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BOSTON MARATHON 2023

Edward Toby

Bib: 21504•M

KS

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Top 21%
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
8:11/mi
25:27
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
51:00
↑ 79↓ 1380.4%
15K· 9.32 mi
8:21/mi
1:16:55
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:43:16
↑ 106↓ 860.1%
Half· 13.11 mi
8:23/mi
1:48:59
↑ 19↓ 370.5%
25K· 15.53 mi
8:33/mi
2:09:44
↑ 66↓ 880.2%
30K· 18.64 mi
8:54/mi
2:37:24
↑ 181↓ 1480.2%
20M
8:57/mi
2:49:34
↑ 64↓ 500.2%
21M
9:40/mi
2:59:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:48/mi
3:05:49
↑ 17↓ 861.7%
23M
9:07/mi
3:17:14
↑ 23↓ 630.6%
24M
8:59/mi
3:26:13
↓ 821.3%
40K· 24.85 mi
9:04/mi
3:33:58
↓ 200.3%
25.2M
10:03/mi
3:37:26
↑ 13↓ 160.2%
Finish· 26.22 mi
9:10/mi
3:46:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:59
Pace8:19 /mi
2nd Half
Distance13.11 mi
Time1:57:47
Pace8:59 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:3325:278:1125:27
8:11
-
10K
6.21 mi11:44:0651:008:1225:33
8:13
+0:02
15K
9.32 mi12:10:011:16:558:1525:55
8:21
+0:08
20K
12.43 mi12:36:221:43:168:1926:21
8:29
+0:08
Half
13.11 mi12:42:051:48:598:195:43
8:23
-0:06
25K
15.53 mi13:02:502:09:448:2120:45
8:33
+0:10
30K
18.64 mi13:30:302:37:248:2727:40
8:54
+0:21
20M
20.00 mi13:42:402:49:348:2912:10
8:57
+0:03
21M
21.00 mi13:52:202:59:148:329:40
9:40
+0:43
35K
21.75 mi13:58:553:05:498:336:35
8:48
-0:52
23M
23.00 mi14:10:203:17:148:3511:25
9:07
+0:19
24M
24.00 mi14:19:193:26:138:368:59
8:59
-0:08
40K
24.85 mi14:27:043:33:588:377:45
9:04
+0:05
25.2M
25.20 mi14:30:323:37:268:383:28
10:03
+0:59
Finish
26.22 mi14:39:523:46:468:399:20
9:10
-0:53

