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BOSTON MARATHON 2025

Bart Fondeur

CA

Bib: 13122 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:56/mi
24:39
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:55/mi
49:15
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:06/mi
1:14:26
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:16/mi
1:40:07
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:11/mi
1:45:42
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:27/mi
2:06:12
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:22/mi
2:35:19
↑ 181↓ 1480.2%
138 ft elev
20M
9:40/mi
2:48:27
↑ 64↓ 500.2%
148 ft elev
21M
10:29/mi
2:58:56
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:35/mi
3:06:06
↑ 17↓ 861.7%
156 ft elev
23M
9:50/mi
3:18:25
↑ 23↓ 630.6%
116 ft elev
24M
10:19/mi
3:28:44
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:43/mi
3:37:54
↓ 200.3%
20 ft elev
25.2M
12:22/mi
3:42:10
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:31/mi
3:52:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:45:428:04 /mi⚡ faster
2nd Half
2:07:119:42 /mi+20.3%
Positive split — 20.3% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2924:397:5624:39
7:56
-
10K
6.21 mi11:18:0549:157:5624:36
7:55
-0:01
15K
9.32 mi11:43:161:14:267:5925:11
8:06
+0:11
20K
12.43 mi12:08:571:40:078:0325:41
8:16
+0:10
Half
13.11 mi12:14:321:45:428:045:35
8:11
-0:05
25K
15.53 mi12:35:022:06:128:0720:30
8:27
+0:16
30K
18.64 mi13:04:092:35:198:2029:07
9:22
+0:55
20M
20.00 mi13:17:172:48:278:2513:08
9:40
+0:18
21M
21.00 mi13:27:462:58:568:3110:29
10:29
+0:49
35K
21.75 mi13:34:563:06:068:337:10
9:35
-0:54
23M
23.00 mi13:47:153:18:258:3812:19
9:50
+0:15
24M
24.00 mi13:57:343:28:448:4210:19
10:19
+0:29
40K
24.85 mi14:06:443:37:548:469:10
10:43
+0:24
25.2M
25.20 mi14:11:003:42:108:494:16
12:22
+1:39
Finish
26.22 mi14:21:433:52:538:5310:43
10:31
-1:51

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

8:53 /mi

Slowest Pace

12:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:12

54% of race

Time at Steady Pace

1:01:44

27% of race

Time at Slower Pace

44:57

19% of race

Average Pace: 8:53 /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 mi10:53:2924:397:5624:39
7:56
#16043
10K
6.21 mi11:18:0549:157:5624:36
7:55
#15909
15K
9.32 mi11:43:161:14:267:5925:11
8:06
#16218
20K
12.43 mi12:08:571:40:078:0325:41
8:16
#16346
Half
13.11 mi12:14:321:45:428:045:35
8:11
#16400
25K
15.53 mi12:35:022:06:128:0720:30
8:27
#16482
30K
18.64 mi13:04:092:35:198:2029:07
9:22
#17030
20M
20.00 mi13:17:172:48:278:2513:08
9:40
#17287
21M
21.00 mi13:27:462:58:568:3110:29
10:29
#17494
35K
21.75 mi13:34:563:06:068:337:10
9:35
#17645
23M
23.00 mi13:47:153:18:258:3812:19
9:50
#17836
24M
24.00 mi13:57:343:28:448:4210:19
10:19
#18135
40K
24.85 mi14:06:443:37:548:469:10
10:43
#18414
25.2M
25.20 mi14:11:003:42:108:494:16
12:22
#18579
Finish
26.22 mi14:21:433:52:538:5310:43
10:31
#18923
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi160431083010830167651112511125
10K6.21 mi3.10 mi15909+13410784+4610784+46157981074210742
15K9.32 mi3.11 mi16218-30910908-12410908-124167651112511125
20K12.43 mi3.11 mi16346-12810950-4210950-42167361106611066
Half13.11 mi0.68 mi16400-5410973-2310973-23171621126311263
25K15.53 mi2.42 mi16482-8210985-1210985-12169091106411064
30K18.64 mi3.11 mi17030-54811145-16011145-160194221202212022
20M20.00 mi1.36 mi17287-25711222-7711222-77198141208012080
21M21.00 mi1.00 mi17494-20711277-5511277-55199351200812008
35K21.75 mi0.75 mi17645-15111334-5711334-57205831224212242
23M23.00 mi1.25 mi17836-19111384-5011384-50199141185911859
24M24.00 mi1.00 mi18135-29911493-10911493-109222831294212942
40K24.85 mi0.85 mi18414-27911590-9711590-97224861297312973
25.2M25.20 mi0.35 mi18579-16511648-5811648-58239181372013720
Finish26.22 mi1.02 mi18923-34411786-13811786-138243031392213922

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

16765

Males

11125

M50-54

11125

5K→10K

3.1 - 6.2 mi

Top 56%
×5story building
+79ft-138ft

Overall

15798

Males

10742

M50-54

10742

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

16765

Males

11125

M50-54

11125

15K→20K

9.3 - 12.4 mi

Top 59%
×5story building
+106ft-86ft

Overall

16736

Males

11066

M50-54

11066

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17162

Males

11263

M50-54

11263

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

16909

Males

11064

M50-54

11064

25K→30K

15.5 - 18.6 mi

Top 68%
×9story building
+181ft-148ft

Overall

19422

Males

12022

M50-54

12022

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

19814

Males

12080

M50-54

12080

20M→21M

20.0 - 21.0 mi

Top 70%
×8story building
+106ft-24ft

Overall

19935

Males

12008

M50-54

12008

21M→35K

21.0 - 21.8 mi

Top 72%
×7story building
+17ft-86ft

Overall

20583

Males

12242

M50-54

12242

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

19914

Males

11859

M50-54

11859

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

22283

Males

12942

M50-54

12942

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22486

Males

12973

M50-54

12973

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23918

Males

13720

M50-54

13720

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2story building
+22ft-21ft

Overall

24303

Males

13922

M50-54

13922

Passing Analysis

Category:
Athletes Passed
1176
Passed By
4056
Net Change
-2880
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16043
5K → 10K381247+134#16043#15909
10K → 15K111420-309#15909#16218
15K → 20K175303-128#16218#16346
20K → Half2074-54#16346#16400
Half → 25K121203-82#16400#16482
25K → 30K102650-548#16482#17030
30K → 20M49306-257#17030#17287
20M → 21M53260-207#17287#17494
21M → 35K35186-151#17494#17645
35K → 23M69260-191#17645#17836
23M → 24M31330-299#17836#18135
24M → 40K19298-279#18135#18414
40K → 25.2M2167-165#18414#18579
25.2M → Finish8352-344#18579#18923
TOTALS11764056-2880

Passing Charts

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