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BOSTON MARATHON 2025

Daniel Campos

Bib: 11478•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
8:21/mi
25:56
↑ 97↓ 3451.5%
10K· 6.21 mi
8:06/mi
51:05
↑ 79↓ 1380.4%
15K· 9.32 mi
8:55/mi
1:18:48
↑ 67↓ 78
20K· 12.43 mi
8:11/mi
1:44:13
↑ 106↓ 860.1%
Half· 13.11 mi
7:59/mi
1:49:40
↑ 19↓ 370.5%
25K· 15.53 mi
8:29/mi
2:10:14
↑ 66↓ 880.2%
30K· 18.64 mi
8:35/mi
2:36:55
↑ 181↓ 1480.2%
20M
8:29/mi
2:48:27
↑ 64↓ 500.2%
21M
9:03/mi
2:57:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
3:03:25
↑ 17↓ 861.7%
23M
8:14/mi
3:13:44
↑ 23↓ 630.6%
24M
8:05/mi
3:21:49
↓ 821.3%
40K· 24.85 mi
8:22/mi
3:28:58
↓ 200.3%
25.2M
9:49/mi
3:32:21
↑ 13↓ 160.2%
Finish· 26.22 mi
8:19/mi
3:40:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:40
Pace8:22 /mi
2nd Half
Distance13.11 mi
Time1:51:10
Pace8:29 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:0225:568:2125:56
8:21
-
10K
6.21 mi11:18:1151:058:1325:09
8:06
-0:15
15K
9.32 mi11:45:541:18:488:2727:43
8:55
+0:49
20K
12.43 mi12:11:191:44:138:2325:25
8:11
-0:44
Half
13.11 mi12:16:461:49:408:225:27
7:59
-0:12
25K
15.53 mi12:37:202:10:148:2320:34
8:29
+0:30
30K
18.64 mi13:04:012:36:558:2526:41
8:35
+0:06
20M
20.00 mi13:15:332:48:278:2511:32
8:29
-0:06
21M
21.00 mi13:24:362:57:308:279:03
9:03
+0:34
35K
21.75 mi13:30:313:03:258:265:55
7:55
-1:08
23M
23.00 mi13:40:503:13:448:2510:19
8:14
+0:19
24M
24.00 mi13:48:553:21:498:258:05
8:05
-0:09
40K
24.85 mi13:56:043:28:588:247:09
8:22
+0:17
25.2M
25.20 mi13:59:273:32:218:263:23
9:49
+1:27
Finish
26.22 mi14:07:563:40:508:268:29
8:19
-1:30

