Boston Marathon logo
BOSTON MARATHON 2025

Matthias Jahnke

Bib: 26529•M

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:49
Rank: #22215
Start → 5K
27:49 | 8:57/mi
10K· 6.21 mi
55:56
Rank: #22434 (-219)
5K → 10K
28:07 | 9:03/mi
15K· 9.32 mi
1:23:59
Rank: #22325 (+109)
10K → 15K
28:03 | 9:02/mi
20K· 12.43 mi
1:53:13
Rank: #22398 (-73)
15K → 20K
29:14 | 9:25/mi
Half· 13.11 mi
1:59:39
Rank: #22458 (-60)
20K → Half
6:26 | 9:26/mi
25K· 15.53 mi
2:23:15
Rank: #22512 (-54)
Half → 25K
23:36 | 9:44/mi
30K· 18.64 mi
2:55:22
Rank: #22514 (-2)
25K → 30K
32:07 | 10:20/mi
20M
3:09:41
Rank: #22505 (+9)
30K → 20M
14:19 | 10:32/mi
21M
3:20:38
Rank: #22418 (+87)
20M → 21M
10:57 | 10:57/mi
35K· 21.75 mi
3:28:37
Rank: #22460 (-42)
21M → 35K
7:59 | 10:40/mi
23M
3:42:05
Rank: #22468 (-8)
35K → 23M
13:28 | 10:45/mi
24M
3:52:56
Rank: #22509 (-41)
23M → 24M
10:51 | 10:51/mi
40K· 24.85 mi
4:02:15
Rank: #22525 (-16)
24M → 40K
9:19 | 10:54/mi
25.2M
4:06:13
Rank: #22514 (+11)
40K → 25.2M
3:58 | 11:30/mi
Finish· 26.22 mi
4:16:03
Rank: #22485 (+29)
25.2M → Finish
9:50 | 9:39/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:39
Pace9:08 /mi
2nd Half
Distance13.11 mi
Time2:16:24
Pace10:24 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:0827:498:5727:49
8:57
-
10K
6.21 mi12:11:1555:569:0028:07
9:03
+0:06
15K
9.32 mi12:39:181:23:599:0128:03
9:02
-0:01
20K
12.43 mi13:08:321:53:139:0729:14
9:25
+0:23
Half
13.11 mi13:14:581:59:399:086:26
9:26
+0:01
25K
15.53 mi13:38:342:23:159:1323:36
9:44
+0:18
30K
18.64 mi14:10:412:55:229:2432:07
10:20
+0:36
20M
20.00 mi14:25:003:09:419:2914:19
10:32
+0:12
21M
21.00 mi14:35:573:20:389:3310:57
10:57
+0:25
35K
21.75 mi14:43:563:28:379:367:59
10:40
-0:17
23M
23.00 mi14:57:243:42:059:3913:28
10:45
+0:05
24M
24.00 mi15:08:153:52:569:4210:51
10:51
+0:06
40K
24.85 mi15:17:344:02:159:459:19
10:54
+0:03
25.2M
25.20 mi15:21:324:06:139:463:58
11:30
+0:36
Finish
26.22 mi15:31:224:16:039:469:50
9:39
-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

