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BOSTON MARATHON 2025

Daniel Rasmussen

Bib: 12792•M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Male)
#0 / 16105
Top 46%
Masters (Masters Men)
#0 / 10463
Top 35%
Division (M45-49)
#0 / 2386
Top 50%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:54
Rank: #11038
Start → 5K
22:54 | 7:22/mi
10K· 6.21 mi
45:52
Rank: #11060 (-22)
5K → 10K
22:58 | 7:24/mi
15K· 9.32 mi
1:08:40
Rank: #10779 (+281)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:31:32
Rank: #10449 (+330)
15K → 20K
22:52 | 7:22/mi
Half· 13.11 mi
1:36:27
Rank: #10362 (+87)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:54:23
Rank: #10118 (+244)
Half → 25K
17:56 | 7:24/mi
30K· 18.64 mi
2:18:28
Rank: #9934 (+184)
25K → 30K
24:05 | 7:45/mi
20M
2:29:07
Rank: #9838 (+96)
30K → 20M
10:39 | 7:50/mi
21M
2:37:39
Rank: #9849 (-11)
20M → 21M
8:32 | 8:32/mi
35K· 21.75 mi
2:43:15
Rank: #9800 (+49)
21M → 35K
5:36 | 7:29/mi
23M
2:52:55
Rank: #9655 (+145)
35K → 23M
9:40 | 7:43/mi
24M
3:01:16
Rank: #9822 (-167)
23M → 24M
8:21 | 8:21/mi
40K· 24.85 mi
3:07:27
Rank: #9592 (+230)
24M → 40K
6:11 | 7:14/mi
25.2M
3:10:24
Rank: #9562 (+30)
40K → 25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:17:52
Rank: #9466 (+96)
25.2M → Finish
7:28 | 7:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:27
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:41:25
Pace7:44 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2222:547:2222:54
7:22
-
10K
6.21 mi11:15:2045:527:2322:58
7:24
+0:02
15K
9.32 mi11:38:081:08:407:2222:48
7:20
-0:04
20K
12.43 mi12:01:001:31:327:2222:52
7:22
+0:02
Half
13.11 mi12:05:551:36:277:214:55
7:12
-0:10
25K
15.53 mi12:23:511:54:237:2217:56
7:24
+0:12
30K
18.64 mi12:47:562:18:287:2624:05
7:45
+0:21
20M
20.00 mi12:58:352:29:077:2710:39
7:50
+0:05
21M
21.00 mi13:07:072:37:397:308:32
8:32
+0:42
35K
21.75 mi13:12:432:43:157:305:36
7:29
-1:03
23M
23.00 mi13:22:232:52:557:319:40
7:43
+0:14
24M
24.00 mi13:30:443:01:167:338:21
8:21
+0:38
40K
24.85 mi13:36:553:07:277:336:11
7:14
-1:07
25.2M
25.20 mi13:39:523:10:247:332:57
8:33
+1:19
Finish
26.22 mi13:47:203:17:527:337:28
7:20
-1:13

