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BOSTON MARATHON 2023

Scott Mclean

Bib: 11408•M

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 32%
Gender (Male)
#0 / 15176
Top 47%
Masters (Masters Men)
#0 / 9891
Top 34%
Division (M50-54)
#0 / 2052
Top 31%
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
7:27/mi
23:10
↑ 97↓ 3451.5%
10K· 6.21 mi
7:42/mi
47:05
↑ 79↓ 1380.4%
15K· 9.32 mi
7:28/mi
1:10:16
↑ 67↓ 78
20K· 12.43 mi
7:28/mi
1:33:29
↑ 106↓ 860.1%
Half· 13.11 mi
7:26/mi
1:38:33
↑ 19↓ 370.5%
25K· 15.53 mi
7:25/mi
1:56:31
↑ 66↓ 880.2%
30K· 18.64 mi
7:28/mi
2:19:43
↑ 181↓ 1480.2%
20M
7:31/mi
2:29:56
↑ 64↓ 500.2%
21M
7:59/mi
2:37:55
↑ 106↓ 241.6%
35K· 21.75 mi
7:18/mi
2:43:23
↑ 17↓ 861.7%
23M
7:37/mi
2:52:55
↑ 23↓ 630.6%
24M
7:37/mi
3:00:32
↓ 821.3%
40K· 24.85 mi
7:48/mi
3:07:12
↓ 200.3%
25.2M
8:36/mi
3:10:10
↑ 13↓ 160.2%
Finish· 26.22 mi
7:24/mi
3:17:42
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:33
Pace7:31 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:39:09
Pace7:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:5923:107:2723:10
7:27
-
10K
6.21 mi11:13:5447:057:3523:55
7:42
+0:15
15K
9.32 mi11:37:051:10:167:3223:11
7:28
-0:14
20K
12.43 mi12:00:181:33:297:3123:13
7:28
0:00
Half
13.11 mi12:05:221:38:337:315:04
7:26
-0:02
25K
15.53 mi12:23:201:56:317:3017:58
7:25
-0:01
30K
18.64 mi12:46:322:19:437:3023:12
7:28
+0:03
20M
20.00 mi12:56:452:29:567:3010:13
7:31
+0:03
21M
21.00 mi13:04:442:37:557:317:59
7:59
+0:28
35K
21.75 mi13:10:122:43:237:315:28
7:18
-0:41
23M
23.00 mi13:19:442:52:557:319:32
7:37
+0:19
24M
24.00 mi13:27:213:00:327:317:37
7:37
0:00
40K
24.85 mi13:34:013:07:127:326:40
7:48
+0:11
25.2M
25.20 mi13:36:593:10:107:332:58
8:36
+0:48
Finish
26.22 mi13:44:313:17:427:337:32
7:24
-1:12

