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BOSTON MARATHON 2025

Miguel Serrano

Bib: 8828•M

IN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 23%
Division (M50-54)
#0 / 1996
Top 18%
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
6:56/mi
21:31
↑ 97↓ 3451.5%
10K· 6.21 mi
7:00/mi
43:16
↑ 79↓ 1380.4%
15K· 9.32 mi
6:55/mi
1:04:46
↑ 67↓ 78
20K· 12.43 mi
6:57/mi
1:26:22
↑ 106↓ 860.1%
Half· 13.11 mi
6:52/mi
1:31:03
↑ 19↓ 370.5%
25K· 15.53 mi
7:00/mi
1:48:02
↑ 66↓ 880.2%
30K· 18.64 mi
7:28/mi
2:11:14
↑ 181↓ 1480.2%
20M
7:35/mi
2:21:32
↑ 64↓ 500.2%
21M
7:51/mi
2:29:23
↑ 106↓ 241.6%
35K· 21.75 mi
7:25/mi
2:34:56
↑ 17↓ 861.7%
23M
7:40/mi
2:44:32
↑ 23↓ 630.6%
24M
7:33/mi
2:52:05
↓ 821.3%
40K· 24.85 mi
7:37/mi
2:58:36
↓ 200.3%
25.2M
8:13/mi
3:01:26
↑ 13↓ 160.2%
Finish· 26.22 mi
7:23/mi
3:08:57
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:03
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:37:54
Pace7:28 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:5321:316:5621:31
6:56
-
10K
6.21 mi11:08:3843:166:5821:45
7:00
+0:04
15K
9.32 mi11:30:081:04:466:5721:30
6:55
-0:05
20K
12.43 mi11:51:441:26:226:5721:36
6:57
+0:02
Half
13.11 mi11:56:251:31:036:574:41
6:52
-0:05
25K
15.53 mi12:13:241:48:026:5716:59
7:00
+0:08
30K
18.64 mi12:36:362:11:147:0223:12
7:28
+0:28
20M
20.00 mi12:46:542:21:327:0510:18
7:35
+0:07
21M
21.00 mi12:54:452:29:237:077:51
7:51
+0:16
35K
21.75 mi13:00:182:34:567:075:33
7:25
-0:26
23M
23.00 mi13:09:542:44:327:099:36
7:40
+0:15
24M
24.00 mi13:17:272:52:057:107:33
7:33
-0:07
40K
24.85 mi13:23:582:58:367:116:31
7:37
+0:04
25.2M
25.20 mi13:26:483:01:267:122:50
8:13
+0:36
Finish
26.22 mi13:34:193:08:577:137:31
7:23
-0:50

