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BOSTON MARATHON 2025

Marco Sarabia

Bib: 30548•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 36%
Gender (Male)
#0 / 16105
Top 49%
Masters (Masters Men)
#0 / 10463
Top 38%
Division (M40-44)
#0 / 2247
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
7:20/mi
22:46
↑ 97↓ 3451.5%
10K· 6.21 mi
7:00/mi
44:31
↑ 79↓ 1380.4%
15K· 9.32 mi
7:07/mi
1:06:38
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:29:40
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:34:45
↑ 19↓ 370.5%
25K· 15.53 mi
7:39/mi
1:53:19
↑ 66↓ 880.2%
30K· 18.64 mi
8:07/mi
2:18:33
↑ 181↓ 1480.2%
20M
8:13/mi
2:29:43
↑ 64↓ 500.2%
21M
8:36/mi
2:38:19
↑ 106↓ 241.6%
35K· 21.75 mi
8:04/mi
2:44:21
↑ 17↓ 861.7%
23M
8:14/mi
2:54:39
↑ 23↓ 630.6%
24M
7:53/mi
3:02:32
↓ 821.3%
40K· 24.85 mi
8:00/mi
3:09:22
↓ 200.3%
25.2M
9:11/mi
3:12:32
↑ 13↓ 160.2%
Finish· 26.22 mi
7:55/mi
3:20:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:45
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:45:51
Pace8:04 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:1422:467:2022:46
7:20
-
10K
6.21 mi12:03:5944:317:1021:45
7:00
-0:20
15K
9.32 mi12:26:061:06:387:0922:07
7:07
+0:07
20K
12.43 mi12:49:081:29:407:1323:02
7:25
+0:18
Half
13.11 mi12:54:131:34:457:145:05
7:27
+0:02
25K
15.53 mi13:12:471:53:197:1818:34
7:39
+0:12
30K
18.64 mi13:38:012:18:337:2625:14
8:07
+0:28
20M
20.00 mi13:49:112:29:437:2911:10
8:13
+0:06
21M
21.00 mi13:57:472:38:197:328:36
8:36
+0:23
35K
21.75 mi14:03:492:44:217:336:02
8:04
-0:32
23M
23.00 mi14:14:072:54:397:3610:18
8:14
+0:10
24M
24.00 mi14:22:003:02:327:367:53
7:53
-0:21
40K
24.85 mi14:28:503:09:227:376:50
8:00
+0:07
25.2M
25.20 mi14:32:003:12:327:383:10
9:11
+1:11
Finish
26.22 mi14:40:043:20:367:398:04
7:55
-1:16