8:57 /mi

Average Pace

9:46 /mi

Slowest Pace

11:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:33:05

60% of race

Time at Steady Pace

54:25

21% of race

Time at Slower Pace

48:33

19% of race

Average Pace: 9:46 /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 mi11:43:0827:498:5727:49
8:57
#22215
10K
6.21 mi12:11:1555:569:0028:07
9:03
#22434
15K
9.32 mi12:39:181:23:599:0128:03
9:02
#22325
20K
12.43 mi13:08:321:53:139:0729:14
9:25
#22398
Half
13.11 mi13:14:581:59:399:086:26
9:26
#22458
25K
15.53 mi13:38:342:23:159:1323:36
9:44
#22512
30K
18.64 mi14:10:412:55:229:2432:07
10:20
#22514
20M
20.00 mi14:25:003:09:419:2914:19
10:32
#22505
21M
21.00 mi14:35:573:20:389:3310:57
10:57
#22418
35K
21.75 mi14:43:563:28:379:367:59
10:40
#22460
23M
23.00 mi14:57:243:42:059:3913:28
10:45
#22468
24M
24.00 mi15:08:153:52:569:4210:51
10:51
#22509
40K
24.85 mi15:17:344:02:159:459:19
10:54
#22525
25.2M
25.20 mi15:21:324:06:139:463:58
11:30
#22514
Finish
26.22 mi15:31:224:16:039:469:50
9:39
#22485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi22215134071340722162(Top 78%)13460(Top 84%)13460(Top 599%)
10K6.21 mi3.10 mi22434-21913515-10813515-10822603(Top 80%)13619(Top 85%)13619(Top 606%)
15K9.32 mi3.11 mi22325+10913497+1813497+1822162(Top 78%)13460(Top 84%)13460(Top 599%)
20K12.43 mi3.11 mi22398-7313523-2613523-2622601(Top 80%)13622(Top 85%)13622(Top 606%)
Half13.11 mi0.68 mi22458-6013550-2713550-2723333(Top 82%)13933(Top 87%)13933(Top 620%)
25K15.53 mi2.42 mi22512-5413586-3613586-3622575(Top 79%)13546(Top 84%)13546(Top 603%)
30K18.64 mi3.11 mi22514-213533+5313533+5322558(Top 79%)13418(Top 83%)13418(Top 597%)
20M20.00 mi1.36 mi22505+913510+2313510+2322526(Top 79%)13301(Top 83%)13301(Top 592%)
21M21.00 mi1.00 mi22418+8713459+5113459+5121250(Top 75%)12615(Top 78%)12615(Top 561%)
35K21.75 mi0.75 mi22460-4213461-213461-223509(Top 83%)13637(Top 85%)13637(Top 607%)
23M23.00 mi1.25 mi22468-813436+2513436+2522647(Top 80%)13170(Top 82%)13170(Top 586%)
24M24.00 mi1.00 mi22509-4113430+613430+623665(Top 83%)13643(Top 85%)13643(Top 607%)
40K24.85 mi0.85 mi22525-1613420+1013420+1022891(Top 81%)13188(Top 82%)13188(Top 587%)
25.2M25.20 mi0.35 mi22514+1113412+813412+822034(Top 78%)12809(Top 80%)12809(Top 570%)
Finish26.22 mi1.02 mi22485+2913375+3713375+3721717(Top 76%)12643(Top 79%)12643(Top 563%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21stories
+97ft-345ft

Overall

22162

Males

13460

M40-44

13460

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22603

Males

13619

M40-44

13619

10K→15K

6.2 - 9.3 mi

Top 78%
×3stories
+67ft-78ft

Overall

22162

Males

13460

M40-44

13460

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22601

Males

13622

M40-44

13622

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

23333

Males

13933

M40-44

13933

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

22575

Males

13546

M40-44

13546

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

22558

Males

13418

M40-44

13418

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

22526

Males

13301

M40-44

13301

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21250

Males

12615

M40-44

12615

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

23509

Males

13637

M40-44

13637

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

22647

Males

13170

M40-44

13170

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23665

Males

13643

M40-44

13643

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

22891

Males

13188

M40-44

13188

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22034

Males

12809

M40-44

12809

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2stories
+22ft-21ft

Overall

21717

Males

12643

M40-44

12643

Passing Analysis

Category:
Athletes Passed
1344
Passed By
1614
Net Change
-270
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22215
5K → 10K171390-219#22215#22434
10K → 15K236127+109#22434#22325
15K → 20K147220-73#22325#22398
20K → Half2080-60#22398#22458
Half → 25K132186-54#22458#22512
25K → 30K180182-2#22512#22514
30K → 20M8172+9#22514#22505
20M → 21M11528+87#22505#22418
21M → 35K2971-42#22418#22460
35K → 23M6876-8#22460#22468
23M → 24M3879-41#22468#22509
24M → 40K4056-16#22509#22525
40K → 25.2M2413+11#22525#22514
25.2M → Finish6334+29#22514#22485
TOTALS13441614-270
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing