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BOSTON MARATHON 2023

Daniel Dye

Bib: 11877•M

AL

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 35%
Division (M45-49)
#0 / 2252
Top 48%
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
7:15/mi
22:32
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
45:09
↑ 79↓ 1380.4%
15K· 9.32 mi
7:18/mi
1:07:51
↑ 67↓ 78
20K· 12.43 mi
7:26/mi
1:30:57
↑ 106↓ 860.1%
Half· 13.11 mi
7:20/mi
1:35:57
↑ 19↓ 370.5%
25K· 15.53 mi
7:23/mi
1:53:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:34/mi
2:17:21
↑ 181↓ 1480.2%
20M
7:40/mi
2:27:46
↑ 64↓ 500.2%
21M
8:10/mi
2:35:56
↑ 106↓ 241.6%
35K· 21.75 mi
7:34/mi
2:41:36
↑ 17↓ 861.7%
23M
7:55/mi
2:51:31
↑ 23↓ 630.6%
24M
7:46/mi
2:59:17
↓ 821.3%
40K· 24.85 mi
8:03/mi
3:06:10
↓ 200.3%
25.2M
9:28/mi
3:09:26
↑ 13↓ 160.2%
Finish· 26.22 mi
8:27/mi
3:18:03
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:57
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:42:06
Pace7:47 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:0922:327:1522:32
7:15
-
10K
6.21 mi11:18:4645:097:1622:37
7:17
+0:02
15K
9.32 mi11:41:281:07:517:1722:42
7:18
+0:01
20K
12.43 mi12:04:341:30:577:1923:06
7:26
+0:08
Half
13.11 mi12:09:341:35:577:195:00
7:20
-0:06
25K
15.53 mi12:27:271:53:507:2017:53
7:23
+0:03
30K
18.64 mi12:50:582:17:217:2223:31
7:34
+0:11
20M
20.00 mi13:01:232:27:467:2310:25
7:40
+0:06
21M
21.00 mi13:09:332:35:567:268:10
8:10
+0:30
35K
21.75 mi13:15:132:41:367:265:40
7:34
-0:36
23M
23.00 mi13:25:082:51:317:279:55
7:55
+0:21
24M
24.00 mi13:32:542:59:177:287:46
7:46
-0:09
40K
24.85 mi13:39:473:06:107:296:53
8:03
+0:17
25.2M
25.20 mi13:43:033:09:267:313:16
9:28
+1:25
Finish
26.22 mi13:51:403:18:037:348:37
8:27
-1:01

