Boston Marathon logo
BOSTON MARATHON 2025

Pablo Marzan

Bib: 5034•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Division (M18-39)
#0 / 5642
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
6:25/mi
19:57
↑ 97↓ 3451.5%
10K· 6.21 mi
6:29/mi
40:05
↑ 79↓ 1380.4%
15K· 9.32 mi
6:27/mi
1:00:06
↑ 67↓ 78
20K· 12.43 mi
6:28/mi
1:20:12
↑ 106↓ 860.1%
Half· 13.11 mi
6:24/mi
1:24:34
↑ 19↓ 370.5%
25K· 15.53 mi
6:30/mi
1:40:19
↑ 66↓ 880.2%
30K· 18.64 mi
7:02/mi
2:02:11
↑ 181↓ 1480.2%
20M
7:48/mi
2:12:47
↑ 64↓ 500.2%
21M
9:40/mi
2:22:27
↑ 106↓ 241.6%
35K· 21.75 mi
9:19/mi
2:29:25
↑ 17↓ 861.7%
23M
9:45/mi
2:41:38
↑ 23↓ 630.6%
24M
11:09/mi
2:52:47
↓ 821.3%
40K· 24.85 mi
10:36/mi
3:01:51
↓ 200.3%
25.2M
11:07/mi
3:05:41
↑ 13↓ 160.2%
Finish· 26.22 mi
8:56/mi
3:14:47
↑ 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
Time1:24:34
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:50:13
Pace8:24 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2719:576:2519:57
6:25
-
10K
6.21 mi10:43:3540:056:2720:08
6:29
+0:04
15K
9.32 mi11:03:361:00:066:2720:01
6:27
-0:02
20K
12.43 mi11:23:421:20:126:2720:06
6:28
+0:01
Half
13.11 mi11:28:041:24:346:274:22
6:24
-0:04
25K
15.53 mi11:43:491:40:196:2715:45
6:30
+0:06
30K
18.64 mi12:05:412:02:116:3321:52
7:02
+0:32
20M
20.00 mi12:16:172:12:476:3810:36
7:48
+0:46
21M
21.00 mi12:25:572:22:276:479:40
9:40
+1:52
35K
21.75 mi12:32:552:29:256:526:58
9:19
-0:21
23M
23.00 mi12:45:082:41:387:0212:13
9:45
+0:26
24M
24.00 mi12:56:172:52:477:1211:09
11:09
+1:24
40K
24.85 mi13:05:213:01:517:199:04
10:36
-0:33
25.2M
25.20 mi13:09:113:05:417:223:50
11:07
+0:31
Finish
26.22 mi13:18:173:14:477:269:06
8:56
-2:11

