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BOSTON MARATHON 2023

Matt Thomas

Bib: 30208•M

TX

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 1%
Gender (Male)
#0 / 15176
Top 2%
Division (M18-39)
#0 / 5285
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
5:55/mi
18:23
↑ 97↓ 3451.5%
10K· 6.21 mi
5:57/mi
36:52
↑ 79↓ 1380.4%
15K· 9.32 mi
5:42/mi
54:34
↑ 67↓ 78
20K· 12.43 mi
5:44/mi
1:12:22
↑ 106↓ 860.1%
Half· 13.11 mi
5:44/mi
1:16:17
↑ 19↓ 370.5%
25K· 15.53 mi
5:41/mi
1:30:04
↑ 66↓ 880.2%
30K· 18.64 mi
5:57/mi
1:48:34
↑ 181↓ 1480.2%
20M
6:04/mi
1:56:49
↑ 64↓ 500.2%
21M
6:21/mi
2:03:10
↑ 106↓ 241.6%
35K· 21.75 mi
6:01/mi
2:07:40
↑ 17↓ 861.7%
23M
6:19/mi
2:15:34
↑ 23↓ 630.6%
24M
6:09/mi
2:21:43
↓ 821.3%
40K· 24.85 mi
6:17/mi
2:27:05
↓ 200.3%
25.2M
6:40/mi
2:29:23
↑ 13↓ 160.2%
Finish· 26.22 mi
5:59/mi
2:35:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:17
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:19:12
Pace6:02 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:33:3118:235:5518:23
5:55
-
10K
6.21 mi11:52:0036:525:5618:29
5:57
+0:02
15K
9.32 mi12:09:4254:345:5117:42
5:42
-0:15
20K
12.43 mi12:27:301:12:225:4917:48
5:44
+0:02
Half
13.11 mi12:31:251:16:175:493:55
5:44
0:00
25K
15.53 mi12:45:121:30:045:4813:47
5:41
-0:03
30K
18.64 mi13:03:421:48:345:4918:30
5:57
+0:16
20M
20.00 mi13:11:571:56:495:508:15
6:04
+0:07
21M
21.00 mi13:18:182:03:105:526:21
6:21
+0:17
35K
21.75 mi13:22:482:07:405:524:30
6:01
-0:20
23M
23.00 mi13:30:422:15:345:547:54
6:19
+0:18
24M
24.00 mi13:36:512:21:435:546:09
6:09
-0:10
40K
24.85 mi13:42:132:27:055:555:22
6:17
+0:08
25.2M
25.20 mi13:44:312:29:235:562:18
6:40
+0:23
Finish
26.22 mi13:50:372:35:295:566:06
5:59
-0:41

