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BOSTON MARATHON 2023

Dustin Blunck

Bib: 4648•M

AZ

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
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
21:20
Rank: #5291
Start → 5K
21:20 | 6:52/mi
10K· 6.21 mi
42:23
Rank: #5131 (+160)
5K → 10K
21:03 | 6:47/mi
15K· 9.32 mi
1:03:35
Rank: #5196 (-65)
10K → 15K
21:12 | 6:49/mi
20K· 12.43 mi
1:25:08
Rank: #5334 (-138)
15K → 20K
21:33 | 6:56/mi
Half· 13.11 mi
1:29:49
Rank: #5362 (-28)
20K → Half
4:41 | 6:52/mi
25K· 15.53 mi
1:47:02
Rank: #5515 (-153)
Half → 25K
17:13 | 7:06/mi
30K· 18.64 mi
2:10:10
Rank: #5706 (-191)
25K → 30K
23:08 | 7:27/mi
20M
2:20:37
Rank: #5836 (-130)
30K → 20M
10:27 | 7:41/mi
21M
2:29:19
Rank: #6067 (-231)
20M → 21M
8:42 | 8:42/mi
35K· 21.75 mi
2:34:52
Rank: #6090 (-23)
21M → 35K
5:33 | 7:25/mi
23M
2:46:02
Rank: #6527 (-437)
35K → 23M
11:10 | 8:55/mi
24M
2:54:07
Rank: #6656 (-129)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:01:26
Rank: #6860 (-204)
24M → 40K
7:19 | 8:33/mi
25.2M
3:05:00
Rank: #7044 (-184)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:13:08
Rank: #7194 (-150)
25.2M → Finish
8:08 | 7:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:49
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:43:19
Pace7:53 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3521:206:5221:20
6:52
-
10K
6.21 mi10:44:3842:236:4921:03
6:47
-0:05
15K
9.32 mi11:05:501:03:356:4921:12
6:49
+0:02
20K
12.43 mi11:27:231:25:086:5121:33
6:56
+0:07
Half
13.11 mi11:32:041:29:496:514:41
6:52
-0:04
25K
15.53 mi11:49:171:47:026:5317:13
7:06
+0:14
30K
18.64 mi12:12:252:10:106:5923:08
7:27
+0:21
20M
20.00 mi12:22:522:20:377:0210:27
7:41
+0:14
21M
21.00 mi12:31:342:29:197:078:42
8:42
+1:01
35K
21.75 mi12:37:072:34:527:075:33
7:25
-1:17
23M
23.00 mi12:48:172:46:027:1311:10
8:55
+1:30
24M
24.00 mi12:56:222:54:077:158:05
8:05
-0:50
40K
24.85 mi13:03:413:01:267:187:19
8:33
+0:28
25.2M
25.20 mi13:07:153:05:007:203:34
10:21
+1:48
Finish
26.22 mi13:15:233:13:087:228:08
7:59
-2:22

