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BOSTON MARATHON 2025

Jose Serna

Bib: 19181•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 49%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 42%
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
7:49/mi
24:16
↑ 97↓ 3451.5%
10K· 6.21 mi
7:48/mi
48:30
↑ 79↓ 1380.4%
15K· 9.32 mi
7:59/mi
1:13:19
↑ 67↓ 78
20K· 12.43 mi
7:54/mi
1:37:52
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:43:09
↑ 19↓ 370.5%
25K· 15.53 mi
7:59/mi
2:02:31
↑ 66↓ 880.2%
30K· 18.64 mi
8:16/mi
2:28:11
↑ 181↓ 1480.2%
20M
8:40/mi
2:39:57
↑ 64↓ 500.2%
21M
8:53/mi
2:48:50
↑ 106↓ 241.6%
35K· 21.75 mi
8:01/mi
2:54:50
↑ 17↓ 861.7%
23M
8:43/mi
3:05:45
↑ 23↓ 630.6%
24M
8:05/mi
3:13:50
↓ 821.3%
40K· 24.85 mi
8:19/mi
3:20:57
↓ 200.3%
25.2M
10:21/mi
3:24:31
↑ 13↓ 160.2%
Finish· 26.22 mi
8:25/mi
3:33:06
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:09
Pace7:52 /mi
2nd Half
Distance13.11 mi
Time1:49:57
Pace8:23 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:0924:167:4924:16
7:49
-
10K
6.21 mi11:39:2348:307:4824:14
7:48
-0:01
15K
9.32 mi12:04:121:13:197:5224:49
7:59
+0:11
20K
12.43 mi12:28:451:37:527:5324:33
7:54
-0:05
Half
13.11 mi12:34:021:43:097:525:17
7:45
-0:09
25K
15.53 mi12:53:242:02:317:5319:22
7:59
+0:14
30K
18.64 mi13:19:042:28:117:5725:40
8:16
+0:17
20M
20.00 mi13:30:502:39:578:0011:46
8:40
+0:24
21M
21.00 mi13:39:432:48:508:028:53
8:53
+0:13
35K
21.75 mi13:45:432:54:508:026:00
8:01
-0:52
23M
23.00 mi13:56:383:05:458:0510:55
8:43
+0:42
24M
24.00 mi14:04:433:13:508:058:05
8:05
-0:38
40K
24.85 mi14:11:503:20:578:057:07
8:19
+0:14
25.2M
25.20 mi14:15:243:24:318:073:34
10:21
+2:02
Finish
26.22 mi14:23:593:33:068:088:35
8:25
-1:56