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

5:56 /mi

Slowest Pace

6:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:34

86% of race

Time at Steady Pace

21:55

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 5:56 /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 mi11:33:3118:235:5518:23
5:55
#552
10K
6.21 mi11:52:0036:525:5618:29
5:57
#609
15K
9.32 mi12:09:4254:345:5117:42
5:42
#452
20K
12.43 mi12:27:301:12:225:4917:48
5:44
#385
Half
13.11 mi12:31:251:16:175:493:55
5:44
#384
25K
15.53 mi12:45:121:30:045:4813:47
5:41
#343
30K
18.64 mi13:03:421:48:345:4918:30
5:57
#331
20M
20.00 mi13:11:571:56:495:508:15
6:04
#328
21M
21.00 mi13:18:182:03:105:526:21
6:21
#327
35K
21.75 mi13:22:482:07:405:524:30
6:01
#331
23M
23.00 mi13:30:422:15:345:547:54
6:19
#341
24M
24.00 mi13:36:512:21:435:546:09
6:09
#354
40K
24.85 mi13:42:132:27:055:555:22
6:17
#350
25.2M
25.20 mi13:44:312:29:235:562:18
6:40
#353
Finish
26.22 mi13:50:372:35:295:566:06
5:59
#353
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi552509509246(Top 0.9%)217(Top 1%)217(Top 4%)
10K6.21 mi3.10 mi609-57566-57566-57691(Top 3%)647(Top 4%)647(Top 12%)
15K9.32 mi3.11 mi452+157417+149417+149246(Top 0.9%)217(Top 1%)217(Top 4%)
20K12.43 mi3.11 mi385+67350+67350+67224(Top 0.8%)199(Top 1%)199(Top 4%)
Half13.11 mi0.68 mi384+1350350316(Top 1%)292(Top 2%)292(Top 6%)
25K15.53 mi2.42 mi343+41311+39311+39166(Top 0.6%)145(Top 1.0%)145(Top 3%)
30K18.64 mi3.11 mi331+12299+12299+12331(Top 1%)304(Top 2%)304(Top 6%)
20M20.00 mi1.36 mi328+3296+3296+3437(Top 2%)403(Top 3%)403(Top 8%)
21M21.00 mi1.00 mi327+1296296404(Top 2%)372(Top 2%)372(Top 7%)
35K21.75 mi0.75 mi331-4300-4300-4696(Top 3%)656(Top 4%)656(Top 12%)
23M23.00 mi1.25 mi341-10310-10310-10847(Top 3%)803(Top 5%)803(Top 15%)
24M24.00 mi1.00 mi354-13323-13323-13857(Top 3%)812(Top 5%)812(Top 15%)
40K24.85 mi0.85 mi350+4318+5318+5813(Top 3%)769(Top 5%)769(Top 15%)
25.2M25.20 mi0.35 mi353-3321-3321-3774(Top 3%)735(Top 5%)735(Top 14%)
Finish26.22 mi1.02 mi353321321681(Top 3%)650(Top 4%)650(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.9%
×21story building
+97ft-345ft

Overall

246

Males

217

M18-39

217

5K→10K

3.1 - 6.2 mi

Top 3%
×5story building
+79ft-138ft

Overall

691

Males

647

M18-39

647

10K→15K

6.2 - 9.3 mi

Top 0.9%
×3story building
+67ft-78ft

Overall

246

Males

217

M18-39

217

15K→20K

9.3 - 12.4 mi

Top 0.8%
×5story building
+106ft-86ft

Overall

224

Males

199

M18-39

199

20K→Half

12.4 - 13.1 mi

Top 1%
×2story building
+19ft-37ft

Overall

316

Males

292

M18-39

292

Half→25K

13.1 - 15.5 mi

Top 0.6%
×4story building
+66ft-88ft

Overall

166

Males

145

M18-39

145

25K→30K

15.5 - 18.6 mi

Top 1%
×9story building
+181ft-148ft

Overall

331

Males

304

M18-39

304

30K→20M

18.6 - 20.0 mi

Top 2%
×5story building
+64ft-50ft

Overall

437

Males

403

M18-39

403

20M→21M

20.0 - 21.0 mi

Top 2%
×8story building
+106ft-24ft

Overall

404

Males

372

M18-39

372

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

696

Males

656

M18-39

656

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

847

Males

803

M18-39

803

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

857

Males

812

M18-39

812

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

813

Males

769

M18-39

769

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

774

Males

735

M18-39

735

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2story building
+22ft-21ft

Overall

681

Males

650

M18-39

650

Passing Analysis

Category:
Athletes Passed
342
Passed By
143
Net Change
+199
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#552
5K → 10K966-57#552#609
10K → 15K1570+157#609#452
15K → 20K670+67#452#385
20K → Half10+1#385#384
Half → 25K410+41#384#343
25K → 30K197+12#343#331
30K → 20M96+3#331#328
20M → 21M54+1#328#327
21M → 35K37-4#327#331
35K → 23M616-10#331#341
23M → 24M215-13#341#354
24M → 40K95+4#354#350
40K → 25.2M14-3#350#353
25.2M → Finish13130#353#353
TOTALS342143+199
📊

Passing Visuals

Category:
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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