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BOSTON MARATHON 2023

Stefan Matwijiw

Bib: 27133•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:19
Rank: #17345
Start → 5K
26:19 | 8:28/mi
10K· 6.21 mi
50:15
Rank: #15010 (+2335)
5K → 10K
23:56 | 7:42/mi
15K· 9.32 mi
1:14:30
Rank: #14309 (+701)
10K → 15K
24:15 | 7:48/mi
20K· 12.43 mi
1:39:13
Rank: #13965 (+344)
15K → 20K
24:43 | 7:57/mi
Half· 13.11 mi
1:44:19
Rank: #13764 (+201)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
2:03:19
Rank: #13363 (+401)
Half → 25K
19:00 | 7:50/mi
30K· 18.64 mi
2:28:58
Rank: #13222 (+141)
25K → 30K
25:39 | 8:15/mi
20M
2:40:15
Rank: #13138 (+84)
30K → 20M
11:17 | 8:18/mi
21M
2:49:12
Rank: #13107 (+31)
20M → 21M
8:57 | 8:57/mi
35K· 21.75 mi
2:55:27
Rank: #13152 (-45)
21M → 35K
6:15 | 8:21/mi
23M
3:06:07
Rank: #13135 (+17)
35K → 23M
10:40 | 8:31/mi
24M
3:15:05
Rank: #13327 (-192)
23M → 24M
8:58 | 8:58/mi
40K· 24.85 mi
3:22:57
Rank: #13499 (-172)
24M → 40K
7:52 | 9:12/mi
25.2M
3:26:16
Rank: #13540 (-41)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:34:46
Rank: #13565 (-25)
25.2M → Finish
8:30 | 8:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:19
Pace7:57 /mi
2nd Half
Distance13.11 mi
Time1:50:27
Pace8:26 /mi
📊Positive Split: 5.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4926:198:2826:19
8:28
-
10K
6.21 mi12:09:4550:158:0523:56
7:42
-0:46
15K
9.32 mi12:34:001:14:308:0024:15
7:48
+0:06
20K
12.43 mi12:58:431:39:137:5924:43
7:57
+0:09
Half
13.11 mi13:03:491:44:197:575:06
7:29
-0:28
25K
15.53 mi13:22:492:03:197:5619:00
7:50
+0:21
30K
18.64 mi13:48:282:28:587:5925:39
8:15
+0:25
20M
20.00 mi13:59:452:40:158:0111:17
8:18
+0:03
21M
21.00 mi14:08:422:49:128:038:57
8:57
+0:39
35K
21.75 mi14:14:572:55:278:046:15
8:21
-0:36
23M
23.00 mi14:25:373:06:078:0610:40
8:31
+0:10
24M
24.00 mi14:34:353:15:058:088:58
8:58
+0:27
40K
24.85 mi14:42:273:22:578:107:52
9:12
+0:14
25.2M
25.20 mi14:45:463:26:168:113:19
9:37
+0:25
Finish
26.22 mi14:54:163:34:468:128:30
8:20
-1:17

