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BOSTON MARATHON 2023

Bryan Rivera

Bib: 3837•M

MD

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:00
Rank: #4221
Start → 5K
21:00 | 6:46/mi
10K· 6.21 mi
41:43
Rank: #4110 (+111)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:13
Rank: #3760 (+350)
10K → 15K
20:30 | 6:36/mi
20K· 12.43 mi
1:22:41
Rank: #3470 (+290)
15K → 20K
20:28 | 6:35/mi
Half· 13.11 mi
1:27:10
Rank: #3453 (+17)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:43:07
Rank: #3261 (+192)
Half → 25K
15:57 | 6:35/mi
30K· 18.64 mi
2:04:03
Rank: #3067 (+194)
25K → 30K
20:56 | 6:44/mi
20M
2:13:08
Rank: #2982 (+85)
30K → 20M
9:05 | 6:41/mi
21M
2:20:04
Rank: #2873 (+109)
20M → 21M
6:56 | 6:56/mi
35K· 21.75 mi
2:24:48
Rank: #2796 (+77)
21M → 35K
4:44 | 6:20/mi
23M
2:33:00
Rank: #2665 (+131)
35K → 23M
8:12 | 6:33/mi
24M
2:39:16
Rank: #2541 (+124)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:44:48
Rank: #2471 (+70)
24M → 40K
5:32 | 6:28/mi
25.2M
2:47:13
Rank: #2452 (+19)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:53:47
Rank: #2425 (+27)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:10
Pace6:39 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:26:37
Pace6:36 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:2821:006:4621:00
6:46
-
10K
6.21 mi10:43:1141:436:4320:43
6:40
-0:06
15K
9.32 mi11:03:411:02:136:4120:30
6:36
-0:04
20K
12.43 mi11:24:091:22:416:3920:28
6:35
-0:01
Half
13.11 mi11:28:381:27:106:394:29
6:34
-0:01
25K
15.53 mi11:44:351:43:076:3815:57
6:35
+0:01
30K
18.64 mi12:05:312:04:036:3920:56
6:44
+0:09
20M
20.00 mi12:14:362:13:086:399:05
6:41
-0:03
21M
21.00 mi12:21:322:20:046:406:56
6:56
+0:15
35K
21.75 mi12:26:162:24:486:394:44
6:20
-0:36
23M
23.00 mi12:34:282:33:006:398:12
6:33
+0:13
24M
24.00 mi12:40:442:39:166:386:16
6:16
-0:17
40K
24.85 mi12:46:162:44:486:385:32
6:28
+0:12
25.2M
25.20 mi12:48:412:47:136:382:25
7:00
+0:32
Finish
26.22 mi12:55:152:53:476:386:34
6:27
-0:33

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

6:16 /mi

Average Pace

6:38 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:26

95% of race

Time at Steady Pace

9:21

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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 mi10:22:2821:006:4621:00
6:46
#4221
10K
6.21 mi10:43:1141:436:4320:43
6:40
#4110
15K
9.32 mi11:03:411:02:136:4120:30
6:36
#3760
20K
12.43 mi11:24:091:22:416:3920:28
6:35
#3470
Half
13.11 mi11:28:381:27:106:394:29
6:34
#3453
25K
15.53 mi11:44:351:43:076:3815:57
6:35
#3261
30K
18.64 mi12:05:312:04:036:3920:56
6:44
#3067
20M
20.00 mi12:14:362:13:086:399:05
6:41
#2982
21M
21.00 mi12:21:322:20:046:406:56
6:56
#2873
35K
21.75 mi12:26:162:24:486:394:44
6:20
#2796
23M
23.00 mi12:34:282:33:006:398:12
6:33
#2665
24M
24.00 mi12:40:442:39:166:386:16
6:16
#2541
40K
24.85 mi12:46:162:44:486:385:32
6:28
#2471
25.2M
25.20 mi12:48:412:47:136:382:25
7:00
#2452
Finish
26.22 mi12:55:152:53:476:386:34
6:27
#2425
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4221395039503261(Top 12%)3096(Top 20%)3096(Top 59%)
10K6.21 mi3.10 mi4110+1113860+903860+904015(Top 15%)3774(Top 25%)3774(Top 71%)
15K9.32 mi3.11 mi3760+3503548+3123548+3123261(Top 12%)3096(Top 20%)3096(Top 59%)
20K12.43 mi3.11 mi3470+2903288+2603288+2602763(Top 10%)2642(Top 17%)2642(Top 50%)
Half13.11 mi0.68 mi3453+173273+153273+153179(Top 12%)3029(Top 20%)3029(Top 57%)
25K15.53 mi2.42 mi3261+1923106+1673106+1672575(Top 10%)2464(Top 16%)2464(Top 47%)
30K18.64 mi3.11 mi3067+1942922+1842922+1842597(Top 10%)2468(Top 16%)2468(Top 47%)
20M20.00 mi1.36 mi2982+852844+782844+782211(Top 8%)2103(Top 14%)2103(Top 40%)
21M21.00 mi1.00 mi2873+1092744+1002744+1001892(Top 7%)1798(Top 12%)1798(Top 34%)
35K21.75 mi0.75 mi2796+772671+732671+731690(Top 6%)1608(Top 11%)1608(Top 30%)
23M23.00 mi1.25 mi2665+1312546+1252546+1251619(Top 6%)1539(Top 10%)1539(Top 29%)
24M24.00 mi1.00 mi2541+1242428+1182428+1181275(Top 5%)1209(Top 8%)1209(Top 23%)
40K24.85 mi0.85 mi2471+702361+672361+671453(Top 5%)1372(Top 9%)1372(Top 26%)
25.2M25.20 mi0.35 mi2452+192341+202341+201769(Top 7%)1662(Top 11%)1662(Top 31%)
Finish26.22 mi1.02 mi2425+272316+252316+252209(Top 8%)2049(Top 14%)2049(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3261

Males

3096

M18-39

3096

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4015

Males

3774

M18-39

3774

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3261

Males

3096

M18-39

3096

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2763

Males

2642

M18-39

2642

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3179

Males

3029

M18-39

3029

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2575

Males

2464

M18-39

2464

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2597

Males

2468

M18-39

2468

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2211

Males

2103

M18-39

2103

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1892

Males

1798

M18-39

1798

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1690

Males

1608

M18-39

1608

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1619

Males

1539

M18-39

1539

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1275

Males

1209

M18-39

1209

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1453

Males

1372

M18-39

1372

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1769

Males

1662

M18-39

1662

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2209

Males

2049

M18-39

2049

Passing Analysis

Category:
Athletes Passed
2086
Passed By
290
Net Change
+1796
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4221
5K → 10K280169+111#4221#4110
10K → 15K37424+350#4110#3760
15K → 20K2977+290#3760#3470
20K → Half2912+17#3470#3453
Half → 25K1964+192#3453#3261
25K → 30K20915+194#3261#3067
30K → 20M9510+85#3067#2982
20M → 21M1112+109#2982#2873
21M → 35K814+77#2873#2796
35K → 23M1354+131#2796#2665
23M → 24M1251+124#2665#2541
24M → 40K755+70#2541#2471
40K → 25.2M256+19#2471#2452
25.2M → Finish5427+27#2452#2425
TOTALS2086290+1796
📊

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