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BOSTON MARATHON 2025

Blake Fonda

Bib: 4579•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 13%
Gender (Male)
#0 / 16105
Top 21%
Division (M18-39)
#0 / 5642
Top 45%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:53
Rank: #3114
Start → 5K
19:53 | 6:24/mi
10K· 6.21 mi
39:31
Rank: #2787 (+327)
5K → 10K
19:38 | 6:19/mi
15K· 9.32 mi
59:22
Rank: #2802 (-15)
10K → 15K
19:51 | 6:23/mi
20K· 12.43 mi
1:19:11
Rank: #2684 (+118)
15K → 20K
19:49 | 6:23/mi
Half· 13.11 mi
1:23:28
Rank: #2657 (+27)
20K → Half
4:17 | 6:17/mi
25K· 15.53 mi
1:38:56
Rank: #2566 (+91)
Half → 25K
15:28 | 6:23/mi
30K· 18.64 mi
2:00:46
Rank: #2909 (-343)
25K → 30K
21:50 | 7:02/mi
20M
2:11:03
Rank: #3172 (-263)
30K → 20M
10:17 | 7:34/mi
21M
2:18:37
Rank: #3236 (-64)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:24:06
Rank: #3359 (-123)
21M → 35K
5:29 | 7:20/mi
23M
2:33:11
Rank: #3413 (-54)
35K → 23M
9:05 | 7:15/mi
24M
2:40:30
Rank: #3522 (-109)
23M → 24M
7:19 | 7:19/mi
40K· 24.85 mi
2:46:39
Rank: #3545 (-23)
24M → 40K
6:09 | 7:12/mi
25.2M
2:49:19
Rank: #3546 (-1)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:56:38
Rank: #3645 (-99)
25.2M → Finish
7:19 | 7:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:28
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:33:10
Pace7:06 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2619:536:2419:53
6:24
-
10K
6.21 mi10:43:0439:316:2219:38
6:19
-0:05
15K
9.32 mi11:02:5559:226:2219:51
6:23
+0:04
20K
12.43 mi11:22:441:19:116:2219:49
6:23
0:00
Half
13.11 mi11:27:011:23:286:224:17
6:17
-0:06
25K
15.53 mi11:42:291:38:566:2215:28
6:23
+0:06
30K
18.64 mi12:04:192:00:466:2921:50
7:02
+0:39
20M
20.00 mi12:14:362:11:036:3310:17
7:34
+0:32
21M
21.00 mi12:22:102:18:376:367:34
7:34
0:00
35K
21.75 mi12:27:392:24:066:385:29
7:20
-0:14
23M
23.00 mi12:36:442:33:116:409:05
7:15
-0:05
24M
24.00 mi12:44:032:40:306:417:19
7:19
+0:04
40K
24.85 mi12:50:122:46:396:426:09
7:12
-0:07
25.2M
25.20 mi12:52:522:49:196:432:40
7:44
+0:32
Finish
26.22 mi13:00:112:56:386:457:19
7:11
-0:33

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

6:17 /mi

Average Pace

6:45 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:56

56% of race

Time at Steady Pace

57:11

32% of race

Time at Slower Pace

20:31

12% of race

Average Pace: 6:44 /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 mi10:23:2619:536:2419:53
6:24
#3114
10K
6.21 mi10:43:0439:316:2219:38
6:19
#2787
15K
9.32 mi11:02:5559:226:2219:51
6:23
#2802
20K
12.43 mi11:22:441:19:116:2219:49
6:23
#2684
Half
13.11 mi11:27:011:23:286:224:17
6:17
#2657
25K
15.53 mi11:42:291:38:566:2215:28
6:23
#2566
30K
18.64 mi12:04:192:00:466:2921:50
7:02
#2909
20M
20.00 mi12:14:362:11:036:3310:17
7:34
#3172
21M
21.00 mi12:22:102:18:376:367:34
7:34
#3236
35K
21.75 mi12:27:392:24:066:385:29
7:20
#3359
23M
23.00 mi12:36:442:33:116:409:05
7:15
#3413
24M
24.00 mi12:44:032:40:306:417:19
7:19
#3522
40K
24.85 mi12:50:122:46:396:426:09
7:12
#3545
25.2M
25.20 mi12:52:522:49:196:432:40
7:44
#3546
Finish
26.22 mi13:00:112:56:386:457:19
7:11
#3645
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3114295829582862(Top 10%)2727(Top 17%)2727(Top 48%)
10K6.21 mi3.10 mi2787+3272654+3042654+3042527(Top 9%)2413(Top 15%)2413(Top 43%)
15K9.32 mi3.11 mi2802-152671-172671-172862(Top 10%)2727(Top 17%)2727(Top 48%)
20K12.43 mi3.11 mi2684+1182559+1122559+1122403(Top 8%)2292(Top 14%)2292(Top 41%)
Half13.11 mi0.68 mi2657+272535+242535+242396(Top 8%)2293(Top 14%)2293(Top 41%)
25K15.53 mi2.42 mi2566+912450+852450+852253(Top 8%)2143(Top 13%)2143(Top 38%)
30K18.64 mi3.11 mi2909-3432770-3202770-3204847(Top 17%)4410(Top 27%)4410(Top 78%)
20M20.00 mi1.36 mi3172-2633005-2353005-2357426(Top 26%)6086(Top 38%)6086(Top 108%)
21M21.00 mi1.00 mi3236-643060-553060-554914(Top 17%)4302(Top 27%)4302(Top 76%)
35K21.75 mi0.75 mi3359-1233171-1113171-1117349(Top 26%)5883(Top 37%)5883(Top 104%)
23M23.00 mi1.25 mi3413-543215-443215-445178(Top 18%)4429(Top 28%)4429(Top 79%)
24M24.00 mi1.00 mi3522-1093305-903305-906466(Top 23%)5188(Top 32%)5188(Top 92%)
40K24.85 mi0.85 mi3545-233316-113316-114970(Top 17%)4180(Top 26%)4180(Top 74%)
25.2M25.20 mi0.35 mi3546-13313+33313+34428(Top 16%)3706(Top 23%)3706(Top 66%)
Finish26.22 mi1.02 mi3645-993393-803393-806873(Top 24%)5239(Top 33%)5239(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2862

Males

2727

M18-39

2727

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2527

Males

2413

M18-39

2413

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2862

Males

2727

M18-39

2727

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2403

Males

2292

M18-39

2292

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2396

Males

2293

M18-39

2293

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2253

Males

2143

M18-39

2143

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4847

Males

4410

M18-39

4410

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7426

Males

6086

M18-39

6086

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4914

Males

4302

M18-39

4302

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7349

Males

5883

M18-39

5883

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

5178

Males

4429

M18-39

4429

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6466

Males

5188

M18-39

5188

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4970

Males

4180

M18-39

4180

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4428

Males

3706

M18-39

3706

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6873

Males

5239

M18-39

5239

Passing Analysis

Category:
Athletes Passed
951
Passed By
1482
Net Change
-531
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3114
5K → 10K35225+327#3114#2787
10K → 15K6782-15#2787#2802
15K → 20K14325+118#2802#2684
20K → Half325+27#2684#2657
Half → 25K10918+91#2657#2566
25K → 30K31374-343#2566#2909
30K → 20M16279-263#2909#3172
20M → 21M3195-64#3172#3236
21M → 35K12135-123#3236#3359
35K → 23M48102-54#3359#3413
23M → 24M19128-109#3413#3522
24M → 40K4164-23#3522#3545
40K → 25.2M2526-1#3545#3546
25.2M → Finish25124-99#3546#3645
TOTALS9511482-531
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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