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

7:29 /mi

Average Pace

8:12 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:00

45% of race

Time at Steady Pace

1:28:40

41% of race

Time at Slower Pace

29:06

14% of race

Average Pace: 8:11 /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 mi11:45:4926:198:2826:19
8:28
#17345
10K
6.21 mi12:09:4550:158:0523:56
7:42
#15010
15K
9.32 mi12:34:001:14:308:0024:15
7:48
#14309
20K
12.43 mi12:58:431:39:137:5924:43
7:57
#13965
Half
13.11 mi13:03:491:44:197:575:06
7:29
#13764
25K
15.53 mi13:22:492:03:197:5619:00
7:50
#13363
30K
18.64 mi13:48:282:28:587:5925:39
8:15
#13222
20M
20.00 mi13:59:452:40:158:0111:17
8:18
#13138
21M
21.00 mi14:08:422:49:128:038:57
8:57
#13107
35K
21.75 mi14:14:572:55:278:046:15
8:21
#13152
23M
23.00 mi14:25:373:06:078:0610:40
8:31
#13135
24M
24.00 mi14:34:353:15:058:088:58
8:58
#13327
40K
24.85 mi14:42:273:22:578:107:52
9:12
#13499
25.2M
25.20 mi14:45:463:26:168:113:19
9:37
#13540
Finish
26.22 mi14:54:163:34:468:128:30
8:20
#13565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi17345111641116412760(Top 48%)9417(Top 62%)9417(Top 178%)
10K6.21 mi3.10 mi15010+233510332+83210332+83212263(Top 46%)9231(Top 61%)9231(Top 175%)
15K9.32 mi3.11 mi14309+70110049+28310049+28312760(Top 48%)9417(Top 62%)9417(Top 178%)
20K12.43 mi3.11 mi13965+3449884+1659884+16513063(Top 49%)9466(Top 62%)9466(Top 179%)
Half13.11 mi0.68 mi13764+2019808+769808+7610027(Top 38%)8137(Top 54%)8137(Top 154%)
25K15.53 mi2.42 mi13363+4019625+1839625+18311391(Top 43%)8669(Top 57%)8669(Top 164%)
30K18.64 mi3.11 mi13222+1419523+1029523+10212719(Top 48%)9111(Top 60%)9111(Top 172%)
20M20.00 mi1.36 mi13138+849476+479476+4712379(Top 46%)8862(Top 58%)8862(Top 168%)
21M21.00 mi1.00 mi13107+319450+269450+2613103(Top 49%)9085(Top 60%)9085(Top 172%)
35K21.75 mi0.75 mi13152-459452-29452-214398(Top 54%)9593(Top 63%)9593(Top 182%)
23M23.00 mi1.25 mi13135+179423+299423+2913344(Top 50%)9067(Top 60%)9067(Top 172%)
24M24.00 mi1.00 mi13327-1929478-559478-5517051(Top 64%)10641(Top 70%)10641(Top 201%)
40K24.85 mi0.85 mi13499-1729522-449522-4417078(Top 64%)10606(Top 70%)10606(Top 201%)
25.2M25.20 mi0.35 mi13540-419530-89530-815669(Top 59%)9957(Top 66%)9957(Top 188%)
Finish26.22 mi1.02 mi13565-259523+79523+714322(Top 54%)9394(Top 62%)9394(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12760

Males

9417

M18-39

9417

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

12263

Males

9231

M18-39

9231

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12760

Males

9417

M18-39

9417

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

13063

Males

9466

M18-39

9466

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10027

Males

8137

M18-39

8137

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

11391

Males

8669

M18-39

8669

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12719

Males

9111

M18-39

9111

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12379

Males

8862

M18-39

8862

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13103

Males

9085

M18-39

9085

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

14398

Males

9593

M18-39

9593

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13344

Males

9067

M18-39

9067

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

17051

Males

10641

M18-39

10641

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17078

Males

10606

M18-39

10606

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15669

Males

9957

M18-39

9957

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

14322

Males

9394

M18-39

9394

Passing Analysis

Category:
Athletes Passed
4824
Passed By
1044
Net Change
+3780
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17345
5K → 10K234914+2335#17345#15010
10K → 15K72019+701#15010#14309
15K → 20K38440+344#14309#13965
20K → Half2010+201#13965#13764
Half → 25K4109+401#13764#13363
25K → 30K257116+141#13363#13222
30K → 20M12541+84#13222#13138
20M → 21M10675+31#13138#13107
21M → 35K4186-45#13107#13152
35K → 23M9982+17#13152#13135
23M → 24M25217-192#13135#13327
24M → 40K23195-172#13327#13499
40K → 25.2M1960-41#13499#13540
25.2M → Finish6590-25#13540#13565
TOTALS48241044+3780
📊

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