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BOSTON MARATHON 2023

Daniel Diaz

Bib: 4030•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 20%
Gender (Male)
#0 / 15176
Top 33%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:30
Rank: #5727
Start → 5K
21:30 | 6:55/mi
10K· 6.21 mi
42:19
Rank: #5059 (+668)
5K → 10K
20:49 | 6:42/mi
15K· 9.32 mi
1:03:23
Rank: #5008 (+51)
10K → 15K
21:04 | 6:47/mi
20K· 12.43 mi
1:24:48
Rank: #5067 (-59)
15K → 20K
21:25 | 6:54/mi
Half· 13.11 mi
1:29:25
Rank: #5066 (+1)
20K → Half
4:37 | 6:46/mi
25K· 15.53 mi
1:46:11
Rank: #5051 (+15)
Half → 25K
16:46 | 6:55/mi
30K· 18.64 mi
2:08:34
Rank: #5152 (-101)
25K → 30K
22:23 | 7:12/mi
20M
2:18:34
Rank: #5217 (-65)
30K → 20M
10:00 | 7:22/mi
21M
2:26:19
Rank: #5201 (+16)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:31:36
Rank: #5195 (+6)
21M → 35K
5:17 | 7:04/mi
23M
2:41:14
Rank: #5288 (-93)
35K → 23M
9:38 | 7:42/mi
24M
2:48:44
Rank: #5337 (-49)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
2:55:25
Rank: #5400 (-63)
24M → 40K
6:41 | 7:49/mi
25.2M
2:58:17
Rank: #5411 (-11)
40K → 25.2M
2:52 | 8:19/mi
Finish· 26.22 mi
3:05:49
Rank: #5434 (-23)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:25
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:36:24
Pace7:21 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3621:306:5521:30
6:55
-
10K
6.21 mi10:44:2542:196:4920:49
6:42
-0:13
15K
9.32 mi11:05:291:03:236:4821:04
6:47
+0:05
20K
12.43 mi11:26:541:24:486:4921:25
6:54
+0:07
Half
13.11 mi11:31:311:29:256:494:37
6:46
-0:08
25K
15.53 mi11:48:171:46:116:5016:46
6:55
+0:09
30K
18.64 mi12:10:402:08:346:5422:23
7:12
+0:17
20M
20.00 mi12:20:402:18:346:5610:00
7:22
+0:10
21M
21.00 mi12:28:252:26:196:587:45
7:45
+0:23
35K
21.75 mi12:33:422:31:366:585:17
7:04
-0:41
23M
23.00 mi12:43:202:41:147:019:38
7:42
+0:38
24M
24.00 mi12:50:502:48:447:027:30
7:30
-0:12
40K
24.85 mi12:57:312:55:257:036:41
7:49
+0:19
25.2M
25.20 mi13:00:232:58:177:042:52
8:19
+0:30
Finish
26.22 mi13:07:553:05:497:067:32
7:24
-0:55