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

7:00 /mi

Average Pace

7:39 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:34:45

47% of race

Time at Steady Pace

1:12:37

36% of race

Time at Slower Pace

33:14

17% of race

Average Pace: 7:39 /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 mi11:42:1422:467:2022:46
7:20
#10630
10K
6.21 mi12:03:5944:317:1021:45
7:00
#9148
15K
9.32 mi12:26:061:06:387:0922:07
7:07
#8912
20K
12.43 mi12:49:081:29:407:1323:02
7:25
#9125
Half
13.11 mi12:54:131:34:457:145:05
7:27
#9234
25K
15.53 mi13:12:471:53:197:1818:34
7:39
#9525
30K
18.64 mi13:38:012:18:337:2625:14
8:07
#9987
20M
20.00 mi13:49:112:29:437:2911:10
8:13
#10106
21M
21.00 mi13:57:472:38:197:328:36
8:36
#10152
35K
21.75 mi14:03:492:44:217:336:02
8:04
#10236
23M
23.00 mi14:14:072:54:397:3610:18
8:14
#10296
24M
24.00 mi14:22:003:02:327:367:53
7:53
#10272
40K
24.85 mi14:28:503:09:227:376:50
8:00
#10228
25.2M
25.20 mi14:32:003:12:327:383:10
9:11
#10270
Finish
26.22 mi14:40:043:20:367:398:04
7:55
#10316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10630850285028467(Top 30%)7226(Top 45%)7226(Top 322%)
10K6.21 mi3.10 mi9148+14827686+8167686+8167922(Top 28%)6929(Top 43%)6929(Top 308%)
15K9.32 mi3.11 mi8912+2367532+1547532+1548467(Top 30%)7226(Top 45%)7226(Top 322%)
20K12.43 mi3.11 mi9125-2137634-1027634-10210003(Top 35%)8011(Top 50%)8011(Top 357%)
Half13.11 mi0.68 mi9234-1097688-547688-5411244(Top 40%)8655(Top 54%)8655(Top 385%)
25K15.53 mi2.42 mi9525-2917806-1187806-11811197(Top 39%)8480(Top 53%)8480(Top 377%)
30K18.64 mi3.11 mi9987-4628011-2058011-20512239(Top 43%)8794(Top 55%)8794(Top 391%)
20M20.00 mi1.36 mi10106-1198040-298040-2911877(Top 42%)8460(Top 53%)8460(Top 377%)
21M21.00 mi1.00 mi10152-468012+288012+2811067(Top 39%)7900(Top 49%)7900(Top 352%)
35K21.75 mi0.75 mi10236-848034-228034-2212645(Top 45%)8631(Top 54%)8631(Top 384%)
23M23.00 mi1.25 mi10296-608008+268008+2611497(Top 40%)7981(Top 50%)7981(Top 355%)
24M24.00 mi1.00 mi10272+247974+347974+3410421(Top 37%)7388(Top 46%)7388(Top 329%)
40K24.85 mi0.85 mi10228+447915+597915+5910111(Top 36%)7102(Top 44%)7102(Top 316%)
25.2M25.20 mi0.35 mi10270-427919-47919-412737(Top 45%)8322(Top 52%)8322(Top 370%)
Finish26.22 mi1.02 mi10316-467908+117908+1112261(Top 43%)8164(Top 51%)8164(Top 363%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

8467

Males

7226

M40-44

7226

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7922

Males

6929

M40-44

6929

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

8467

Males

7226

M40-44

7226

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

10003

Males

8011

M40-44

8011

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11244

Males

8655

M40-44

8655

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

11197

Males

8480

M40-44

8480

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

12239

Males

8794

M40-44

8794

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11877

Males

8460

M40-44

8460

20M→21M

20.0 - 21.0 mi

Top 39%
×8story building
+106ft-24ft

Overall

11067

Males

7900

M40-44

7900

21M→35K

21.0 - 21.8 mi

Top 45%
×7story building
+17ft-86ft

Overall

12645

Males

8631

M40-44

8631

35K→23M

21.8 - 23.0 mi

Top 40%
×5story building
+23ft-63ft

Overall

11497

Males

7981

M40-44

7981

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

10421

Males

7388

M40-44

7388

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10111

Males

7102

M40-44

7102

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12737

Males

8322

M40-44

8322

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2story building
+22ft-21ft

Overall

12261

Males

8164

M40-44

8164

Passing Analysis

Category:
Athletes Passed
2685*
Passed By
2368
Net Change
+314
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10630
5K → 10K1495*13+1482#10630#9148
10K → 15K30266+236#9148#8912
15K → 20K109322-213#8912#9125
20K → Half11120-109#9125#9234
Half → 25K86377-291#9234#9525
25K → 30K108570-462#9525#9987
30K → 20M91208-119#9987#10106
20M → 21M88133-46#10106#10152
21M → 35K33117-84#10152#10236
35K → 23M98158-60#10236#10296
23M → 24M8359+24#10296#10272
24M → 40K9349+44#10272#10228
40K → 25.2M2466-42#10228#10270
25.2M → Finish64110-46#10270#10316
TOTALS2685*2368+314

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing