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BOSTON MARATHON 2025

Franz Heusgen

Bib: 8171•M

SC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M40-44)
#0 / 2247
Top 43%
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
7:09/mi
22:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:09/mi
44:25
↑ 79↓ 1380.4%
15K· 9.32 mi
7:02/mi
1:06:17
↑ 67↓ 78
20K· 12.43 mi
7:14/mi
1:28:46
↑ 106↓ 860.1%
Half· 13.11 mi
6:40/mi
1:33:19
↑ 19↓ 370.5%
25K· 15.53 mi
6:53/mi
1:50:00
↑ 66↓ 880.2%
30K· 18.64 mi
7:07/mi
2:12:08
↑ 181↓ 1480.2%
20M
7:16/mi
2:22:00
↑ 64↓ 500.2%
21M
7:30/mi
2:29:30
↑ 106↓ 241.6%
35K· 21.75 mi
7:04/mi
2:34:47
↑ 17↓ 861.7%
23M
6:59/mi
2:43:32
↑ 23↓ 630.6%
24M
6:51/mi
2:50:23
↓ 821.3%
40K· 24.85 mi
6:45/mi
2:56:09
↓ 200.3%
25.2M
7:44/mi
2:58:49
↑ 13↓ 160.2%
Finish· 26.22 mi
6:32/mi
3:05:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:33:19
Pace7:07 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
📊Negative Split: 1.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:2922:127:0922:12
7:09
-
10K
6.21 mi10:53:4244:257:0922:13
7:09
0:00
15K
9.32 mi11:15:341:06:177:0721:52
7:02
-0:07
20K
12.43 mi11:38:031:28:467:0922:29
7:14
+0:12
Half
13.11 mi11:42:361:33:197:074:33
6:40
-0:34
25K
15.53 mi11:59:171:50:007:0516:41
6:53
+0:13
30K
18.64 mi12:21:252:12:087:0522:08
7:07
+0:14
20M
20.00 mi12:31:172:22:007:069:52
7:16
+0:09
21M
21.00 mi12:38:472:29:307:077:30
7:30
+0:14
35K
21.75 mi12:44:042:34:477:075:17
7:04
-0:26
23M
23.00 mi12:52:492:43:327:078:45
6:59
-0:05
24M
24.00 mi12:59:402:50:237:066:51
6:51
-0:08
40K
24.85 mi13:05:262:56:097:055:46
6:45
-0:06
25.2M
25.20 mi13:08:062:58:497:062:40
7:44
+0:59
Finish
26.22 mi13:14:453:05:287:056:39
6:32
-1:12