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

7:15 /mi

Average Pace

7:34 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:32

11% of race

Time at Steady Pace

2:18:40

70% of race

Time at Slower Pace

36:51

19% of race

Average Pace: 7:33 /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 mi10:56:0922:327:1522:32
7:15
#7811
10K
6.21 mi11:18:4645:097:1622:37
7:17
#8212
15K
9.32 mi11:41:281:07:517:1722:42
7:18
#8302
20K
12.43 mi12:04:341:30:577:1923:06
7:26
#8381
Half
13.11 mi12:09:341:35:577:195:00
7:20
#8398
25K
15.53 mi12:27:271:53:507:2017:53
7:23
#8281
30K
18.64 mi12:50:582:17:217:2223:31
7:34
#8134
20M
20.00 mi13:01:232:27:467:2310:25
7:40
#8084
21M
21.00 mi13:09:332:35:567:268:10
8:10
#8073
35K
21.75 mi13:15:132:41:367:265:40
7:34
#8101
23M
23.00 mi13:25:082:51:317:279:55
7:55
#8131
24M
24.00 mi13:32:542:59:177:287:46
7:46
#8164
40K
24.85 mi13:39:473:06:107:296:53
8:03
#8239
25.2M
25.20 mi13:43:033:09:267:313:16
9:28
#8334
Finish
26.22 mi13:51:403:18:037:348:37
8:27
#8624
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7811684868488592(Top 32%)7301(Top 48%)7301(Top 324%)
10K6.21 mi3.10 mi8212-4017093-2457093-2458703(Top 33%)7386(Top 49%)7386(Top 328%)
15K9.32 mi3.11 mi8302-907145-527145-528592(Top 32%)7301(Top 48%)7301(Top 324%)
20K12.43 mi3.11 mi8381-797184-397184-398785(Top 33%)7367(Top 49%)7367(Top 327%)
Half13.11 mi0.68 mi8398-177189-57189-58784(Top 33%)7375(Top 49%)7375(Top 327%)
25K15.53 mi2.42 mi8281+1177090+997090+997811(Top 29%)6681(Top 44%)6681(Top 297%)
30K18.64 mi3.11 mi8134+1476957+1336957+1337715(Top 29%)6523(Top 43%)6523(Top 290%)
20M20.00 mi1.36 mi8084+506911+466911+467920(Top 30%)6546(Top 43%)6546(Top 291%)
21M21.00 mi1.00 mi8073+116888+236888+238407(Top 32%)6713(Top 44%)6713(Top 298%)
35K21.75 mi0.75 mi8101-28688868889049(Top 34%)7092(Top 47%)7092(Top 315%)
23M23.00 mi1.25 mi8131-306887+16887+19185(Top 35%)7053(Top 46%)7053(Top 313%)
24M24.00 mi1.00 mi8164-336889-26889-29505(Top 36%)7153(Top 47%)7153(Top 318%)
40K24.85 mi0.85 mi8239-756915-266915-2610332(Top 39%)7499(Top 49%)7499(Top 333%)
25.2M25.20 mi0.35 mi8334-956966-516966-5114965(Top 56%)9641(Top 64%)9641(Top 428%)
Finish26.22 mi1.02 mi8624-2907123-1577123-15715080(Top 57%)9754(Top 64%)9754(Top 433%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

8592

Males

7301

M45-49

7301

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8703

Males

7386

M45-49

7386

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

8592

Males

7301

M45-49

7301

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8785

Males

7367

M45-49

7367

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8784

Males

7375

M45-49

7375

Half→25K

13.1 - 15.5 mi

Top 29%
×4story building
+66ft-88ft

Overall

7811

Males

6681

M45-49

6681

25K→30K

15.5 - 18.6 mi

Top 29%
×9story building
+181ft-148ft

Overall

7715

Males

6523

M45-49

6523

30K→20M

18.6 - 20.0 mi

Top 30%
×5story building
+64ft-50ft

Overall

7920

Males

6546

M45-49

6546

20M→21M

20.0 - 21.0 mi

Top 32%
×8story building
+106ft-24ft

Overall

8407

Males

6713

M45-49

6713

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

9049

Males

7092

M45-49

7092

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9185

Males

7053

M45-49

7053

23M→24M

23.0 - 24.0 mi

Top 36%
×6story building
+12ft-82ft

Overall

9505

Males

7153

M45-49

7153

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10332

Males

7499

M45-49

7499

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14965

Males

9641

M45-49

9641

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

15080

Males

9754

M45-49

9754

Passing Analysis

Category:
Athletes Passed
1082
Passed By
1895
Net Change
-813
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7811
5K → 10K84485-401#7811#8212
10K → 15K113203-90#8212#8302
15K → 20K102181-79#8302#8381
20K → Half1633-17#8381#8398
Half → 25K16245+117#8398#8281
25K → 30K20558+147#8281#8134
30K → 20M10454+50#8134#8084
20M → 21M7867+11#8084#8073
21M → 35K3260-28#8073#8101
35K → 23M6898-30#8101#8131
23M → 24M5689-33#8131#8164
24M → 40K44119-75#8164#8239
40K → 25.2M8103-95#8239#8334
25.2M → Finish10300-290#8334#8624
TOTALS10821895-813
📊

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