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

6:24 /mi

Average Pace

7:26 /mi

Slowest Pace

11:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:19

52% of race

Time at Steady Pace

32:28

17% of race

Time at Slower Pace

1:02:00

32% of race

Average Pace: 7:26 /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 mi10:23:2719:576:2519:57
6:25
#3281
10K
6.21 mi10:43:3540:056:2720:08
6:29
#3422
15K
9.32 mi11:03:361:00:066:2720:01
6:27
#3313
20K
12.43 mi11:23:421:20:126:2720:06
6:28
#3188
Half
13.11 mi11:28:041:24:346:274:22
6:24
#3178
25K
15.53 mi11:43:491:40:196:2715:45
6:30
#3106
30K
18.64 mi12:05:412:02:116:3321:52
7:02
#3358
20M
20.00 mi12:16:172:12:476:3810:36
7:48
#3703
21M
21.00 mi12:25:572:22:276:479:40
9:40
#4479
35K
21.75 mi12:32:552:29:256:526:58
9:19
#5160
23M
23.00 mi12:45:082:41:387:0212:13
9:45
#5972
24M
24.00 mi12:56:172:52:477:1211:09
11:09
#7009
40K
24.85 mi13:05:213:01:517:199:04
10:36
#7719
25.2M
25.20 mi13:09:113:05:417:223:50
11:07
#8001
Finish
26.22 mi13:18:173:14:477:269:06
8:56
#8478
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3281311631163210(Top 11%)3056(Top 19%)3056(Top 54%)
10K6.21 mi3.10 mi3422-1413249-1333249-1333594(Top 13%)3401(Top 21%)3401(Top 60%)
15K9.32 mi3.11 mi3313+1093148+1013148+1013210(Top 11%)3056(Top 19%)3056(Top 54%)
20K12.43 mi3.11 mi3188+1253036+1123036+1122951(Top 10%)2811(Top 17%)2811(Top 50%)
Half13.11 mi0.68 mi3178+103028+83028+83106(Top 11%)2967(Top 18%)2967(Top 53%)
25K15.53 mi2.42 mi3106+722961+672961+672887(Top 10%)2748(Top 17%)2748(Top 49%)
30K18.64 mi3.11 mi3358-2523179-2183179-2184944(Top 17%)4492(Top 28%)4492(Top 80%)
20M20.00 mi1.36 mi3703-3453488-3093488-3099010(Top 32%)6997(Top 43%)6997(Top 124%)
21M21.00 mi1.00 mi4479-7764157-6694157-66916834(Top 59%)10608(Top 66%)10608(Top 188%)
35K21.75 mi0.75 mi5160-6814729-5724729-57219584(Top 69%)11761(Top 73%)11761(Top 208%)
23M23.00 mi1.25 mi5972-8125360-6315360-63119630(Top 69%)11724(Top 73%)11724(Top 208%)
24M24.00 mi1.00 mi7009-10376070-7106070-71024281(Top 85%)13957(Top 87%)13957(Top 247%)
40K24.85 mi0.85 mi7719-7106491-4216491-42122182(Top 78%)12823(Top 80%)12823(Top 227%)
25.2M25.20 mi0.35 mi8001-2826660-1696660-16920929(Top 74%)12237(Top 76%)12237(Top 217%)
Finish26.22 mi1.02 mi8478-4776925-2656925-26518640(Top 66%)11184(Top 69%)11184(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21story building
+97ft-345ft

Overall

3210

Males

3056

M18-39

3056

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3594

Males

3401

M18-39

3401

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+67ft-78ft

Overall

3210

Males

3056

M18-39

3056

15K→20K

9.3 - 12.4 mi

Top 10%
×5story building
+106ft-86ft

Overall

2951

Males

2811

M18-39

2811

20K→Half

12.4 - 13.1 mi

Top 11%
×2story building
+19ft-37ft

Overall

3106

Males

2967

M18-39

2967

Half→25K

13.1 - 15.5 mi

Top 10%
×4story building
+66ft-88ft

Overall

2887

Males

2748

M18-39

2748

25K→30K

15.5 - 18.6 mi

Top 17%
×9story building
+181ft-148ft

Overall

4944

Males

4492

M18-39

4492

30K→20M

18.6 - 20.0 mi

Top 32%
×5story building
+64ft-50ft

Overall

9010

Males

6997

M18-39

6997

20M→21M

20.0 - 21.0 mi

Top 59%
×8story building
+106ft-24ft

Overall

16834

Males

10608

M18-39

10608

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

19584

Males

11761

M18-39

11761

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19630

Males

11724

M18-39

11724

23M→24M

23.0 - 24.0 mi

Top 85%
×6story building
+12ft-82ft

Overall

24281

Males

13957

M18-39

13957

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22182

Males

12823

M18-39

12823

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20929

Males

12237

M18-39

12237

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18640

Males

11184

M18-39

11184

Passing Analysis

Category:
Athletes Passed
613
Passed By
5810
Net Change
-5197
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3281
5K → 10K73214-141#3281#3422
10K → 15K15647+109#3422#3313
15K → 20K15126+125#3313#3188
20K → Half2111+10#3188#3178
Half → 25K10230+72#3178#3106
25K → 30K55307-252#3106#3358
30K → 20M17362-345#3358#3703
20M → 21M1777-776#3703#4479
21M → 35K7688-681#4479#5160
35K → 23M14826-812#5160#5972
23M → 24M21039-1037#5972#7009
24M → 40K8718-710#7009#7719
40K → 25.2M1283-282#7719#8001
25.2M → Finish5482-477#8001#8478
TOTALS6135810-5197
📊

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