Boston Marathon logo
BOSTON MARATHON 2025

Bjørn Landråk

Bib: 7955•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 18%
Gender (Male)
#0 / 16105
Top 29%
Masters (Masters Men)
#0 / 10463
Top 15%
Division (M45-49)
#0 / 2386
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:30
Rank: #4577
Start → 5K
20:30 | 6:36/mi
10K· 6.21 mi
41:20
Rank: #4942 (-365)
5K → 10K
20:50 | 6:42/mi
15K· 9.32 mi
1:02:22
Rank: #5169 (-227)
10K → 15K
21:02 | 6:46/mi
20K· 12.43 mi
1:23:38
Rank: #5267 (-98)
15K → 20K
21:16 | 6:51/mi
Half· 13.11 mi
1:28:16
Rank: #5303 (-36)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:44:59
Rank: #5345 (-42)
Half → 25K
16:43 | 6:54/mi
30K· 18.64 mi
2:07:16
Rank: #5389 (-44)
25K → 30K
22:17 | 7:10/mi
20M
2:17:05
Rank: #5395 (-6)
30K → 20M
9:49 | 7:13/mi
21M
2:24:54
Rank: #5439 (-44)
20M → 21M
7:49 | 7:49/mi
35K· 21.75 mi
2:30:07
Rank: #5393 (+46)
21M → 35K
5:13 | 6:58/mi
23M
2:39:15
Rank: #5347 (+46)
35K → 23M
9:08 | 7:18/mi
24M
2:46:20
Rank: #5302 (+45)
23M → 24M
7:05 | 7:05/mi
40K· 24.85 mi
2:52:28
Rank: #5229 (+73)
24M → 40K
6:08 | 7:10/mi
25.2M
2:55:11
Rank: #5213 (+16)
40K → 25.2M
2:43 | 7:53/mi
Finish· 26.22 mi
3:02:07
Rank: #5143 (+70)
25.2M → Finish
6:56 | 6:48/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
Time1:28:16
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:33:51
Pace7:10 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4520:306:3620:30
6:36
-
10K
6.21 mi10:48:3541:206:3920:50
6:42
+0:06
15K
9.32 mi11:09:371:02:226:4121:02
6:46
+0:04
20K
12.43 mi11:30:531:23:386:4421:16
6:51
+0:05
Half
13.11 mi11:35:311:28:166:444:38
6:47
-0:04
25K
15.53 mi11:52:141:44:596:4516:43
6:54
+0:07
30K
18.64 mi12:14:312:07:166:5022:17
7:10
+0:16
20M
20.00 mi12:24:202:17:056:519:49
7:13
+0:03
21M
21.00 mi12:32:092:24:546:547:49
7:49
+0:36
35K
21.75 mi12:37:222:30:076:545:13
6:58
-0:51
23M
23.00 mi12:46:302:39:156:559:08
7:18
+0:20
24M
24.00 mi12:53:352:46:206:567:05
7:05
-0:13
40K
24.85 mi12:59:432:52:286:566:08
7:10
+0:05
25.2M
25.20 mi13:02:262:55:116:572:43
7:53
+0:43
Finish
26.22 mi13:09:223:02:076:576:56
6:48
-1:05

