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BOSTON MARATHON 2023

Matthew Salminen

Bib: 857•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 6%
Gender (Male)
#0 / 15176
Top 10%
Division (M18-39)
#0 / 5285
Top 23%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:30
Rank: #2832
Start → 5K
20:30 | 6:36/mi
10K· 6.21 mi
40:39
Rank: #2743 (+89)
5K → 10K
20:09 | 6:29/mi
15K· 9.32 mi
1:00:53
Rank: #2703 (+40)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:21:04
Rank: #2586 (+117)
15K → 20K
20:11 | 6:30/mi
Half· 13.11 mi
1:25:29
Rank: #2583 (+3)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:41:17
Rank: #2512 (+71)
Half → 25K
15:48 | 6:31/mi
30K· 18.64 mi
2:01:30
Rank: #2311 (+201)
25K → 30K
20:13 | 6:30/mi
20M
2:10:19
Rank: #2220 (+91)
30K → 20M
8:49 | 6:29/mi
21M
2:17:02
Rank: #2127 (+93)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:21:43
Rank: #2085 (+42)
21M → 35K
4:41 | 6:16/mi
23M
2:29:43
Rank: #1981 (+104)
35K → 23M
8:00 | 6:23/mi
24M
2:35:46
Rank: #1878 (+103)
23M → 24M
6:03 | 6:03/mi
40K· 24.85 mi
2:40:42
Rank: #1727 (+151)
24M → 40K
4:56 | 5:46/mi
25.2M
2:42:48
Rank: #1670 (+57)
40K → 25.2M
2:06 | 6:05/mi
Finish· 26.22 mi
2:48:35
Rank: #1554 (+116)
25.2M → Finish
5:47 | 5:41/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:25:29
Pace6:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:23:06
Pace6:20 /mi
📊Negative Split: 2.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0920:306:3620:30
6:36
-
10K
6.21 mi10:41:1840:396:3320:09
6:29
-0:07
15K
9.32 mi11:01:321:00:536:3220:14
6:31
+0:02
20K
12.43 mi11:21:431:21:046:3120:11
6:30
-0:01
Half
13.11 mi11:26:081:25:296:314:25
6:28
-0:02
25K
15.53 mi11:41:561:41:176:3115:48
6:31
+0:03
30K
18.64 mi12:02:092:01:306:3120:13
6:30
-0:01
20M
20.00 mi12:10:582:10:196:318:49
6:29
-0:01
21M
21.00 mi12:17:412:17:026:326:43
6:43
+0:14
35K
21.75 mi12:22:222:21:436:314:41
6:16
-0:27
23M
23.00 mi12:30:222:29:436:318:00
6:23
+0:07
24M
24.00 mi12:36:252:35:466:296:03
6:03
-0:20
40K
24.85 mi12:41:212:40:426:284:56
5:46
-0:17
25.2M
25.20 mi12:43:272:42:486:282:06
6:05
+0:19
Finish
26.22 mi12:49:142:48:356:265:47
5:41
-0:24

