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BOSTON MARATHON 2025

Jonas Timmermann

Bib: 6485•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 24%
Gender (Male)
#0 / 16105
Top 36%
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:03
Rank: #3501
Start → 5K
20:03 | 6:27/mi
10K· 6.21 mi
40:32
Rank: #3948 (-447)
5K → 10K
20:29 | 6:36/mi
15K· 9.32 mi
1:01:11
Rank: #4135 (-187)
10K → 15K
20:39 | 6:39/mi
20K· 12.43 mi
1:22:20
Rank: #4372 (-237)
15K → 20K
21:09 | 6:48/mi
Half· 13.11 mi
1:26:55
Rank: #4411 (-39)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:43:45
Rank: #4617 (-206)
Half → 25K
16:50 | 6:57/mi
30K· 18.64 mi
2:06:58
Rank: #5261 (-644)
25K → 30K
23:13 | 7:28/mi
20M
2:17:40
Rank: #5617 (-356)
30K → 20M
10:42 | 7:52/mi
21M
2:26:19
Rank: #5856 (-239)
20M → 21M
8:39 | 8:39/mi
35K· 21.75 mi
2:32:16
Rank: #6044 (-188)
21M → 35K
5:57 | 7:57/mi
23M
2:42:40
Rank: #6255 (-211)
35K → 23M
10:24 | 8:18/mi
24M
2:50:58
Rank: #6457 (-202)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
2:57:49
Rank: #6522 (-65)
24M → 40K
6:51 | 8:01/mi
25.2M
3:00:48
Rank: #6552 (-30)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:09:01
Rank: #6774 (-222)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:55
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:42:06
Pace7:47 /mi
📊Positive Split: 17.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1320:036:2720:03
6:27
-
10K
6.21 mi10:44:4240:326:3120:29
6:36
+0:09
15K
9.32 mi11:05:211:01:116:3420:39
6:39
+0:03
20K
12.43 mi11:26:301:22:206:3821:09
6:48
+0:09
Half
13.11 mi11:31:051:26:556:384:35
6:43
-0:05
25K
15.53 mi11:47:551:43:456:4116:50
6:57
+0:14
30K
18.64 mi12:11:082:06:586:4923:13
7:28
+0:31
20M
20.00 mi12:21:502:17:406:5310:42
7:52
+0:24
21M
21.00 mi12:30:292:26:196:588:39
8:39
+0:47
35K
21.75 mi12:36:262:32:167:005:57
7:57
-0:42
23M
23.00 mi12:46:502:42:407:0410:24
8:18
+0:21
24M
24.00 mi12:55:082:50:587:078:18
8:18
0:00
40K
24.85 mi13:01:592:57:497:096:51
8:01
-0:17
25.2M
25.20 mi13:04:583:00:487:102:59
8:39
+0:38
Finish
26.22 mi13:13:113:09:017:138:13
8:04
-0:35