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

6:36 /mi

Average Pace

6:57 /mi

Slowest Pace

7:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:27

89% of race

Time at Steady Pace

9:08

5% of race

Time at Slower Pace

10:32

6% of race

Average Pace: 6:57 /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 mi10:27:4520:306:3620:30
6:36
#4577
10K
6.21 mi10:48:3541:206:3920:50
6:42
#4942
15K
9.32 mi11:09:371:02:226:4121:02
6:46
#5169
20K
12.43 mi11:30:531:23:386:4421:16
6:51
#5267
Half
13.11 mi11:35:311:28:166:444:38
6:47
#5303
25K
15.53 mi11:52:141:44:596:4516:43
6:54
#5345
30K
18.64 mi12:14:312:07:166:5022:17
7:10
#5389
20M
20.00 mi12:24:202:17:056:519:49
7:13
#5395
21M
21.00 mi12:32:092:24:546:547:49
7:49
#5439
35K
21.75 mi12:37:222:30:076:545:13
6:58
#5393
23M
23.00 mi12:46:302:39:156:559:08
7:18
#5347
24M
24.00 mi12:53:352:46:206:567:05
7:05
#5302
40K
24.85 mi12:59:432:52:286:566:08
7:10
#5229
25.2M
25.20 mi13:02:262:55:116:572:43
7:53
#5213
Finish
26.22 mi13:09:223:02:076:576:56
6:48
#5143
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi4577430043005769(Top 20%)5258(Top 33%)5258(Top 220%)
10K6.21 mi3.10 mi4942-3654610-3104610-3105374(Top 19%)4966(Top 31%)4966(Top 208%)
15K9.32 mi3.11 mi5169-2274807-1974807-1975769(Top 20%)5258(Top 33%)5258(Top 220%)
20K12.43 mi3.11 mi5267-984880-734880-735729(Top 20%)5219(Top 32%)5219(Top 219%)
Half13.11 mi0.68 mi5303-364908-284908-286001(Top 21%)5422(Top 34%)5422(Top 227%)
25K15.53 mi2.42 mi5345-424924-164924-165606(Top 20%)5080(Top 32%)5080(Top 213%)
30K18.64 mi3.11 mi5389-444942-184942-185736(Top 20%)5118(Top 32%)5118(Top 215%)
20M20.00 mi1.36 mi5395-64941+14941+15308(Top 19%)4705(Top 29%)4705(Top 197%)
21M21.00 mi1.00 mi5439-444970-294970-296251(Top 22%)5219(Top 32%)5219(Top 219%)
35K21.75 mi0.75 mi5393+464923+474923+475147(Top 18%)4479(Top 28%)4479(Top 188%)
23M23.00 mi1.25 mi5347+464873+504873+505415(Top 19%)4604(Top 29%)4604(Top 193%)
24M24.00 mi1.00 mi5302+454826+474826+475113(Top 18%)4332(Top 27%)4332(Top 182%)
40K24.85 mi0.85 mi5229+734754+724754+724877(Top 17%)4121(Top 26%)4121(Top 173%)
25.2M25.20 mi0.35 mi5213+164736+184736+185228(Top 18%)4249(Top 26%)4249(Top 178%)
Finish26.22 mi1.02 mi5143+704667+694667+694504(Top 16%)3796(Top 24%)3796(Top 159%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5769

Males

5258

M45-49

5258

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5374

Males

4966

M45-49

4966

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5769

Males

5258

M45-49

5258

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5729

Males

5219

M45-49

5219

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

6001

Males

5422

M45-49

5422

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5606

Males

5080

M45-49

5080

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5736

Males

5118

M45-49

5118

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5308

Males

4705

M45-49

4705

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

6251

Males

5219

M45-49

5219

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

5147

Males

4479

M45-49

4479

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5415

Males

4604

M45-49

4604

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

5113

Males

4332

M45-49

4332

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4877

Males

4121

M45-49

4121

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

5228

Males

4249

M45-49

4249

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4504

Males

3796

M45-49

3796

Passing Analysis

Category:
Athletes Passed
1067
Passed By
1633
Net Change
-566
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4577
5K → 10K63428-365#4577#4942
10K → 15K58285-227#4942#5169
15K → 20K92190-98#5169#5267
20K → Half1753-36#5267#5303
Half → 25K104146-42#5303#5345
25K → 30K155199-44#5345#5389
30K → 20M7783-6#5389#5395
20M → 21M5498-44#5395#5439
21M → 35K7327+46#5439#5393
35K → 23M10458+46#5393#5347
23M → 24M7429+45#5347#5302
24M → 40K8613+73#5302#5229
40K → 25.2M2812+16#5229#5213
25.2M → Finish8212+70#5213#5143
TOTALS10671633-566
📊

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