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

5:41 /mi

Average Pace

6:26 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:52

11% of race

Time at Steady Pace

2:23:00

85% of race

Time at Slower Pace

6:43

4% of race

Average Pace: 6:26 /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 mi10:21:0920:306:3620:30
6:36
#2832
10K
6.21 mi10:41:1840:396:3320:09
6:29
#2743
15K
9.32 mi11:01:321:00:536:3220:14
6:31
#2703
20K
12.43 mi11:21:431:21:046:3120:11
6:30
#2586
Half
13.11 mi11:26:081:25:296:314:25
6:28
#2583
25K
15.53 mi11:41:561:41:176:3115:48
6:31
#2512
30K
18.64 mi12:02:092:01:306:3120:13
6:30
#2311
20M
20.00 mi12:10:582:10:196:318:49
6:29
#2220
21M
21.00 mi12:17:412:17:026:326:43
6:43
#2127
35K
21.75 mi12:22:222:21:436:314:41
6:16
#2085
23M
23.00 mi12:30:222:29:436:318:00
6:23
#1981
24M
24.00 mi12:36:252:35:466:296:03
6:03
#1878
40K
24.85 mi12:41:212:40:426:284:56
5:46
#1727
25.2M
25.20 mi12:43:272:42:486:282:06
6:05
#1670
Finish
26.22 mi12:49:142:48:356:265:47
5:41
#1554
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2832269526952692(Top 10%)2571(Top 17%)2571(Top 49%)
10K6.21 mi3.10 mi2743+892615+802615+802691(Top 10%)2573(Top 17%)2573(Top 49%)
15K9.32 mi3.11 mi2703+402581+342581+342692(Top 10%)2571(Top 17%)2571(Top 49%)
20K12.43 mi3.11 mi2586+1172473+1082473+1082250(Top 8%)2155(Top 14%)2155(Top 41%)
Half13.11 mi0.68 mi2583+3247324732554(Top 10%)2448(Top 16%)2448(Top 46%)
25K15.53 mi2.42 mi2512+712405+682405+682231(Top 8%)2139(Top 14%)2139(Top 40%)
30K18.64 mi3.11 mi2311+2012217+1882217+1881581(Top 6%)1513(Top 10%)1513(Top 29%)
20M20.00 mi1.36 mi2220+912130+872130+871403(Top 5%)1338(Top 9%)1338(Top 25%)
21M21.00 mi1.00 mi2127+932038+922038+921148(Top 4%)1094(Top 7%)1094(Top 21%)
35K21.75 mi0.75 mi2085+421999+391999+391437(Top 5%)1363(Top 9%)1363(Top 26%)
23M23.00 mi1.25 mi1981+1041899+1001899+1001076(Top 4%)1021(Top 7%)1021(Top 19%)
24M24.00 mi1.00 mi1878+1031798+1011798+101661(Top 2%)626(Top 4%)626(Top 12%)
40K24.85 mi0.85 mi1727+1511651+1471651+147128(Top 0.5%)114(Top 0.8%)114(Top 2%)
25.2M25.20 mi0.35 mi1670+571595+561595+56113(Top 0.4%)99(Top 0.7%)99(Top 2%)
Finish26.22 mi1.02 mi1554+1161486+1091486+109215(Top 0.8%)198(Top 1%)198(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2692

Males

2571

M18-39

2571

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2691

Males

2573

M18-39

2573

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2692

Males

2571

M18-39

2571

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2250

Males

2155

M18-39

2155

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2554

Males

2448

M18-39

2448

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2231

Males

2139

M18-39

2139

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1581

Males

1513

M18-39

1513

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1403

Males

1338

M18-39

1338

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1148

Males

1094

M18-39

1094

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1437

Males

1363

M18-39

1363

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1076

Males

1021

M18-39

1021

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

661

Males

626

M18-39

626

24M→40K

24.0 - 24.9 mi

Top 0.5%
×1story
+6ft-20ft

Overall

128

Males

114

M18-39

114

40K→25.2M

24.9 - 25.2 mi

Top 0.4%
×1story
+13ft-16ft

Overall

113

Males

99

M18-39

99

25.2M→Finish

25.2 - 26.2 mi

Top 0.8%
×2stories
+22ft-21ft

Overall

215

Males

198

M18-39

198

Passing Analysis

Category:
Athletes Passed
1513
Passed By
235
Net Change
+1278
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2832
5K → 10K205116+89#2832#2743
10K → 15K9858+40#2743#2703
15K → 20K13720+117#2703#2586
20K → Half1714+3#2586#2583
Half → 25K8817+71#2583#2512
25K → 30K2043+201#2512#2311
30K → 20M921+91#2311#2220
20M → 21M952+93#2220#2127
21M → 35K442+42#2127#2085
35K → 23M1062+104#2085#1981
23M → 24M1030+103#1981#1878
24M → 40K1510+151#1878#1727
40K → 25.2M570+57#1727#1670
25.2M → Finish1160+116#1670#1554
TOTALS1513235+1278
📊

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