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

6:42 /mi

Average Pace

7:06 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:11

57% of race

Time at Steady Pace

45:12

24% of race

Time at Slower Pace

34:26

19% of race

Average Pace: 7:05 /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 mi10:23:3621:306:5521:30
6:55
#5727
10K
6.21 mi10:44:2542:196:4920:49
6:42
#5059
15K
9.32 mi11:05:291:03:236:4821:04
6:47
#5008
20K
12.43 mi11:26:541:24:486:4921:25
6:54
#5067
Half
13.11 mi11:31:311:29:256:494:37
6:46
#5066
25K
15.53 mi11:48:171:46:116:5016:46
6:55
#5051
30K
18.64 mi12:10:402:08:346:5422:23
7:12
#5152
20M
20.00 mi12:20:402:18:346:5610:00
7:22
#5217
21M
21.00 mi12:28:252:26:196:587:45
7:45
#5201
35K
21.75 mi12:33:422:31:366:585:17
7:04
#5195
23M
23.00 mi12:43:202:41:147:019:38
7:42
#5288
24M
24.00 mi12:50:502:48:447:027:30
7:30
#5337
40K
24.85 mi12:57:312:55:257:036:41
7:49
#5400
25.2M
25.20 mi13:00:232:58:177:042:52
8:19
#5411
Finish
26.22 mi13:07:553:05:497:067:32
7:24
#5434
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5727526352634941(Top 19%)4592(Top 30%)4592(Top 87%)
10K6.21 mi3.10 mi5059+6684688+5754688+5754343(Top 16%)4067(Top 27%)4067(Top 77%)
15K9.32 mi3.11 mi5008+514650+384650+384941(Top 19%)4592(Top 30%)4592(Top 87%)
20K12.43 mi3.11 mi5067-594705-554705-555299(Top 20%)4892(Top 32%)4892(Top 93%)
Half13.11 mi0.68 mi5066+14704+14704+15014(Top 19%)4646(Top 31%)4646(Top 88%)
25K15.53 mi2.42 mi5051+154690+144690+145060(Top 19%)4677(Top 31%)4677(Top 88%)
30K18.64 mi3.11 mi5152-1014770-804770-805529(Top 21%)5016(Top 33%)5016(Top 95%)
20M20.00 mi1.36 mi5217-654822-524822-525946(Top 22%)5246(Top 35%)5246(Top 99%)
21M21.00 mi1.00 mi5201+164800+224800+225885(Top 22%)5112(Top 34%)5112(Top 97%)
35K21.75 mi0.75 mi5195+64788+124788+125657(Top 21%)4988(Top 33%)4988(Top 94%)
23M23.00 mi1.25 mi5288-934856-684856-687662(Top 29%)6212(Top 41%)6212(Top 118%)
24M24.00 mi1.00 mi5337-494890-344890-347661(Top 29%)6099(Top 40%)6099(Top 115%)
40K24.85 mi0.85 mi5400-634930-404930-408738(Top 33%)6662(Top 44%)6662(Top 126%)
25.2M25.20 mi0.35 mi5411-114936-64936-68268(Top 31%)6300(Top 42%)6300(Top 119%)
Finish26.22 mi1.02 mi5434-234952-164952-167700(Top 29%)5986(Top 39%)5986(Top 113%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4941

Males

4592

M18-39

4592

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4343

Males

4067

M18-39

4067

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4941

Males

4592

M18-39

4592

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5299

Males

4892

M18-39

4892

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5014

Males

4646

M18-39

4646

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

5060

Males

4677

M18-39

4677

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5529

Males

5016

M18-39

5016

30K→20M

18.6 - 20.0 mi

Top 22%
×5stories
+64ft-50ft

Overall

5946

Males

5246

M18-39

5246

20M→21M

20.0 - 21.0 mi

Top 22%
×8stories
+106ft-24ft

Overall

5885

Males

5112

M18-39

5112

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5657

Males

4988

M18-39

4988

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

7662

Males

6212

M18-39

6212

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

7661

Males

6099

M18-39

6099

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8738

Males

6662

M18-39

6662

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

8268

Males

6300

M18-39

6300

25.2M→Finish

25.2 - 26.2 mi

Top 29%
×2stories
+22ft-21ft

Overall

7700

Males

5986

M18-39

5986

Passing Analysis

Category:
Athletes Passed
1467
Passed By
1174
Net Change
+293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5727
5K → 10K69325+668#5727#5059
10K → 15K13483+51#5059#5008
15K → 20K88147-59#5008#5067
20K → Half2625+1#5067#5066
Half → 25K11297+15#5066#5051
25K → 30K106207-101#5051#5152
30K → 20M45110-65#5152#5217
20M → 21M6549+16#5217#5201
21M → 35K3832+6#5201#5195
35K → 23M36129-93#5195#5288
23M → 24M3079-49#5288#5337
24M → 40K3194-63#5337#5400
40K → 25.2M1930-11#5400#5411
25.2M → Finish4467-23#5411#5434
TOTALS14671174+293
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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