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

6:52 /mi

Average Pace

7:13 /mi

Slowest Pace

8:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:51

80% of race

Time at Steady Pace

34:16

18% of race

Time at Slower Pace

2:50

1% 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 mi10:46:5321:316:5621:31
6:56
#7258
10K
6.21 mi11:08:3843:166:5821:45
7:00
#7609
15K
9.32 mi11:30:081:04:466:5721:30
6:55
#7425
20K
12.43 mi11:51:441:26:226:5721:36
6:57
#7167
Half
13.11 mi11:56:251:31:036:574:41
6:52
#7150
25K
15.53 mi12:13:241:48:026:5716:59
7:00
#6965
30K
18.64 mi12:36:362:11:147:0223:12
7:28
#6926
20M
20.00 mi12:46:542:21:327:0510:18
7:35
#6888
21M
21.00 mi12:54:452:29:237:077:51
7:51
#6776
35K
21.75 mi13:00:182:34:567:075:33
7:25
#6781
23M
23.00 mi13:09:542:44:327:099:36
7:40
#6778
24M
24.00 mi13:17:272:52:057:107:33
7:33
#6779
40K
24.85 mi13:23:582:58:367:116:31
7:37
#6776
25.2M
25.20 mi13:26:483:01:267:122:50
8:13
#6744
Finish
26.22 mi13:34:193:08:577:137:31
7:23
#6748
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7258648964897087(Top 25%)6315(Top 39%)6315(Top 316%)
10K6.21 mi3.10 mi7609-3516727-2386727-2387915(Top 28%)6922(Top 43%)6922(Top 347%)
15K9.32 mi3.11 mi7425+1846593+1346593+1347087(Top 25%)6315(Top 39%)6315(Top 316%)
20K12.43 mi3.11 mi7167+2586394+1996394+1996597(Top 23%)5903(Top 37%)5903(Top 296%)
Half13.11 mi0.68 mi7150+176380+146380+146657(Top 23%)5953(Top 37%)5953(Top 298%)
25K15.53 mi2.42 mi6965+1856231+1496231+1496361(Top 22%)5663(Top 35%)5663(Top 284%)
30K18.64 mi3.11 mi6926+396153+786153+787513(Top 26%)6285(Top 39%)6285(Top 315%)
20M20.00 mi1.36 mi6888+386103+506103+507521(Top 26%)6150(Top 38%)6150(Top 308%)
21M21.00 mi1.00 mi6776+1125993+1105993+1106485(Top 23%)5380(Top 33%)5380(Top 270%)
35K21.75 mi0.75 mi6781-55983+105983+108021(Top 28%)6306(Top 39%)6306(Top 316%)
23M23.00 mi1.25 mi6778+35942+415942+417670(Top 27%)5972(Top 37%)5972(Top 299%)
24M24.00 mi1.00 mi6779-15916+265916+268031(Top 28%)6126(Top 38%)6126(Top 307%)
40K24.85 mi0.85 mi6776+35888+285888+287525(Top 26%)5730(Top 36%)5730(Top 287%)
25.2M25.20 mi0.35 mi6744+325848+405848+407110(Top 25%)5400(Top 34%)5400(Top 271%)
Finish26.22 mi1.02 mi6748-45826+225826+228299(Top 29%)6075(Top 38%)6075(Top 304%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

7087

Males

6315

M50-54

6315

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7915

Males

6922

M50-54

6922

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

7087

Males

6315

M50-54

6315

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6597

Males

5903

M50-54

5903

20K→Half

12.4 - 13.1 mi

Top 23%
×2story building
+19ft-37ft

Overall

6657

Males

5953

M50-54

5953

Half→25K

13.1 - 15.5 mi

Top 22%
×4story building
+66ft-88ft

Overall

6361

Males

5663

M50-54

5663

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7513

Males

6285

M50-54

6285

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

7521

Males

6150

M50-54

6150

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6485

Males

5380

M50-54

5380

21M→35K

21.0 - 21.8 mi

Top 28%
×7story building
+17ft-86ft

Overall

8021

Males

6306

M50-54

6306

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7670

Males

5972

M50-54

5972

23M→24M

23.0 - 24.0 mi

Top 28%
×6story building
+12ft-82ft

Overall

8031

Males

6126

M50-54

6126

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7525

Males

5730

M50-54

5730

40K→25.2M

24.9 - 25.2 mi

Top 25%
×1story
+13ft-16ft

Overall

7110

Males

5400

M50-54

5400

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

8299

Males

6075

M50-54

6075

Passing Analysis

Category:
Athletes Passed
1685
Passed By
1175
Net Change
+510
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7258
5K → 10K89440-351#7258#7609
10K → 15K23551+184#7609#7425
15K → 20K27921+258#7425#7167
20K → Half2710+17#7167#7150
Half → 25K21429+185#7150#6965
25K → 30K192153+39#6965#6926
30K → 20M11072+38#6926#6888
20M → 21M14331+112#6888#6776
21M → 35K4247-5#6776#6781
35K → 23M10299+3#6781#6778
23M → 24M7374-1#6778#6779
24M → 40K6663+3#6779#6776
40K → 25.2M5321+32#6776#6744
25.2M → Finish6064-4#6744#6748
TOTALS16851175+510
📊

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