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

6:47 /mi

Average Pace

7:22 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:49

47% of race

Time at Steady Pace

56:21

29% of race

Time at Slower Pace

46:58

24% of race

Average Pace: 7:22 /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 mi10:23:3521:206:5221:20
6:52
#5291
10K
6.21 mi10:44:3842:236:4921:03
6:47
#5131
15K
9.32 mi11:05:501:03:356:4921:12
6:49
#5196
20K
12.43 mi11:27:231:25:086:5121:33
6:56
#5334
Half
13.11 mi11:32:041:29:496:514:41
6:52
#5362
25K
15.53 mi11:49:171:47:026:5317:13
7:06
#5515
30K
18.64 mi12:12:252:10:106:5923:08
7:27
#5706
20M
20.00 mi12:22:522:20:377:0210:27
7:41
#5836
21M
21.00 mi12:31:342:29:197:078:42
8:42
#6067
35K
21.75 mi12:37:072:34:527:075:33
7:25
#6090
23M
23.00 mi12:48:172:46:027:1311:10
8:55
#6527
24M
24.00 mi12:56:222:54:077:158:05
8:05
#6656
40K
24.85 mi13:03:413:01:267:187:19
8:33
#6860
25.2M
25.20 mi13:07:153:05:007:203:34
10:21
#7044
Finish
26.22 mi13:15:233:13:087:228:08
7:59
#7194
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5291489848985342(Top 20%)4934(Top 33%)4934(Top 93%)
10K6.21 mi3.10 mi5131+1604755+1434755+1435071(Top 19%)4694(Top 31%)4694(Top 89%)
15K9.32 mi3.11 mi5196-654815-604815-605342(Top 20%)4934(Top 33%)4934(Top 93%)
20K12.43 mi3.11 mi5334-1384936-1214936-1215585(Top 21%)5133(Top 34%)5133(Top 97%)
Half13.11 mi0.68 mi5362-284963-274963-275803(Top 22%)5335(Top 35%)5335(Top 101%)
25K15.53 mi2.42 mi5515-1535090-1275090-1276120(Top 23%)5533(Top 36%)5533(Top 105%)
30K18.64 mi3.11 mi5706-1915235-1455235-1456863(Top 26%)5973(Top 39%)5973(Top 113%)
20M20.00 mi1.36 mi5836-1305329-945329-948076(Top 30%)6636(Top 44%)6636(Top 126%)
21M21.00 mi1.00 mi6067-2315493-1645493-16411618(Top 44%)8385(Top 55%)8385(Top 159%)
35K21.75 mi0.75 mi6090-235502-95502-97885(Top 30%)6420(Top 42%)6420(Top 121%)
23M23.00 mi1.25 mi6527-4375815-3135815-31315605(Top 59%)10063(Top 66%)10063(Top 190%)
24M24.00 mi1.00 mi6656-1295895-805895-8011776(Top 44%)8276(Top 55%)8276(Top 157%)
40K24.85 mi0.85 mi6860-2046021-1266021-12613651(Top 51%)9071(Top 60%)9071(Top 172%)
25.2M25.20 mi0.35 mi7044-1846133-1126133-11218540(Top 70%)11249(Top 74%)11249(Top 213%)
Finish26.22 mi1.02 mi7194-1506204-716204-7111943(Top 45%)8241(Top 54%)8241(Top 156%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21stories
+97ft-345ft

Overall

5342

Males

4934

M18-39

4934

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

5071

Males

4694

M18-39

4694

10K→15K

6.2 - 9.3 mi

Top 20%
×3stories
+67ft-78ft

Overall

5342

Males

4934

M18-39

4934

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5585

Males

5133

M18-39

5133

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5803

Males

5335

M18-39

5335

Half→25K

13.1 - 15.5 mi

Top 23%
×4stories
+66ft-88ft

Overall

6120

Males

5533

M18-39

5533

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

6863

Males

5973

M18-39

5973

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

8076

Males

6636

M18-39

6636

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11618

Males

8385

M18-39

8385

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7885

Males

6420

M18-39

6420

35K→23M

21.8 - 23.0 mi

Top 59%
×5stories
+23ft-63ft

Overall

15605

Males

10063

M18-39

10063

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11776

Males

8276

M18-39

8276

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13651

Males

9071

M18-39

9071

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

18540

Males

11249

M18-39

11249

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11943

Males

8241

M18-39

8241

Passing Analysis

Category:
Athletes Passed
724
Passed By
2627
Net Change
-1903
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5291
5K → 10K276116+160#5291#5131
10K → 15K89154-65#5131#5196
15K → 20K76214-138#5196#5334
20K → Half937-28#5334#5362
Half → 25K54207-153#5362#5515
25K → 30K64255-191#5515#5706
30K → 20M29159-130#5706#5836
20M → 21M12243-231#5836#6067
21M → 35K2649-23#6067#6090
35K → 23M10447-437#6090#6527
23M → 24M19148-129#6527#6656
24M → 40K18222-204#6656#6860
40K → 25.2M7191-184#6860#7044
25.2M → Finish35185-150#7044#7194
TOTALS7242627-1903
📊

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