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BOSTON MARATHON 2023

Michael Shah

Bib: 27046•M

RI

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
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
10:47/mi
33:30
↑ 97↓ 3451.5%
10K· 6.21 mi
10:34/mi
1:06:21
↑ 79↓ 1380.4%
15K· 9.32 mi
10:46/mi
1:39:48
↑ 67↓ 78
20K· 12.43 mi
11:42/mi
2:16:08
↑ 106↓ 860.1%
Half· 13.11 mi
10:51/mi
2:23:32
↑ 19↓ 370.5%
25K· 15.53 mi
13:42/mi
2:56:44
↑ 66↓ 880.2%
30K· 18.64 mi
17:13/mi
3:50:12
↑ 181↓ 1480.2%
20M
17:31/mi
4:14:00
↑ 64↓ 500.2%
21M
17:35/mi
4:31:35
↑ 106↓ 241.6%
35K· 21.75 mi
15:57/mi
4:43:31
↑ 17↓ 861.7%
23M
14:40/mi
5:01:53
↑ 23↓ 630.6%
24M
13:29/mi
5:15:22
↓ 821.3%
40K· 24.85 mi
13:06/mi
5:26:34
↓ 200.3%
25.2M
12:57/mi
5:31:02
↑ 13↓ 160.2%
Finish· 26.22 mi
11:11/mi
5:42:26
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:32
Pace10:57 /mi
2nd Half
Distance13.11 mi
Time3:18:54
Pace15:10 /mi
📊Positive Split: 38.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:0633:3010:4733:30
10:47
-
10K
6.21 mi12:23:571:06:2110:4132:51
10:34
-0:13
15K
9.32 mi12:57:241:39:4810:4233:27
10:46
+0:12
20K
12.43 mi13:33:442:16:0810:5736:20
11:42
+0:56
Half
13.11 mi13:41:082:23:3210:577:24
10:51
-0:51
25K
15.53 mi14:14:202:56:4411:2333:12
13:42
+2:51
30K
18.64 mi15:07:483:50:1212:2153:28
17:13
+3:31
20M
20.00 mi15:31:364:14:0012:4223:48
17:31
+0:18
21M
21.00 mi15:49:114:31:3512:5617:35
17:35
+0:04
35K
21.75 mi16:01:074:43:3113:0211:56
15:57
-1:38
23M
23.00 mi16:19:295:01:5313:0818:22
14:40
-1:17
24M
24.00 mi16:32:585:15:2213:0813:29
13:29
-1:11
40K
24.85 mi16:44:105:26:3413:0811:12
13:06
-0:23
25.2M
25.20 mi16:48:385:31:0213:084:28
12:57
-0:09
Finish
26.22 mi17:00:025:42:2613:0411:24
11:11
-1:46