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

7:45 /mi

Average Pace

8:08 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:17

2% of race

Time at Steady Pace

2:44:06

77% of race

Time at Slower Pace

43:43

21% of race

Average Pace: 8:08 /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 mi11:15:0924:167:4924:16
7:49
#14890
10K
6.21 mi11:39:2348:307:4824:14
7:48
#14828
15K
9.32 mi12:04:121:13:197:5224:49
7:59
#15209
20K
12.43 mi12:28:451:37:527:5324:33
7:54
#14874
Half
13.11 mi12:34:021:43:097:525:17
7:45
#14816
25K
15.53 mi12:53:242:02:317:5319:22
7:59
#14605
30K
18.64 mi13:19:042:28:117:5725:40
8:16
#14278
20M
20.00 mi13:30:502:39:578:0011:46
8:40
#14294
21M
21.00 mi13:39:432:48:508:028:53
8:53
#14177
35K
21.75 mi13:45:432:54:508:026:00
8:01
#14081
23M
23.00 mi13:56:383:05:458:0510:55
8:43
#14153
24M
24.00 mi14:04:433:13:508:058:05
8:05
#14037
40K
24.85 mi14:11:503:20:578:057:07
8:19
#13920
25.2M
25.20 mi14:15:243:24:318:073:34
10:21
#14015
Finish
26.22 mi14:23:593:33:068:088:35
8:25
#14055
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi14890103881038815937(Top 56%)10777(Top 67%)10777(Top 654%)
10K6.21 mi3.10 mi14828+6210339+4910339+4914783(Top 52%)10329(Top 64%)10329(Top 627%)
15K9.32 mi3.11 mi15209-38110482-14310482-14315937(Top 56%)10777(Top 67%)10777(Top 654%)
20K12.43 mi3.11 mi14874+33510311+17110311+17114093(Top 50%)9910(Top 62%)9910(Top 601%)
Half13.11 mi0.68 mi14816+5810288+2310288+2313737(Top 48%)9786(Top 61%)9786(Top 594%)
25K15.53 mi2.42 mi14605+21110166+12210166+12213778(Top 49%)9645(Top 60%)9645(Top 585%)
30K18.64 mi3.11 mi14278+3279970+1969970+19613234(Top 47%)9241(Top 57%)9241(Top 561%)
20M20.00 mi1.36 mi14294-169952+189952+1814771(Top 52%)9808(Top 61%)9808(Top 595%)
21M21.00 mi1.00 mi14177+1179875+779875+7712815(Top 45%)8756(Top 54%)8756(Top 531%)
35K21.75 mi0.75 mi14081+969808+679808+6712387(Top 44%)8522(Top 53%)8522(Top 517%)
23M23.00 mi1.25 mi14153-729796+129796+1214644(Top 52%)9461(Top 59%)9461(Top 574%)
24M24.00 mi1.00 mi14037+1169712+849712+8411792(Top 42%)8065(Top 50%)8065(Top 489%)
40K24.85 mi0.85 mi13920+1179630+829630+8212280(Top 43%)8187(Top 51%)8187(Top 497%)
25.2M25.20 mi0.35 mi14015-959679-499679-4918382(Top 65%)10990(Top 68%)10990(Top 667%)
Finish26.22 mi1.02 mi14055-409669+109669+1015710(Top 55%)9799(Top 61%)9799(Top 595%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

15937

Males

10777

M55-59

10777

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

14783

Males

10329

M55-59

10329

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

15937

Males

10777

M55-59

10777

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

14093

Males

9910

M55-59

9910

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

13737

Males

9786

M55-59

9786

Half→25K

13.1 - 15.5 mi

Top 49%
×4story building
+66ft-88ft

Overall

13778

Males

9645

M55-59

9645

25K→30K

15.5 - 18.6 mi

Top 47%
×9story building
+181ft-148ft

Overall

13234

Males

9241

M55-59

9241

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

14771

Males

9808

M55-59

9808

20M→21M

20.0 - 21.0 mi

Top 45%
×8story building
+106ft-24ft

Overall

12815

Males

8756

M55-59

8756

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

12387

Males

8522

M55-59

8522

35K→23M

21.8 - 23.0 mi

Top 52%
×5story building
+23ft-63ft

Overall

14644

Males

9461

M55-59

9461

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11792

Males

8065

M55-59

8065

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12280

Males

8187

M55-59

8187

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18382

Males

10990

M55-59

10990

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

15710

Males

9799

M55-59

9799

Passing Analysis

Category:
Athletes Passed
2417
Passed By
1582
Net Change
+835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14890
5K → 10K316254+62#14890#14828
10K → 15K104485-381#14828#15209
15K → 20K38348+335#15209#14874
20K → Half7214+58#14874#14816
Half → 25K26958+211#14816#14605
25K → 30K41790+327#14605#14278
30K → 20M111127-16#14278#14294
20M → 21M17356+117#14294#14177
21M → 35K11721+96#14177#14081
35K → 23M92164-72#14081#14153
23M → 24M14226+116#14153#14037
24M → 40K14023+117#14037#13920
40K → 25.2M16111-95#13920#14015
25.2M → Finish65105-40#14015#14055
TOTALS24171582+835
📊

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