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

6:27 /mi

Average Pace

7:13 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:58

67% of race

Time at Steady Pace

31:43

17% of race

Time at Slower Pace

30:20

16% of race

Average Pace: 7:13 /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 mi10:24:1320:036:2720:03
6:27
#3501
10K
6.21 mi10:44:4240:326:3120:29
6:36
#3948
15K
9.32 mi11:05:211:01:116:3420:39
6:39
#4135
20K
12.43 mi11:26:301:22:206:3821:09
6:48
#4372
Half
13.11 mi11:31:051:26:556:384:35
6:43
#4411
25K
15.53 mi11:47:551:43:456:4116:50
6:57
#4617
30K
18.64 mi12:11:082:06:586:4923:13
7:28
#5261
20M
20.00 mi12:21:502:17:406:5310:42
7:52
#5617
21M
21.00 mi12:30:292:26:196:588:39
8:39
#5856
35K
21.75 mi12:36:262:32:167:005:57
7:57
#6044
23M
23.00 mi12:46:502:42:407:0410:24
8:18
#6255
24M
24.00 mi12:55:082:50:587:078:18
8:18
#6457
40K
24.85 mi13:01:592:57:497:096:51
8:01
#6522
25.2M
25.20 mi13:04:583:00:487:102:59
8:39
#6552
Finish
26.22 mi13:13:113:09:017:138:13
8:04
#6774
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3501332833284631(Top 16%)4335(Top 27%)4335(Top 77%)
10K6.21 mi3.10 mi3948-4473732-4043732-4044430(Top 16%)4155(Top 26%)4155(Top 74%)
15K9.32 mi3.11 mi4135-1873897-1653897-1654631(Top 16%)4335(Top 27%)4335(Top 77%)
20K12.43 mi3.11 mi4372-2374106-2094106-2095380(Top 19%)4936(Top 31%)4936(Top 87%)
Half13.11 mi0.68 mi4411-394140-344140-345487(Top 19%)5042(Top 31%)5042(Top 89%)
25K15.53 mi2.42 mi4617-2064309-1694309-1695944(Top 21%)5357(Top 33%)5357(Top 95%)
30K18.64 mi3.11 mi5261-6444834-5254834-5257550(Top 27%)6313(Top 39%)6313(Top 112%)
20M20.00 mi1.36 mi5617-3565126-2925126-2929505(Top 33%)7257(Top 45%)7257(Top 129%)
21M21.00 mi1.00 mi5856-2395299-1735299-17311337(Top 40%)8035(Top 50%)8035(Top 142%)
35K21.75 mi0.75 mi6044-1885426-1275426-12711873(Top 42%)8243(Top 51%)8243(Top 146%)
23M23.00 mi1.25 mi6255-2115573-1475573-14712044(Top 42%)8244(Top 51%)8244(Top 146%)
24M24.00 mi1.00 mi6457-2025700-1275700-12713212(Top 47%)8737(Top 54%)8737(Top 155%)
40K24.85 mi0.85 mi6522-655715-155715-1510246(Top 36%)7159(Top 44%)7159(Top 127%)
25.2M25.20 mi0.35 mi6552-305721-65721-69634(Top 34%)6753(Top 42%)6753(Top 120%)
Finish26.22 mi1.02 mi6774-2225845-1245845-12413270(Top 47%)8636(Top 54%)8636(Top 153%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4631

Males

4335

M18-39

4335

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4430

Males

4155

M18-39

4155

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4631

Males

4335

M18-39

4335

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5380

Males

4936

M18-39

4936

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5487

Males

5042

M18-39

5042

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5944

Males

5357

M18-39

5357

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7550

Males

6313

M18-39

6313

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9505

Males

7257

M18-39

7257

20M→21M

20.0 - 21.0 mi

Top 40%
×8stories
+106ft-24ft

Overall

11337

Males

8035

M18-39

8035

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11873

Males

8243

M18-39

8243

35K→23M

21.8 - 23.0 mi

Top 42%
×5stories
+23ft-63ft

Overall

12044

Males

8244

M18-39

8244

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

13212

Males

8737

M18-39

8737

24M→40K

24.0 - 24.9 mi

Top 36%
×1story
+6ft-20ft

Overall

10246

Males

7159

M18-39

7159

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9634

Males

6753

M18-39

6753

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

13270

Males

8636

M18-39

8636

Passing Analysis

Category:
Athletes Passed
410
Passed By
3683
Net Change
-3273
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3501
5K → 10K20467-447#3501#3948
10K → 15K37224-187#3948#4135
15K → 20K44281-237#4135#4372
20K → Half746-39#4372#4411
Half → 25K61267-206#4411#4617
25K → 30K44688-644#4617#5261
30K → 20M20376-356#5261#5617
20M → 21M24263-239#5617#5856
21M → 35K14202-188#5856#6044
35K → 23M42253-211#6044#6255
23M → 24M23225-202#6255#6457
24M → 40K38103-65#6457#6522
40K → 25.2M1949-30#6522#6552
25.2M → Finish17239-222#6552#6774
TOTALS4103683-3273
📊

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