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

6:32 /mi

Average Pace

7:05 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:57

77% of race

Time at Steady Pace

39:51

21% of race

Time at Slower Pace

2:40

1% of race

Average Pace: 7:04 /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 mi10:31:2922:127:0922:12
7:09
#9003
10K
6.21 mi10:53:4244:257:0922:13
7:09
#8996
15K
9.32 mi11:15:341:06:177:0721:52
7:02
#8573
20K
12.43 mi11:38:031:28:467:0922:29
7:14
#8480
Half
13.11 mi11:42:361:33:197:074:33
6:40
#8287
25K
15.53 mi11:59:171:50:007:0516:41
6:53
#7796
30K
18.64 mi12:21:252:12:087:0522:08
7:07
#7265
20M
20.00 mi12:31:172:22:007:069:52
7:16
#7068
21M
21.00 mi12:38:472:29:307:077:30
7:30
#6813
35K
21.75 mi12:44:042:34:477:075:17
7:04
#6735
23M
23.00 mi12:52:492:43:327:078:45
6:59
#6473
24M
24.00 mi12:59:402:50:237:066:51
6:51
#6310
40K
24.85 mi13:05:262:56:097:055:46
6:45
#6100
25.2M
25.20 mi13:08:062:58:497:062:40
7:44
#6048
Finish
26.22 mi13:14:453:05:287:056:39
6:32
#5842
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9003760576057853(Top 28%)6845(Top 43%)6845(Top 305%)
10K6.21 mi3.10 mi8996+77593+127593+129060(Top 32%)7634(Top 47%)7634(Top 340%)
15K9.32 mi3.11 mi8573+4237333+2607333+2607853(Top 28%)6845(Top 43%)6845(Top 305%)
20K12.43 mi3.11 mi8480+937244+897244+898486(Top 30%)7148(Top 44%)7148(Top 318%)
Half13.11 mi0.68 mi8287+1937120+1247120+1245000(Top 18%)4629(Top 29%)4629(Top 206%)
25K15.53 mi2.42 mi7796+4916802+3186802+3185501(Top 19%)4991(Top 31%)4991(Top 222%)
30K18.64 mi3.11 mi7265+5316396+4066396+4065443(Top 19%)4890(Top 30%)4890(Top 218%)
20M20.00 mi1.36 mi7068+1976230+1666230+1665536(Top 19%)4861(Top 30%)4861(Top 216%)
21M21.00 mi1.00 mi6813+2556018+2126018+2124604(Top 16%)4074(Top 25%)4074(Top 181%)
35K21.75 mi0.75 mi6735+785945+735945+735731(Top 20%)4867(Top 30%)4867(Top 217%)
23M23.00 mi1.25 mi6473+2625733+2125733+2123692(Top 13%)3336(Top 21%)3336(Top 148%)
24M24.00 mi1.00 mi6310+1635590+1435590+1433801(Top 13%)3375(Top 21%)3375(Top 150%)
40K24.85 mi0.85 mi6100+2105423+1675423+1672589(Top 9%)2357(Top 15%)2357(Top 105%)
25.2M25.20 mi0.35 mi6048+525374+495374+494464(Top 16%)3742(Top 23%)3742(Top 167%)
Finish26.22 mi1.02 mi5842+2065199+1755199+1752950(Top 10%)2631(Top 16%)2631(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7853

Males

6845

M40-44

6845

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9060

Males

7634

M40-44

7634

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7853

Males

6845

M40-44

6845

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8486

Males

7148

M40-44

7148

20K→Half

12.4 - 13.1 mi

Top 18%
×2story building
+19ft-37ft

Overall

5000

Males

4629

M40-44

4629

Half→25K

13.1 - 15.5 mi

Top 19%
×4story building
+66ft-88ft

Overall

5501

Males

4991

M40-44

4991

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5443

Males

4890

M40-44

4890

30K→20M

18.6 - 20.0 mi

Top 19%
×5story building
+64ft-50ft

Overall

5536

Males

4861

M40-44

4861

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4604

Males

4074

M40-44

4074

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5731

Males

4867

M40-44

4867

35K→23M

21.8 - 23.0 mi

Top 13%
×5story building
+23ft-63ft

Overall

3692

Males

3336

M40-44

3336

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3801

Males

3375

M40-44

3375

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2589

Males

2357

M40-44

2357

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4464

Males

3742

M40-44

3742

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2story building
+22ft-21ft

Overall

2950

Males

2631

M40-44

2631

Passing Analysis

Category:
Athletes Passed
3560
Passed By
399
Net Change
+3161
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9003
5K → 10K223216+7#9003#8996
10K → 15K44825+423#8996#8573
15K → 20K212119+93#8573#8480
20K → Half1930+193#8480#8287
Half → 25K4921+491#8287#7796
25K → 30K5398+531#7796#7265
30K → 20M20710+197#7265#7068
20M → 21M2561+255#7068#6813
21M → 35K835+78#6813#6735
35K → 23M2642+262#6735#6473
23M → 24M1685+163#6473#6310
24M → 40K2100+210#6310#6100
40K → 25.2M575+52#6100#6048
25.2M → Finish2082+206#6048#5842
TOTALS3560399+3161
📊

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