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BOSTON MARATHON 2023

Daryl Teo

Bib: 13061•M

AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 46%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
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
7:51/mi
24:24
↑ 97↓ 3451.5%
10K· 6.21 mi
7:43/mi
48:21
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:12:40
↑ 67↓ 78
20K· 12.43 mi
7:58/mi
1:37:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:52/mi
1:42:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:03/mi
2:02:18
↑ 66↓ 880.2%
30K· 18.64 mi
8:20/mi
2:28:10
↑ 181↓ 1480.2%
20M
8:14/mi
2:39:21
↑ 64↓ 500.2%
21M
8:41/mi
2:48:02
↑ 106↓ 241.6%
35K· 21.75 mi
8:01/mi
2:54:02
↑ 17↓ 861.7%
23M
8:01/mi
3:04:04
↑ 23↓ 630.6%
24M
7:44/mi
3:11:48
↓ 821.3%
40K· 24.85 mi
7:47/mi
3:18:27
↓ 200.3%
25.2M
8:39/mi
3:21:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:14/mi
3:29:49
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:46
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:47:03
Pace8:10 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3624:247:5124:24
7:51
-
10K
6.21 mi11:16:3348:217:4723:57
7:43
-0:08
15K
9.32 mi11:40:521:12:407:4824:19
7:50
+0:07
20K
12.43 mi12:05:361:37:247:5024:44
7:58
+0:08
Half
13.11 mi12:10:581:42:467:505:22
7:52
-0:06
25K
15.53 mi12:30:302:02:187:5219:32
8:03
+0:11
30K
18.64 mi12:56:222:28:107:5725:52
8:20
+0:17
20M
20.00 mi13:07:332:39:217:5811:11
8:14
-0:06
21M
21.00 mi13:16:142:48:028:008:41
8:41
+0:27
35K
21.75 mi13:22:142:54:028:006:00
8:01
-0:40
23M
23.00 mi13:32:163:04:048:0010:02
8:01
0:00
24M
24.00 mi13:40:003:11:488:007:44
7:44
-0:17
40K
24.85 mi13:46:393:18:277:596:39
7:47
+0:03
25.2M
25.20 mi13:49:383:21:268:002:59
8:39
+0:52
Finish
26.22 mi13:58:013:29:498:008:23
8:14
-0:25

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

7:43 /mi

Average Pace

8:00 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:18:09

94% of race

Time at Steady Pace

11:40

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:00 /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 mi10:52:3624:247:5124:24
7:51
#12858
10K
6.21 mi11:16:3348:217:4723:57
7:43
#12528
15K
9.32 mi11:40:521:12:407:4824:19
7:50
#12643
20K
12.43 mi12:05:361:37:247:5024:44
7:58
#12739
Half
13.11 mi12:10:581:42:467:505:22
7:52
#12759
25K
15.53 mi12:30:302:02:187:5219:32
8:03
#12805
30K
18.64 mi12:56:222:28:107:5725:52
8:20
#12883
20M
20.00 mi13:07:332:39:217:5811:11
8:14
#12770
21M
21.00 mi13:16:142:48:028:008:41
8:41
#12675
35K
21.75 mi13:22:142:54:028:006:00
8:01
#12652
23M
23.00 mi13:32:163:04:048:0010:02
8:01
#12466
24M
24.00 mi13:40:003:11:488:007:44
7:44
#12318
40K
24.85 mi13:46:393:18:277:596:39
7:47
#12160
25.2M
25.20 mi13:49:383:21:268:002:59
8:39
#12120
Finish
26.22 mi13:58:013:29:498:008:23
8:14
#12197
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi128589480948012934(Top 49%)9482(Top 62%)9482(Top 462%)
10K6.21 mi3.10 mi12528+3309337+1439337+14312319(Top 46%)9252(Top 61%)9252(Top 451%)
15K9.32 mi3.11 mi12643-1159370-339370-3312934(Top 49%)9482(Top 62%)9482(Top 462%)
20K12.43 mi3.11 mi12739-969397-279397-2713097(Top 49%)9481(Top 62%)9481(Top 462%)
Half13.11 mi0.68 mi12759-209401-49401-413238(Top 50%)9568(Top 63%)9568(Top 466%)
25K15.53 mi2.42 mi12805-469388+139388+1313179(Top 50%)9426(Top 62%)9426(Top 459%)
30K18.64 mi3.11 mi12883-789386+29386+213169(Top 49%)9298(Top 61%)9298(Top 453%)
20M20.00 mi1.36 mi12770+1139318+689318+6811873(Top 45%)8658(Top 57%)8658(Top 422%)
21M21.00 mi1.00 mi12675+959260+589260+5811552(Top 43%)8371(Top 55%)8371(Top 408%)
35K21.75 mi0.75 mi12652+239237+239237+2312237(Top 46%)8655(Top 57%)8655(Top 422%)
23M23.00 mi1.25 mi12466+1869142+959142+959833(Top 37%)7401(Top 49%)7401(Top 361%)
24M24.00 mi1.00 mi12318+1489049+939049+939301(Top 35%)7053(Top 46%)7053(Top 344%)
40K24.85 mi0.85 mi12160+1588953+968953+968533(Top 32%)6585(Top 43%)6585(Top 321%)
25.2M25.20 mi0.35 mi12120+408928+258928+2510429(Top 39%)7527(Top 50%)7527(Top 367%)
Finish26.22 mi1.02 mi12197-778947-198947-1913587(Top 51%)9046(Top 60%)9046(Top 441%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21story building
+97ft-345ft

Overall

12934

Males

9482

M50-54

9482

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12319

Males

9252

M50-54

9252

10K→15K

6.2 - 9.3 mi

Top 49%
×3story building
+67ft-78ft

Overall

12934

Males

9482

M50-54

9482

15K→20K

9.3 - 12.4 mi

Top 49%
×5story building
+106ft-86ft

Overall

13097

Males

9481

M50-54

9481

20K→Half

12.4 - 13.1 mi

Top 50%
×2story building
+19ft-37ft

Overall

13238

Males

9568

M50-54

9568

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

13179

Males

9426

M50-54

9426

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13169

Males

9298

M50-54

9298

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11873

Males

8658

M50-54

8658

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11552

Males

8371

M50-54

8371

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12237

Males

8655

M50-54

8655

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9833

Males

7401

M50-54

7401

23M→24M

23.0 - 24.0 mi

Top 35%
×6story building
+12ft-82ft

Overall

9301

Males

7053

M50-54

7053

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8533

Males

6585

M50-54

6585

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10429

Males

7527

M50-54

7527

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2story building
+22ft-21ft

Overall

13587

Males

9046

M50-54

9046

Passing Analysis

Category:
Athletes Passed
2104
Passed By
1443
Net Change
+661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12858
5K → 10K504174+330#12858#12528
10K → 15K151266-115#12528#12643
15K → 20K154250-96#12643#12739
20K → Half3151-20#12739#12759
Half → 25K129175-46#12759#12805
25K → 30K162240-78#12805#12883
30K → 20M15744+113#12883#12770
20M → 21M14247+95#12770#12675
21M → 35K5431+23#12675#12652
35K → 23M20115+186#12652#12466
23M → 24M1535+148#12466#12318
24M → 40K1635+158#12318#12160
40K → 25.2M5212+40#12160#12120
25.2M → Finish51128-77#12120#12197
TOTALS21041443+661
📊

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