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

10:34 /mi

Average Pace

13:04 /mi

Slowest Pace

17:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:56

45% of race

Time at Steady Pace

1:02:21

18% of race

Time at Slower Pace

2:05:09

37% of race

Average Pace: 13:04 /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 mi11:51:0633:3010:4733:30
10:47
#25345
10K
6.21 mi12:23:571:06:2110:4132:51
10:34
#25055
15K
9.32 mi12:57:241:39:4810:4233:27
10:46
#24992
20K
12.43 mi13:33:442:16:0810:5736:20
11:42
#25141
Half
13.11 mi13:41:082:23:3210:577:24
10:51
#25120
25K
15.53 mi14:14:202:56:4411:2333:12
13:42
#25479
30K
18.64 mi15:07:483:50:1212:2153:28
17:13
#26048
20M
20.00 mi15:31:364:14:0012:4223:48
17:31
#26176
21M
21.00 mi15:49:114:31:3512:5617:35
17:35
#26232
35K
21.75 mi16:01:074:43:3113:0211:56
15:57
#26284
23M
23.00 mi16:19:295:01:5313:0818:22
14:40
#26289
24M
24.00 mi16:32:585:15:2213:0813:29
13:29
#26278
40K
24.85 mi16:44:105:26:3413:0811:12
13:06
#26243
25.2M
25.20 mi16:48:385:31:0213:084:28
12:57
#26225
Finish
26.22 mi17:00:025:42:2613:0411:24
11:11
#26191
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25345146861468624891(Top 93%)14467(Top 95%)14467(Top 274%)
10K6.21 mi3.10 mi25055+29014570+11614570+11624807(Top 93%)14457(Top 95%)14457(Top 274%)
15K9.32 mi3.11 mi24992+6314540+3014540+3024891(Top 93%)14467(Top 95%)14467(Top 274%)
20K12.43 mi3.11 mi25141-14914581-4114581-4125442(Top 96%)14682(Top 97%)14682(Top 278%)
Half13.11 mi0.68 mi25120+2114573+814573+824733(Top 93%)14375(Top 95%)14375(Top 272%)
25K15.53 mi2.42 mi25479-35914707-13414707-13426211(Top 98%)14995(Top 99%)14995(Top 284%)
30K18.64 mi3.11 mi26048-56914942-23514942-23526602(Top 100%)15165(Top 100%)15165(Top 287%)
20M20.00 mi1.36 mi26176-12814990-4814990-4826568(Top 100%)15146(Top 100%)15146(Top 287%)
21M21.00 mi1.00 mi26232-5615010-2015010-2026517(Top 100%)15127(Top 100%)15127(Top 286%)
35K21.75 mi0.75 mi26284-5215034-2415034-2426518(Top 100%)15116(Top 100%)15116(Top 286%)
23M23.00 mi1.25 mi26289-515035-115035-126183(Top 98%)14929(Top 98%)14929(Top 282%)
24M24.00 mi1.00 mi26278+1115023+1215023+1225789(Top 97%)14700(Top 97%)14700(Top 278%)
40K24.85 mi0.85 mi26243+3515010+1315010+1325015(Top 94%)14310(Top 94%)14310(Top 271%)
25.2M25.20 mi0.35 mi26225+1814999+1114999+1123906(Top 90%)13751(Top 91%)13751(Top 260%)
Finish26.22 mi1.02 mi26191+3414988+1114988+1124284(Top 91%)13969(Top 92%)13969(Top 264%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

24891

Males

14467

M18-39

14467

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

24807

Males

14457

M18-39

14457

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

24891

Males

14467

M18-39

14467

15K→20K

9.3 - 12.4 mi

Top 96%
×5story building
+106ft-86ft

Overall

25442

Males

14682

M18-39

14682

20K→Half

12.4 - 13.1 mi

Top 93%
×2story building
+19ft-37ft

Overall

24733

Males

14375

M18-39

14375

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26211

Males

14995

M18-39

14995

25K→30K

15.5 - 18.6 mi

Top 100%
×9story building
+181ft-148ft

Overall

26602

Males

15165

M18-39

15165

30K→20M

18.6 - 20.0 mi

Top 100%
×5story building
+64ft-50ft

Overall

26568

Males

15146

M18-39

15146

20M→21M

20.0 - 21.0 mi

Top 100%
×8story building
+106ft-24ft

Overall

26517

Males

15127

M18-39

15127

21M→35K

21.0 - 21.8 mi

Top 100%
×7story building
+17ft-86ft

Overall

26518

Males

15116

M18-39

15116

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

26183

Males

14929

M18-39

14929

23M→24M

23.0 - 24.0 mi

Top 97%
×6story building
+12ft-82ft

Overall

25789

Males

14700

M18-39

14700

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

25015

Males

14310

M18-39

14310

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23906

Males

13751

M18-39

13751

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2story building
+22ft-21ft

Overall

24284

Males

13969

M18-39

13969

Passing Analysis

Category:
Athletes Passed
714
Passed By
1560
Net Change
-846
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25345
5K → 10K35161+290#25345#25055
10K → 15K14481+63#25055#24992
15K → 20K51200-149#24992#25141
20K → Half265+21#25141#25120
Half → 25K7366-359#25120#25479
25K → 30K2571-569#25479#26048
30K → 20M2130-128#26048#26176
20M → 21M157-56#26176#26232
21M → 35K355-52#26232#26284
35K → 23M1520-5#26284#26289
23M → 24M2211+11#26289#26278
24M → 40K361+35#26278#26243
40K → 25.2M180+18#26243#26225
25.2M → Finish362+34#26225#26191
TOTALS7141560-846
📊

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