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

7:55 /mi

Average Pace

8:26 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:36

20% of race

Time at Steady Pace

2:16:05

62% of race

Time at Slower Pace

40:09

18% of race

Average Pace: 8:25 /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 mi10:53:0225:568:2125:56
8:21
#18990
10K
6.21 mi11:18:1151:058:1325:09
8:06
#18107
15K
9.32 mi11:45:541:18:488:2727:43
8:55
#19372
20K
12.43 mi12:11:191:44:138:2325:25
8:11
#18558
Half
13.11 mi12:16:461:49:408:225:27
7:59
#18407
25K
15.53 mi12:37:202:10:148:2320:34
8:29
#18154
30K
18.64 mi13:04:012:36:558:2526:41
8:35
#17584
20M
20.00 mi13:15:332:48:278:2511:32
8:29
#17281
21M
21.00 mi13:24:362:57:308:279:03
9:03
#17033
35K
21.75 mi13:30:313:03:258:265:55
7:55
#16827
23M
23.00 mi13:40:503:13:448:2510:19
8:14
#16488
24M
24.00 mi13:48:553:21:498:258:05
8:05
#16254
40K
24.85 mi13:56:043:28:588:247:09
8:22
#16123
25.2M
25.20 mi13:59:273:32:218:263:23
9:49
#16123
Finish
26.22 mi14:07:563:40:508:268:29
8:19
#16070
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi18990120311203121660(Top 76%)13243(Top 82%)13243(Top 555%)
10K6.21 mi3.10 mi18107+88311658+37311658+37317141(Top 60%)11308(Top 70%)11308(Top 474%)
15K9.32 mi3.11 mi19372-126512208-55012208-55021660(Top 76%)13243(Top 82%)13243(Top 555%)
20K12.43 mi3.11 mi18558+81411850+35811850+35816171(Top 57%)10810(Top 67%)10810(Top 453%)
Half13.11 mi0.68 mi18407+15111788+6211788+6215768(Top 56%)10686(Top 66%)10686(Top 448%)
25K15.53 mi2.42 mi18154+25311654+13411654+13417061(Top 60%)11123(Top 69%)11123(Top 466%)
30K18.64 mi3.11 mi17584+57011359+29511359+29515310(Top 54%)10191(Top 63%)10191(Top 427%)
20M20.00 mi1.36 mi17281+30311216+14311216+14313694(Top 48%)9309(Top 58%)9309(Top 390%)
21M21.00 mi1.00 mi17033+24811087+12911087+12913793(Top 49%)9245(Top 57%)9245(Top 387%)
35K21.75 mi0.75 mi16827+20610992+9510992+9511629(Top 41%)8164(Top 51%)8164(Top 342%)
23M23.00 mi1.25 mi16488+33910817+17510817+17511646(Top 41%)8074(Top 50%)8074(Top 338%)
24M24.00 mi1.00 mi16254+23410687+13010687+13011797(Top 42%)8070(Top 50%)8070(Top 338%)
40K24.85 mi0.85 mi16123+13110609+7810609+7812538(Top 44%)8308(Top 52%)8308(Top 348%)
25.2M25.20 mi0.35 mi1612310598+1110598+1116095(Top 57%)9920(Top 62%)9920(Top 416%)
Finish26.22 mi1.02 mi16070+5310557+4110557+4115060(Top 53%)9510(Top 59%)9510(Top 399%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21story building
+97ft-345ft

Overall

21660

Males

13243

M45-49

13243

5K→10K

3.1 - 6.2 mi

Top 60%
×5story building
+79ft-138ft

Overall

17141

Males

11308

M45-49

11308

10K→15K

6.2 - 9.3 mi

Top 76%
×3story building
+67ft-78ft

Overall

21660

Males

13243

M45-49

13243

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

16171

Males

10810

M45-49

10810

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

15768

Males

10686

M45-49

10686

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

17061

Males

11123

M45-49

11123

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

15310

Males

10191

M45-49

10191

30K→20M

18.6 - 20.0 mi

Top 48%
×5story building
+64ft-50ft

Overall

13694

Males

9309

M45-49

9309

20M→21M

20.0 - 21.0 mi

Top 49%
×8story building
+106ft-24ft

Overall

13793

Males

9245

M45-49

9245

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11629

Males

8164

M45-49

8164

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

11646

Males

8074

M45-49

8074

23M→24M

23.0 - 24.0 mi

Top 42%
×6story building
+12ft-82ft

Overall

11797

Males

8070

M45-49

8070

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12538

Males

8308

M45-49

8308

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

16095

Males

9920

M45-49

9920

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

15060

Males

9510

M45-49

9510

Passing Analysis

Category:
Athletes Passed
4434
Passed By
1514
Net Change
+2920
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18990
5K → 10K92845+883#18990#18107
10K → 15K181283-1265#18107#19372
15K → 20K8173+814#19372#18558
20K → Half1554+151#18558#18407
Half → 25K30653+253#18407#18154
25K → 30K58818+570#18154#17584
30K → 20M3063+303#17584#17281
20M → 21M25911+248#17281#17033
21M → 35K2060+206#17033#16827
35K → 23M3434+339#16827#16488
23M → 24M2395+234#16488#16254
24M → 40K14312+131#16254#16123
40K → 25.2M30300#16123#16123
25.2M → Finish9643+53#16123#16070
TOTALS44341514+2920
📊

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