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

7:12 /mi

Average Pace

7:33 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:02

90% of race

Time at Steady Pace

8:21

4% of race

Time at Slower Pace

11:29

6% of race

Average Pace: 7:33 /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 mi10:52:2222:547:2222:54
7:22
#11038
10K
6.21 mi11:15:2045:527:2322:58
7:24
#11060
15K
9.32 mi11:38:081:08:407:2222:48
7:20
#10779
20K
12.43 mi12:01:001:31:327:2222:52
7:22
#10449
Half
13.11 mi12:05:551:36:277:214:55
7:12
#10362
25K
15.53 mi12:23:511:54:237:2217:56
7:24
#10118
30K
18.64 mi12:47:562:18:287:2624:05
7:45
#9934
20M
20.00 mi12:58:352:29:077:2710:39
7:50
#9838
21M
21.00 mi13:07:072:37:397:308:32
8:32
#9849
35K
21.75 mi13:12:432:43:157:305:36
7:29
#9800
23M
23.00 mi13:22:232:52:557:319:40
7:43
#9655
24M
24.00 mi13:30:443:01:167:338:21
8:21
#9822
40K
24.85 mi13:36:553:07:277:336:11
7:14
#9592
25.2M
25.20 mi13:39:523:10:247:332:57
8:33
#9562
Finish
26.22 mi13:47:203:17:527:337:28
7:20
#9466
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi110388706870610296(Top 36%)8242(Top 51%)8242(Top 345%)
10K6.21 mi3.10 mi11060-228703+38703+311120(Top 39%)8716(Top 54%)8716(Top 365%)
15K9.32 mi3.11 mi10779+2818535+1688535+16810296(Top 36%)8242(Top 51%)8242(Top 345%)
20K12.43 mi3.11 mi10449+3308345+1908345+1909541(Top 34%)7759(Top 48%)7759(Top 325%)
Half13.11 mi0.68 mi10362+878286+598286+599112(Top 32%)7544(Top 47%)7544(Top 316%)
25K15.53 mi2.42 mi10118+2448125+1618125+1619116(Top 32%)7408(Top 46%)7408(Top 310%)
30K18.64 mi3.11 mi9934+1847980+1457980+1459560(Top 34%)7460(Top 46%)7460(Top 313%)
20M20.00 mi1.36 mi9838+967899+817899+819261(Top 33%)7137(Top 44%)7137(Top 299%)
21M21.00 mi1.00 mi9849-117867+327867+3210662(Top 38%)7694(Top 48%)7694(Top 322%)
35K21.75 mi0.75 mi9800+497816+517816+518503(Top 30%)6595(Top 41%)6595(Top 276%)
23M23.00 mi1.25 mi9655+1457703+1137703+1138020(Top 28%)6176(Top 38%)6176(Top 259%)
24M24.00 mi1.00 mi9822-1677745-427745-4213536(Top 48%)8908(Top 55%)8908(Top 373%)
40K24.85 mi0.85 mi9592+2307588+1577588+1575245(Top 18%)4386(Top 27%)4386(Top 184%)
25.2M25.20 mi0.35 mi9562+307560+287560+289064(Top 32%)6483(Top 40%)6483(Top 272%)
Finish26.22 mi1.02 mi9466+967464+967464+967953(Top 28%)5887(Top 37%)5887(Top 247%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

10296

Males

8242

M45-49

8242

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

11120

Males

8716

M45-49

8716

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

10296

Males

8242

M45-49

8242

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9541

Males

7759

M45-49

7759

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9112

Males

7544

M45-49

7544

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9116

Males

7408

M45-49

7408

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9560

Males

7460

M45-49

7460

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9261

Males

7137

M45-49

7137

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

10662

Males

7694

M45-49

7694

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

8503

Males

6595

M45-49

6595

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

8020

Males

6176

M45-49

6176

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13536

Males

8908

M45-49

8908

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

5245

Males

4386

M45-49

4386

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9064

Males

6483

M45-49

6483

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7953

Males

5887

M45-49

5887

Passing Analysis

Category:
Athletes Passed
2603*
Passed By
1030
Net Change
+1572
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11038
5K → 10K248270-22#11038#11060
10K → 15K33554+281#11060#10779
15K → 20K36535+330#10779#10449
20K → Half881+87#10449#10362
Half → 25K28743+244#10362#10118
25K → 30K312*128+184#10118#9934
30K → 20M15457+96#9934#9838
20M → 21M99110-11#9838#9849
21M → 35K8233+49#9849#9800
35K → 23M17732+145#9800#9655
23M → 24M49216-167#9655#9822
24M → 40K2322+230#9822#9592
40K → 25.2M4313+30#9592#9562
25.2M → Finish13236+96#9562#9466
TOTALS2603*1030+1572

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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