86ft

Overall

6848

Males

5607

M45-49

5607

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6522

Males

5307

M45-49

5307

23M→24M

23.0 - 24.0 mi

Top 26%
×6story building
+12ft-82ft

Overall

7336

Males

5723

M45-49

5723

24M→40K

24.0 - 24.9 mi

Top 28%
×1story
+6ft-20ft

Overall

7926

Males

5946

M45-49

5946

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1story
+13ft-16ft

Overall

8481

Males

6166

M45-49

6166

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

6359

Males

4959

M45-49

4959

Passing Analysis

Category:
Athletes Passed
1614
Passed By
1194
Net Change
+420
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7104
5K → 10K203202+1#7104#7103
10K → 15K21962+157#7103#6946
15K → 20K154127+27#6946#6919
20K → Half717+64#6919#6855
Half → 25K124123+1#6855#6854
25K → 30K177178-1#6854#6855
30K → 20M88111-23#6855#6878
20M → 21M79116-37#6878#6915
21M → 35K8237+45#6915#6870
35K → 23M14043+97#6870#6773
23M → 24M8652+34#6773#6739
24M → 40K5772-15#6739#6754
40K → 25.2M3936+3#6754#6751
25.2M → Finish9528+67#6751#6684
TOTALS16141194+420
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing