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BOSTON MARATHON 2023

Bryan Shrader

Bib: 4177•M

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Division (M18-39)
#0 / 5285
Top 29%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:26
Rank: #2698
Start → 5K
20:26 | 6:35/mi
10K· 6.21 mi
40:46
Rank: #2860 (-162)
5K → 10K
20:20 | 6:33/mi
15K· 9.32 mi
1:00:58
Rank: #2766 (+94)
10K → 15K
20:12 | 6:30/mi
20K· 12.43 mi
1:21:21
Rank: #2701 (+65)
15K → 20K
20:23 | 6:34/mi
Half· 13.11 mi
1:25:48
Rank: #2710 (-9)
20K → Half
4:27 | 6:31/mi
25K· 15.53 mi
1:41:42
Rank: #2664 (+46)
Half → 25K
15:54 | 6:33/mi
30K· 18.64 mi
2:02:26
Rank: #2560 (+104)
25K → 30K
20:44 | 6:40/mi
20M
2:11:33
Rank: #2526 (+34)
30K → 20M
9:07 | 6:43/mi
21M
2:18:24
Rank: #2431 (+95)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:23:15
Rank: #2410 (+21)
21M → 35K
4:51 | 6:29/mi
23M
2:31:26
Rank: #2339 (+71)
35K → 23M
8:11 | 6:32/mi
24M
2:37:46
Rank: #2283 (+56)
23M → 24M
6:20 | 6:20/mi
40K· 24.85 mi
2:43:12
Rank: #2206 (+77)
24M → 40K
5:26 | 6:21/mi
25.2M
2:45:29
Rank: #2159 (+47)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:51:35
Rank: #2033 (+126)
25.2M → Finish
6:06 | 5:59/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:25:48
Pace6:33 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:47
Pace6:33 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5020:266:3520:26
6:35
-
10K
6.21 mi10:43:1040:466:3420:20
6:33
-0:02
15K
9.32 mi11:03:221:00:586:3220:12
6:30
-0:03
20K
12.43 mi11:23:451:21:216:3320:23
6:34
+0:04
Half
13.11 mi11:28:121:25:486:334:27
6:31
-0:03
25K
15.53 mi11:44:061:41:426:3315:54
6:33
+0:02
30K
18.64 mi12:04:502:02:266:3420:44
6:40
+0:07
20M
20.00 mi12:13:572:11:336:359:07
6:43
+0:03
21M
21.00 mi12:20:482:18:246:356:51
6:51
+0:08
35K
21.75 mi12:25:392:23:156:354:51
6:29
-0:22
23M
23.00 mi12:33:502:31:266:358:11
6:32
+0:03
24M
24.00 mi12:40:102:37:466:346:20
6:20
-0:12
40K
24.85 mi12:45:362:43:126:345:26
6:21
+0:01
25.2M
25.20 mi12:47:532:45:296:342:17
6:37
+0:16
Finish
26.22 mi12:53:592:51:356:336:06
5:59
-0:38

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

5:59 /mi

Average Pace

6:33 /mi

Slowest Pace

6:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:10

65% of race

Time at Steady Pace

59:25

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /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 mi10:22:5020:266:3520:26
6:35
#2698
10K
6.21 mi10:43:1040:466:3420:20
6:33
#2860
15K
9.32 mi11:03:221:00:586:3220:12
6:30
#2766
20K
12.43 mi11:23:451:21:216:3320:23
6:34
#2701
Half
13.11 mi11:28:121:25:486:334:27
6:31
#2710
25K
15.53 mi11:44:061:41:426:3315:54
6:33
#2664
30K
18.64 mi12:04:502:02:266:3420:44
6:40
#2560
20M
20.00 mi12:13:572:11:336:359:07
6:43
#2526
21M
21.00 mi12:20:482:18:246:356:51
6:51
#2431
35K
21.75 mi12:25:392:23:156:354:51
6:29
#2410
23M
23.00 mi12:33:502:31:266:358:11
6:32
#2339
24M
24.00 mi12:40:102:37:466:346:20
6:20
#2283
40K
24.85 mi12:45:362:43:126:345:26
6:21
#2206
25.2M
25.20 mi12:47:532:45:296:342:17
6:37
#2159
Finish
26.22 mi12:53:592:51:356:336:06
5:59
#2033
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2698256925692634(Top 10%)2519(Top 17%)2519(Top 48%)
10K6.21 mi3.10 mi2860-1622726-1572726-1573067(Top 12%)2925(Top 19%)2925(Top 55%)
15K9.32 mi3.11 mi2766+942641+852641+852634(Top 10%)2519(Top 17%)2519(Top 48%)
20K12.43 mi3.11 mi2701+652580+612580+612611(Top 10%)2497(Top 16%)2497(Top 47%)
Half13.11 mi0.68 mi2710-92590-102590-102871(Top 11%)2746(Top 18%)2746(Top 52%)
25K15.53 mi2.42 mi2664+462545+452545+452454(Top 9%)2346(Top 15%)2346(Top 44%)
30K18.64 mi3.11 mi2560+1042447+982447+982278(Top 9%)2172(Top 14%)2172(Top 41%)
20M20.00 mi1.36 mi2526+342416+312416+312301(Top 9%)2184(Top 14%)2184(Top 41%)
21M21.00 mi1.00 mi2431+952329+872329+871594(Top 6%)1518(Top 10%)1518(Top 29%)
35K21.75 mi0.75 mi2410+212308+212308+212310(Top 9%)2190(Top 14%)2190(Top 41%)
23M23.00 mi1.25 mi2339+712241+672241+671563(Top 6%)1485(Top 10%)1485(Top 28%)
24M24.00 mi1.00 mi2283+562187+542187+541457(Top 5%)1380(Top 9%)1380(Top 26%)
40K24.85 mi0.85 mi2206+772117+702117+701075(Top 4%)1018(Top 7%)1018(Top 19%)
25.2M25.20 mi0.35 mi2159+472072+452072+45744(Top 3%)709(Top 5%)709(Top 13%)
Finish26.22 mi1.02 mi2033+1261949+1231949+123703(Top 3%)672(Top 4%)672(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2634

Males

2519

M18-39

2519

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3067

Males

2925

M18-39

2925

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2634

Males

2519

M18-39

2519

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2611

Males

2497

M18-39

2497

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2871

Males

2746

M18-39

2746

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2454

Males

2346

M18-39

2346

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2278

Males

2172

M18-39

2172

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2301

Males

2184

M18-39

2184

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1594

Males

1518

M18-39

1518

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2310

Males

2190

M18-39

2190

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1563

Males

1485

M18-39

1485

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1457

Males

1380

M18-39

1380

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1075

Males

1018

M18-39

1018

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

744

Males

709

M18-39

709

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

703

Males

672

M18-39

672

Passing Analysis

Category:
Athletes Passed
1127
Passed By
462
Net Change
+665
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2698
5K → 10K90252-162#2698#2860
10K → 15K13844+94#2860#2766
15K → 20K10540+65#2766#2701
20K → Half1524-9#2701#2710
Half → 25K6721+46#2710#2664
25K → 30K12925+104#2664#2560
30K → 20M5622+34#2560#2526
20M → 21M994+95#2526#2431
21M → 35K3413+21#2431#2410
35K → 23M798+71#2410#2339
23M → 24M615+56#2339#2283
24M → 40K803+77#2283#2206
40K → 25.2M470+47#2206#2159
25.2M → Finish1271+126#2159#2033
TOTALS1127462+665
📊

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