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BOSTON MARATHON 2025

Einar Sigurjónsson

Bib: 4354•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
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

Start
0:00:00
Race begins
5K· 3.11 mi
20:10
Rank: #3765
Start → 5K
20:10 | 6:29/mi
10K· 6.21 mi
40:56
Rank: #4400 (-635)
5K → 10K
20:46 | 6:41/mi
15K· 9.32 mi
1:01:56
Rank: #4755 (-355)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:23:01
Rank: #4823 (-68)
15K → 20K
21:05 | 6:47/mi
Half· 13.11 mi
1:27:34
Rank: #4827 (-4)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:44:01
Rank: #4752 (+75)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:05:48
Rank: #4732 (+20)
25K → 30K
21:47 | 7:01/mi
20M
2:15:20
Rank: #4663 (+69)
30K → 20M
9:32 | 7:01/mi
21M
2:22:59
Rank: #4674 (-11)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:28:27
Rank: #4762 (-88)
21M → 35K
5:28 | 7:18/mi
23M
2:37:44
Rank: #4858 (-96)
35K → 23M
9:17 | 7:25/mi
24M
2:44:57
Rank: #4928 (-70)
23M → 24M
7:13 | 7:13/mi
40K· 24.85 mi
2:51:20
Rank: #4977 (-49)
24M → 40K
6:23 | 7:28/mi
25.2M
2:54:33
Rank: #5072 (-95)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:05:13
Rank: #5795 (-723)
25.2M → Finish
10:40 | 10:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:34
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
📊Positive Split: 11.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0320:106:2920:10
6:29
-
10K
6.21 mi10:42:4940:566:3520:46
6:41
+0:12
15K
9.32 mi11:03:491:01:566:3921:00
6:46
+0:05
20K
12.43 mi11:24:541:23:016:4121:05
6:47
+0:01
Half
13.11 mi11:29:271:27:346:414:33
6:40
-0:07
25K
15.53 mi11:45:541:44:016:4216:27
6:47
+0:07
30K
18.64 mi12:07:412:05:486:4521:47
7:01
+0:14
20M
20.00 mi12:17:132:15:206:469:32
7:01
0:00
21M
21.00 mi12:24:522:22:596:497:39
7:39
+0:38
35K
21.75 mi12:30:202:28:276:505:28
7:18
-0:21
23M
23.00 mi12:39:372:37:446:519:17
7:25
+0:07
24M
24.00 mi12:46:502:44:576:527:13
7:13
-0:12
40K
24.85 mi12:53:132:51:206:546:23
7:28
+0:15
25.2M
25.20 mi12:56:262:54:336:563:13
9:20
+1:52
Finish
26.22 mi13:07:063:05:137:0410:40
10:28
+1:08

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

6:29 /mi

Average Pace

7:04 /mi

Slowest Pace

10:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:10

11% of race

Time at Steady Pace

2:23:31

77% of race

Time at Slower Pace

21:32

12% 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 mi10:22:0320:106:2920:10
6:29
#3765
10K
6.21 mi10:42:4940:566:3520:46
6:41
#4400
15K
9.32 mi11:03:491:01:566:3921:00
6:46
#4755
20K
12.43 mi11:24:541:23:016:4121:05
6:47
#4823
Half
13.11 mi11:29:271:27:346:414:33
6:40
#4827
25K
15.53 mi11:45:541:44:016:4216:27
6:47
#4752
30K
18.64 mi12:07:412:05:486:4521:47
7:01
#4732
20M
20.00 mi12:17:132:15:206:469:32
7:01
#4663
21M
21.00 mi12:24:522:22:596:497:39
7:39
#4674
35K
21.75 mi12:30:202:28:276:505:28
7:18
#4762
23M
23.00 mi12:39:372:37:446:519:17
7:25
#4858
24M
24.00 mi12:46:502:44:576:527:13
7:13
#4928
40K
24.85 mi12:53:132:51:206:546:23
7:28
#4977
25.2M
25.20 mi12:56:262:54:336:563:13
9:20
#5072
Finish
26.22 mi13:07:063:05:137:0410:40
10:28
#5795
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3765356435645673(Top 20%)5177(Top 32%)5177(Top 230%)
10K6.21 mi3.10 mi4400-6354139-5754139-5755197(Top 18%)4826(Top 30%)4826(Top 215%)
15K9.32 mi3.11 mi4755-3554446-3074446-3075673(Top 20%)5177(Top 32%)5177(Top 230%)
20K12.43 mi3.11 mi4823-684497-514497-515157(Top 18%)4752(Top 30%)4752(Top 211%)
Half13.11 mi0.68 mi4827-44498-14498-14994(Top 18%)4623(Top 29%)4623(Top 206%)
25K15.53 mi2.42 mi4752+754423+754423+754752(Top 17%)4375(Top 27%)4375(Top 195%)
30K18.64 mi3.11 mi4732+204388+354388+354752(Top 17%)4330(Top 27%)4330(Top 193%)
20M20.00 mi1.36 mi4663+694323+654323+654190(Top 15%)3829(Top 24%)3829(Top 170%)
21M21.00 mi1.00 mi4674-114330-74330-75370(Top 19%)4640(Top 29%)4640(Top 206%)
35K21.75 mi0.75 mi4762-884393-634393-637231(Top 25%)5815(Top 36%)5815(Top 259%)
23M23.00 mi1.25 mi4858-964464-714464-716113(Top 22%)5029(Top 31%)5029(Top 224%)
24M24.00 mi1.00 mi4928-704514-504514-505901(Top 21%)4849(Top 30%)4849(Top 216%)
40K24.85 mi0.85 mi4977-494545-314545-316564(Top 23%)5171(Top 32%)5171(Top 230%)
25.2M25.20 mi0.35 mi5072-954619-744619-7413490(Top 47%)8660(Top 54%)8660(Top 385%)
Finish26.22 mi1.02 mi5795-7235164-5455164-54524194(Top 85%)13862(Top 86%)13862(Top 617%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5673

Males

5177

M40-44

5177

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

5197

Males

4826

M40-44

4826

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5673

Males

5177

M40-44

5177

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

5157

Males

4752

M40-44

4752

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4994

Males

4623

M40-44

4623

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4752

Males

4375

M40-44

4375

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4752

Males

4330

M40-44

4330

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4190

Males

3829

M40-44

3829

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

5370

Males

4640

M40-44

4640

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7231

Males

5815

M40-44

5815

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

6113

Males

5029

M40-44

5029

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5901

Males

4849

M40-44

4849

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6564

Males

5171

M40-44

5171

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

13490

Males

8660

M40-44

8660

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24194

Males

13862

M40-44

13862

Passing Analysis

Category:
Athletes Passed
825
Passed By
2855
Net Change
-2030
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3765
5K → 10K14649-635#3765#4400
10K → 15K30385-355#4400#4755
15K → 20K104172-68#4755#4823
20K → Half2529-4#4823#4827
Half → 25K13156+75#4827#4752
25K → 30K166146+20#4752#4732
30K → 20M10738+69#4732#4663
20M → 21M6980-11#4663#4674
21M → 35K33121-88#4674#4762
35K → 23M57153-96#4762#4858
23M → 24M41111-70#4858#4928
24M → 40K4190-49#4928#4977
40K → 25.2M5100-95#4977#5072
25.2M → Finish2725-723#5072#5795
TOTALS8252855-2030
📊

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