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

8:11 /mi

Average Pace

8:39 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:44

57% of race

Time at Steady Pace

1:14:34

33% of race

Time at Slower Pace

22:28

10% of race

Average Pace: 8:39 /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 mi11:18:3325:278:1125:27
8:11
#15399
10K
6.21 mi11:44:0651:008:1225:33
8:13
#15874
15K
9.32 mi12:10:011:16:558:1525:55
8:21
#16196
20K
12.43 mi12:36:221:43:168:1926:21
8:29
#16353
Half
13.11 mi12:42:051:48:598:195:43
8:23
#16384
25K
15.53 mi13:02:502:09:448:2120:45
8:33
#16418
30K
18.64 mi13:30:302:37:248:2727:40
8:54
#16431
20M
20.00 mi13:42:402:49:348:2912:10
8:57
#16395
21M
21.00 mi13:52:202:59:148:329:40
9:40
#16397
35K
21.75 mi13:58:553:05:498:336:35
8:48
#16410
23M
23.00 mi14:10:203:17:148:3511:25
9:07
#16420
24M
24.00 mi14:19:193:26:138:368:59
8:59
#16473
40K
24.85 mi14:27:043:33:588:377:45
9:04
#16447
25.2M
25.20 mi14:30:323:37:268:383:28
10:03
#16460
Finish
26.22 mi14:39:523:46:468:399:20
9:10
#16564
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi15399104821048216785(Top 63%)10980(Top 72%)10980(Top 2000%)
10K6.21 mi3.10 mi15874-47510652-17010652-17016419(Top 62%)10876(Top 72%)10876(Top 1981%)
15K9.32 mi3.11 mi16196-32210769-11710769-11716785(Top 63%)10980(Top 72%)10980(Top 2000%)
20K12.43 mi3.11 mi16353-15710811-4210811-4216731(Top 63%)10937(Top 72%)10937(Top 1992%)
Half13.11 mi0.68 mi16384-3110824-1310824-1316965(Top 64%)11063(Top 73%)11063(Top 2015%)
25K15.53 mi2.42 mi16418-3410807+1710807+1716530(Top 62%)10769(Top 71%)10769(Top 1962%)
30K18.64 mi3.11 mi16431-1310762+4510762+4516667(Top 63%)10775(Top 71%)10775(Top 1963%)
20M20.00 mi1.36 mi16395+3610731+3110731+3116276(Top 61%)10522(Top 69%)10522(Top 1917%)
21M21.00 mi1.00 mi16397-210727+410727+416694(Top 63%)10664(Top 70%)10664(Top 1942%)
35K21.75 mi0.75 mi16410-1310728-110728-116911(Top 64%)10660(Top 70%)10660(Top 1942%)
23M23.00 mi1.25 mi16420-1010718+1010718+1016612(Top 62%)10505(Top 69%)10505(Top 1913%)
24M24.00 mi1.00 mi16473-5310721-310721-317128(Top 64%)10674(Top 70%)10674(Top 1944%)
40K24.85 mi0.85 mi16447+2610681+4010681+4016460(Top 62%)10329(Top 68%)10329(Top 1881%)
25.2M25.20 mi0.35 mi16460-1310688-710688-717548(Top 66%)10805(Top 71%)10805(Top 1968%)
Finish26.22 mi1.02 mi16564-10410727-3910727-3918709(Top 70%)11399(Top 75%)11399(Top 2076%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

16785

Males

10980

M65-69

10980

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

16419

Males

10876

M65-69

10876

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

16785

Males

10980

M65-69

10980

15K→20K

9.3 - 12.4 mi

Top 63%
×5story building
+106ft-86ft

Overall

16731

Males

10937

M65-69

10937

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16965

Males

11063

M65-69

11063

Half→25K

13.1 - 15.5 mi

Top 62%
×4story building
+66ft-88ft

Overall

16530

Males

10769

M65-69

10769

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16667

Males

10775

M65-69

10775

30K→20M

18.6 - 20.0 mi

Top 61%
×5story building
+64ft-50ft

Overall

16276

Males

10522

M65-69

10522

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16694

Males

10664

M65-69

10664

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

16911

Males

10660

M65-69

10660

35K→23M

21.8 - 23.0 mi

Top 62%
×5story building
+23ft-63ft

Overall

16612

Males

10505

M65-69

10505

23M→24M

23.0 - 24.0 mi

Top 64%
×6story building
+12ft-82ft

Overall

17128

Males

10674

M65-69

10674

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

16460

Males

10329

M65-69

10329

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

17548

Males

10805

M65-69

10805

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

18709

Males

11399

M65-69

11399

Passing Analysis

Category:
Athletes Passed
1155
Passed By
2320
Net Change
-1165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15399
5K → 10K137612-475#15399#15874
10K → 15K92414-322#15874#16196
15K → 20K117274-157#16196#16353
20K → Half2859-31#16353#16384
Half → 25K127161-34#16384#16418
25K → 30K183196-13#16418#16431
30K → 20M9357+36#16431#16395
20M → 21M8183-2#16395#16397
21M → 35K3952-13#16397#16410
35K → 23M8292-10#16410#16420
23M → 24M47100-53#16420#16473
24M → 40K8458+26#16473#16447
40K → 25.2M2033-13#16447#16460
25.2M → Finish25129-104#16460#16564
TOTALS11552320-1165
📊

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