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

7:18 /mi

Average Pace

7:33 /mi

Slowest Pace

8:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:44

98% of race

Time at Steady Pace

2:58

2% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:32 /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 mi10:49:5923:107:2723:10
7:27
#9262
10K
6.21 mi11:13:5447:057:3523:55
7:42
#10696
15K
9.32 mi11:37:051:10:167:3223:11
7:28
#10404
20K
12.43 mi12:00:181:33:297:3123:13
7:28
#10026
Half
13.11 mi12:05:221:38:337:315:04
7:26
#9991
25K
15.53 mi12:23:201:56:317:3017:58
7:25
#9653
30K
18.64 mi12:46:322:19:437:3023:12
7:28
#9119
20M
20.00 mi12:56:452:29:567:3010:13
7:31
#8921
21M
21.00 mi13:04:442:37:557:317:59
7:59
#8808
35K
21.75 mi13:10:122:43:237:315:28
7:18
#8724
23M
23.00 mi13:19:442:52:557:319:32
7:37
#8606
24M
24.00 mi13:27:213:00:327:317:37
7:37
#8578
40K
24.85 mi13:34:013:07:127:326:40
7:48
#8565
25.2M
25.20 mi13:36:593:10:107:332:58
8:36
#8586
Finish
26.22 mi13:44:313:17:427:337:32
7:24
#8525
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9262773877389861(Top 37%)8063(Top 53%)8063(Top 393%)
10K6.21 mi3.10 mi10696-14348507-7698507-76912199(Top 46%)9192(Top 61%)9192(Top 448%)
15K9.32 mi3.11 mi10404+2928375+1328375+1329861(Top 37%)8063(Top 53%)8063(Top 393%)
20K12.43 mi3.11 mi10026+3788173+2028173+2029090(Top 34%)7548(Top 50%)7548(Top 368%)
Half13.11 mi0.68 mi9991+358146+278146+279551(Top 36%)7832(Top 52%)7832(Top 382%)
25K15.53 mi2.42 mi9653+3387934+2127934+2128099(Top 30%)6870(Top 45%)6870(Top 335%)
30K18.64 mi3.11 mi9119+5347580+3547580+3547011(Top 26%)6076(Top 40%)6076(Top 296%)
20M20.00 mi1.36 mi8921+1987436+1447436+1446915(Top 26%)5924(Top 39%)5924(Top 289%)
21M21.00 mi1.00 mi8808+1137354+827354+827245(Top 27%)6023(Top 40%)6023(Top 294%)
35K21.75 mi0.75 mi8724+847284+707284+707173(Top 27%)6013(Top 40%)6013(Top 293%)
23M23.00 mi1.25 mi8606+1187185+997185+997184(Top 27%)5944(Top 39%)5944(Top 290%)
24M24.00 mi1.00 mi8578+287150+357150+358497(Top 32%)6609(Top 44%)6609(Top 322%)
40K24.85 mi0.85 mi8565+137120+307120+308639(Top 32%)6623(Top 44%)6623(Top 323%)
25.2M25.20 mi0.35 mi8586-217125-57125-510094(Top 38%)7328(Top 48%)7328(Top 357%)
Finish26.22 mi1.02 mi8525+617066+597066+597725(Top 29%)6011(Top 40%)6011(Top 293%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21story building
+97ft-345ft

Overall

9861

Males

8063

M50-54

8063

5K→10K

3.1 - 6.2 mi

Top 46%
×5story building
+79ft-138ft

Overall

12199

Males

9192

M50-54

9192

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+67ft-78ft

Overall

9861

Males

8063

M50-54

8063

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

9090

Males

7548

M50-54

7548

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9551

Males

7832

M50-54

7832

Half→25K

13.1 - 15.5 mi

Top 30%
×4story building
+66ft-88ft

Overall

8099

Males

6870

M50-54

6870

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7011

Males

6076

M50-54

6076

30K→20M

18.6 - 20.0 mi

Top 26%
×5story building
+64ft-50ft

Overall

6915

Males

5924

M50-54

5924

20M→21M

20.0 - 21.0 mi

Top 27%
×8story building
+106ft-24ft

Overall

7245

Males

6023

M50-54

6023

21M→35K

21.0 - 21.8 mi

Top 27%
×7story building
+17ft-86ft

Overall

7173

Males

6013

M50-54

6013

35K→23M

21.8 - 23.0 mi

Top 27%
×5story building
+23ft-63ft

Overall

7184

Males

5944

M50-54

5944

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8497

Males

6609

M50-54

6609

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8639

Males

6623

M50-54

6623

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10094

Males

7328

M50-54

7328

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2story building
+22ft-21ft

Overall

7725

Males

6011

M50-54

6011

Passing Analysis

Category:
Athletes Passed
2564*
Passed By
1825
Net Change
+737
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9262
5K → 10K251457-1434#9262#10696
10K → 15K37482+292#10696#10404
15K → 20K402*24+378#10404#10026
20K → Half46*11+35#10026#9991
Half → 25K342*4+338#9991#9653
25K → 30K539*5+534#9653#9119
30K → 20M20911+198#9119#8921
20M → 21M13926+113#8921#8808
21M → 35K928+84#8808#8724
35K → 23M14224+118#8724#8606
23M → 24M7850+28#8606#8578
24M → 40K6451+13#8578#8565
40K → 25.2M1839-21#8565#8586
25.2M → Finish9433+61#8586#8525
TOTALS2564*1825+737

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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