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BOSTON MARATHON 2023

Matthew Ross

IN

Bib: 5466 M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 18%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:57/mi
21:37
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:49/mi
42:48
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:44/mi
1:03:43
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:52/mi
1:25:04
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:50/mi
1:29:44
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:58/mi
1:46:38
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:04/mi
2:08:34
↑ 181↓ 1480.2%
138 ft elev
20M
7:08/mi
2:18:15
↑ 64↓ 500.2%
148 ft elev
21M
7:26/mi
2:25:41
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:01/mi
2:30:56
↑ 17↓ 861.7%
156 ft elev
23M
7:09/mi
2:39:53
↑ 23↓ 630.6%
116 ft elev
24M
6:56/mi
2:46:49
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:06/mi
2:52:53
↓ 200.3%
20 ft elev
25.2M
7:32/mi
2:55:29
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
6:34/mi
3:02:11
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:29:446:51 /mi⚡ faster
2nd Half
1:32:277:03 /mi+3.0%
Positive split — 3.0% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1521:376:5721:37
6:57
-
10K
6.21 mi10:45:2642:486:5321:11
6:49
-0:08
15K
9.32 mi11:06:211:03:436:5020:55
6:44
-0:05
20K
12.43 mi11:27:421:25:046:5121:21
6:52
+0:08
Half
13.11 mi11:32:221:29:446:514:40
6:50
-0:02
25K
15.53 mi11:49:161:46:386:5216:54
6:58
+0:08
30K
18.64 mi12:11:122:08:346:5421:56
7:04
+0:06
20M
20.00 mi12:20:532:18:156:559:41
7:08
+0:04
21M
21.00 mi12:28:192:25:416:567:26
7:26
+0:18
35K
21.75 mi12:33:342:30:566:565:15
7:01
-0:25
23M
23.00 mi12:42:312:39:536:578:57
7:09
+0:08
24M
24.00 mi12:49:272:46:496:576:56
6:56
-0:13
40K
24.85 mi12:55:312:52:536:576:04
7:06
+0:10
25.2M
25.20 mi12:58:072:55:296:582:36
7:32
+0:26
Finish
26.22 mi13:04:493:02:116:576:42
6:34
-0:58

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

6:34 /mi

Average Pace

6:57 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:09

94% of race

Time at Steady Pace

10:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:57 /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 mi10:24:1521:376:5721:37
6:57
#5970
10K
6.21 mi10:45:2642:486:5321:11
6:49
#5723
15K
9.32 mi11:06:211:03:436:5020:55
6:44
#5326
20K
12.43 mi11:27:421:25:046:5121:21
6:52
#5274
Half
13.11 mi11:32:221:29:446:514:40
6:50
#5294
25K
15.53 mi11:49:161:46:386:5216:54
6:58
#5319
30K
18.64 mi12:11:122:08:346:5421:56
7:04
#5147
20M
20.00 mi12:20:532:18:156:559:41
7:08
#5082
21M
21.00 mi12:28:192:25:416:567:26
7:26
#5005
35K
21.75 mi12:33:342:30:566:565:15
7:01
#5011
23M
23.00 mi12:42:312:39:536:578:57
7:09
#4925
24M
24.00 mi12:49:272:46:496:576:56
6:56
#4860
40K
24.85 mi12:55:312:52:536:576:04
7:06
#4807
25.2M
25.20 mi12:58:072:55:296:582:36
7:32
#4784
Finish
26.22 mi13:04:493:02:116:576:42
6:34
#4660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi597054625462444641554155
10K6.21 mi3.10 mi5723+2475257+2055257+205546250325032
15K9.32 mi3.11 mi5326+3974929+3284929+328444641554155
20K12.43 mi3.11 mi5274+524887+424887+42511947344734
Half13.11 mi0.68 mi5294-204900-134900-13553650965096
25K15.53 mi2.42 mi5319-254922-224922-22539449694969
30K18.64 mi3.11 mi5147+1724765+1574765+157471843554355
20M20.00 mi1.36 mi5082+654706+594706+59474043304330
21M21.00 mi1.00 mi5005+774632+744632+74428039203920
35K21.75 mi0.75 mi5011-64633-14633-1539947954795
23M23.00 mi1.25 mi4925+864556+774556+77454641184118
24M24.00 mi1.00 mi4860+654500+564500+56433539273927
40K24.85 mi0.85 mi4807+534446+544446+54434038563856
25.2M25.20 mi0.35 mi4784+234420+264420+26407036123612
Finish26.22 mi1.02 mi4660+1244313+1074313+107286926062606

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21story building
+97ft-345ft

Overall

4446

Males

4155

M18-39

4155

5K→10K

3.1 - 6.2 mi

Top 21%
×5story building
+79ft-138ft

Overall

5462

Males

5032

M18-39

5032

10K→15K

6.2 - 9.3 mi

Top 17%
×3story building
+67ft-78ft

Overall

4446

Males

4155

M18-39

4155

15K→20K

9.3 - 12.4 mi

Top 19%
×5story building
+106ft-86ft

Overall

5119

Males

4734

M18-39

4734

20K→Half

12.4 - 13.1 mi

Top 21%
×2story building
+19ft-37ft

Overall

5536

Males

5096

M18-39

5096

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5394

Males

4969

M18-39

4969

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4718

Males

4355

M18-39

4355

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4740

Males

4330

M18-39

4330

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4280

Males

3920

M18-39

3920

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5399

Males

4795

M18-39

4795

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4546

Males

4118

M18-39

4118

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4335

Males

3927

M18-39

3927

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4340

Males

3856

M18-39

3856

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4070

Males

3612

M18-39

3612

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2869

Males

2606

M18-39

2606

Passing Analysis

Category:
Athletes Passed
1876
Passed By
566
Net Change
+1310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5970
5K → 10K34194+247#5970#5723
10K → 15K40912+397#5723#5326
15K → 20K13684+52#5326#5274
20K → Half1333-20#5274#5294
Half → 25K80105-25#5294#5319
25K → 30K22957+172#5319#5147
30K → 20M10237+65#5147#5082
20M → 21M10225+77#5082#5005
21M → 35K3541-6#5005#5011
35K → 23M11125+86#5011#4925
23M → 24M8419+65#4925#4860
24M → 40K6815+53#4860#4807
40K → 25.2M3310+23#4807#4784
25.2M → Finish1339+124#4784#4660
TOTALS1876566+1310

Passing Charts

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