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BOSTON MARATHON 2023

Fabián Matamoros Brenes

Bib: 4121•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M40-44)
#0 / 2241
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:32
Rank: #2922
Start → 5K
20:32 | 6:37/mi
10K· 6.21 mi
40:18
Rank: #2422 (+500)
5K → 10K
19:46 | 6:22/mi
15K· 9.32 mi
59:56
Rank: #2154 (+268)
10K → 15K
19:38 | 6:19/mi
20K· 12.43 mi
1:20:03
Rank: #2157 (-3)
15K → 20K
20:07 | 6:28/mi
Half· 13.11 mi
1:24:33
Rank: #2196 (-39)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:42:25
Rank: #2937 (-741)
Half → 25K
17:52 | 7:22/mi
30K· 18.64 mi
2:03:56
Rank: #3030 (-93)
25K → 30K
21:31 | 6:56/mi
20M
2:13:22
Rank: #3055 (-25)
30K → 20M
9:26 | 6:57/mi
21M
2:20:46
Rank: #3113 (-58)
20M → 21M
7:24 | 7:24/mi
35K· 21.75 mi
2:25:38
Rank: #3067 (+46)
21M → 35K
4:52 | 6:30/mi
23M
2:34:09
Rank: #3011 (+56)
35K → 23M
8:31 | 6:48/mi
24M
2:40:49
Rank: #2980 (+31)
23M → 24M
6:40 | 6:40/mi
40K· 24.85 mi
2:46:45
Rank: #2968 (+12)
24M → 40K
5:56 | 6:56/mi
25.2M
2:49:20
Rank: #2970 (-2)
40K → 25.2M
2:35 | 7:29/mi
Finish· 26.22 mi
2:56:21
Rank: #3015 (-45)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:33
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:31:48
Pace7:00 /mi
📊Positive Split: 8.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1720:326:3720:32
6:37
-
10K
6.21 mi10:42:0340:186:2919:46
6:22
-0:15
15K
9.32 mi11:01:4159:566:2619:38
6:19
-0:03
20K
12.43 mi11:21:481:20:036:2620:07
6:28
+0:09
Half
13.11 mi11:26:181:24:336:274:30
6:36
+0:08
25K
15.53 mi11:44:101:42:256:3617:52
7:22
+0:46
30K
18.64 mi12:05:412:03:566:3921:31
6:56
-0:26
20M
20.00 mi12:15:072:13:226:409:26
6:57
+0:01
21M
21.00 mi12:22:312:20:466:427:24
7:24
+0:27
35K
21.75 mi12:27:232:25:386:424:52
6:30
-0:54
23M
23.00 mi12:35:542:34:096:428:31
6:48
+0:18
24M
24.00 mi12:42:342:40:496:426:40
6:40
-0:08
40K
24.85 mi12:48:302:46:456:435:56
6:56
+0:16
25.2M
25.20 mi12:51:052:49:206:432:35
7:29
+0:33
Finish
26.22 mi12:58:062:56:216:447:01
6:53
-0:36

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

6:19 /mi

Average Pace

6:44 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:04

79% of race

Time at Steady Pace

34:42

20% of race

Time at Slower Pace

2:35

1% of race

Average Pace: 6:44 /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 mi10:22:1720:326:3720:32
6:37
#2922
10K
6.21 mi10:42:0340:186:2919:46
6:22
#2422
15K
9.32 mi11:01:4159:566:2619:38
6:19
#2154
20K
12.43 mi11:21:481:20:036:2620:07
6:28
#2157
Half
13.11 mi11:26:181:24:336:274:30
6:36
#2196
25K
15.53 mi11:44:101:42:256:3617:52
7:22
#2937
30K
18.64 mi12:05:412:03:566:3921:31
6:56
#3030
20M
20.00 mi12:15:072:13:226:409:26
6:57
#3055
21M
21.00 mi12:22:312:20:466:427:24
7:24
#3113
35K
21.75 mi12:27:232:25:386:424:52
6:30
#3067
23M
23.00 mi12:35:542:34:096:428:31
6:48
#3011
24M
24.00 mi12:42:342:40:496:426:40
6:40
#2980
40K
24.85 mi12:48:302:46:456:435:56
6:56
#2968
25.2M
25.20 mi12:51:052:49:206:432:35
7:29
#2970
Finish
26.22 mi12:58:062:56:216:447:01
6:53
#3015
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2922277627761745(Top 7%)1671(Top 11%)1671(Top 75%)
10K6.21 mi3.10 mi2422+5002313+4632313+4632047(Top 8%)1958(Top 13%)1958(Top 87%)
15K9.32 mi3.11 mi2154+2682066+2472066+2471745(Top 7%)1671(Top 11%)1671(Top 75%)
20K12.43 mi3.11 mi2157-3206620662169(Top 8%)2081(Top 14%)2081(Top 93%)
Half13.11 mi0.68 mi2196-392104-382104-383367(Top 13%)3198(Top 21%)3198(Top 143%)
25K15.53 mi2.42 mi2937-7412805-7012805-7017738(Top 29%)6626(Top 44%)6626(Top 296%)
30K18.64 mi3.11 mi3030-932888-832888-833814(Top 14%)3573(Top 24%)3573(Top 159%)
20M20.00 mi1.36 mi3055-252910-222910-223645(Top 14%)3397(Top 22%)3397(Top 152%)
21M21.00 mi1.00 mi3113-582956-462956-464100(Top 15%)3769(Top 25%)3769(Top 168%)
35K21.75 mi0.75 mi3067+462913+432913+432447(Top 9%)2319(Top 15%)2319(Top 103%)
23M23.00 mi1.25 mi3011+562861+522861+522674(Top 10%)2507(Top 17%)2507(Top 112%)
24M24.00 mi1.00 mi2980+312831+302831+302915(Top 11%)2707(Top 18%)2707(Top 121%)
40K24.85 mi0.85 mi2968+122816+152816+153511(Top 13%)3190(Top 21%)3190(Top 142%)
25.2M25.20 mi0.35 mi2970-22815+12815+13792(Top 14%)3382(Top 22%)3382(Top 151%)
Finish26.22 mi1.02 mi3015-452855-402855-404515(Top 17%)3923(Top 26%)3923(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1745

Males

1671

M40-44

1671

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2047

Males

1958

M40-44

1958

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1745

Males

1671

M40-44

1671

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2169

Males

2081

M40-44

2081

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3367

Males

3198

M40-44

3198

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

7738

Males

6626

M40-44

6626

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3814

Males

3573

M40-44

3573

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3645

Males

3397

M40-44

3397

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4100

Males

3769

M40-44

3769

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2447

Males

2319

M40-44

2319

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2674

Males

2507

M40-44

2507

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2915

Males

2707

M40-44

2707

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3511

Males

3190

M40-44

3190

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3792

Males

3382

M40-44

3382

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4515

Males

3923

M40-44

3923

Passing Analysis

Category:
Athletes Passed
1252
Passed By
1345
Net Change
-93
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2922
5K → 10K52020+500#2922#2422
10K → 15K2713+268#2422#2154
15K → 20K5760-3#2154#2157
20K → Half443-39#2157#2196
Half → 25K0741-741#2196#2937
25K → 30K60153-93#2937#3030
30K → 20M3661-25#3030#3055
20M → 21M2886-58#3055#3113
21M → 35K526+46#3113#3067
35K → 23M8024+56#3067#3011
23M → 24M5726+31#3011#2980
24M → 40K4331+12#2980#2968
40K → 25.2M1820-2#2968#2970
25.2M → Finish2671-45#2970#3015
TOTALS12521345-93
📊

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