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BOSTON MARATHON 2024

Josh Tarnowski

Bib: 4757•M

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 7%
Division (M18-39)
#0 / 4849
Top 17%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:31
Rank: #1985
Start → 5K
19:31 | 6:17/mi
10K· 6.21 mi
39:16
Rank: #2071 (-86)
5K → 10K
19:45 | 6:21/mi
15K· 9.32 mi
59:13
Rank: #2144 (-73)
10K → 15K
19:57 | 6:25/mi
20K· 12.43 mi
1:19:15
Rank: #2060 (+84)
15K → 20K
20:02 | 6:27/mi
Half· 13.11 mi
1:23:33
Rank: #2036 (+24)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:39:07
Rank: #1883 (+153)
Half → 25K
15:34 | 6:25/mi
30K· 18.64 mi
1:59:18
Rank: #1636 (+247)
25K → 30K
20:11 | 6:30/mi
20M
2:08:07
Rank: #1501 (+135)
30K → 20M
8:49 | 6:29/mi
21M
2:14:53
Rank: #1401 (+100)
20M → 21M
6:46 | 6:46/mi
35K· 21.75 mi
2:19:33
Rank: #1340 (+61)
21M → 35K
4:40 | 6:14/mi
23M
2:27:37
Rank: #1246 (+94)
35K → 23M
8:04 | 6:27/mi
24M
2:33:51
Rank: #1175 (+71)
23M → 24M
6:14 | 6:14/mi
40K· 24.85 mi
2:39:21
Rank: #1120 (+55)
24M → 40K
5:30 | 6:26/mi
25.2M
2:41:45
Rank: #1092 (+28)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:48:17
Rank: #1065 (+27)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:33
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:24:44
Pace6:28 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3219:316:1719:31
6:17
-
10K
6.21 mi10:42:1739:166:1919:45
6:21
+0:04
15K
9.32 mi11:02:1459:136:2119:57
6:25
+0:04
20K
12.43 mi11:22:161:19:156:2320:02
6:27
+0:02
Half
13.11 mi11:26:341:23:336:224:18
6:18
-0:09
25K
15.53 mi11:42:081:39:076:2315:34
6:25
+0:07
30K
18.64 mi12:02:191:59:186:2420:11
6:30
+0:05
20M
20.00 mi12:11:082:08:076:248:49
6:29
-0:01
21M
21.00 mi12:17:542:14:536:256:46
6:46
+0:17
35K
21.75 mi12:22:342:19:336:254:40
6:14
-0:32
23M
23.00 mi12:30:382:27:376:258:04
6:27
+0:13
24M
24.00 mi12:36:522:33:516:256:14
6:14
-0:13
40K
24.85 mi12:42:222:39:216:255:30
6:26
+0:12
25.2M
25.20 mi12:44:462:41:456:252:24
6:58
+0:32
Finish
26.22 mi12:51:182:48:176:256:32
6:25
-0:33

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

6:14 /mi

Average Pace

6:25 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:53

99% of race

Time at Steady Pace

2:24

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:25 /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 mi10:22:3219:316:1719:31
6:17
#1985
10K
6.21 mi10:42:1739:166:1919:45
6:21
#2071
15K
9.32 mi11:02:1459:136:2119:57
6:25
#2144
20K
12.43 mi11:22:161:19:156:2320:02
6:27
#2060
Half
13.11 mi11:26:341:23:336:224:18
6:18
#2036
25K
15.53 mi11:42:081:39:076:2315:34
6:25
#1883
30K
18.64 mi12:02:191:59:186:2420:11
6:30
#1636
20M
20.00 mi12:11:082:08:076:248:49
6:29
#1501
21M
21.00 mi12:17:542:14:536:256:46
6:46
#1401
35K
21.75 mi12:22:342:19:336:254:40
6:14
#1340
23M
23.00 mi12:30:382:27:376:258:04
6:27
#1246
24M
24.00 mi12:36:522:33:516:256:14
6:14
#1175
40K
24.85 mi12:42:222:39:216:255:30
6:26
#1120
25.2M
25.20 mi12:44:462:41:456:252:24
6:58
#1092
Finish
26.22 mi12:51:182:48:176:256:32
6:25
#1065
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1985192119212283(Top 9%)2202(Top 15%)2202(Top 45%)
10K6.21 mi3.10 mi2071-862002-812002-812177(Top 9%)2101(Top 14%)2101(Top 43%)
15K9.32 mi3.11 mi2144-732074-722074-722283(Top 9%)2202(Top 15%)2202(Top 45%)
20K12.43 mi3.11 mi2060+841991+831991+831922(Top 8%)1854(Top 13%)1854(Top 38%)
Half13.11 mi0.68 mi2036+241968+231968+231655(Top 6%)1600(Top 11%)1600(Top 33%)
25K15.53 mi2.42 mi1883+1531821+1471821+1471486(Top 6%)1432(Top 10%)1432(Top 30%)
30K18.64 mi3.11 mi1636+2471583+2381583+2381039(Top 4%)995(Top 7%)995(Top 21%)
20M20.00 mi1.36 mi1501+1351447+1361447+136823(Top 3%)779(Top 5%)779(Top 16%)
21M21.00 mi1.00 mi1401+1001348+991348+99659(Top 3%)620(Top 4%)620(Top 13%)
35K21.75 mi0.75 mi1340+611289+591289+59709(Top 3%)670(Top 5%)670(Top 14%)
23M23.00 mi1.25 mi1246+941199+901199+90593(Top 2%)559(Top 4%)559(Top 12%)
24M24.00 mi1.00 mi1175+711128+711128+71517(Top 2%)484(Top 3%)484(Top 10%)
40K24.85 mi0.85 mi1120+551073+551073+55631(Top 2%)591(Top 4%)591(Top 12%)
25.2M25.20 mi0.35 mi1092+281045+281045+28540(Top 2%)499(Top 3%)499(Top 10%)
Finish26.22 mi1.02 mi1065+271018+271018+271150(Top 5%)1052(Top 7%)1052(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2283

Males

2202

M18-39

2202

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2177

Males

2101

M18-39

2101

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2283

Males

2202

M18-39

2202

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

1922

Males

1854

M18-39

1854

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1655

Males

1600

M18-39

1600

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1486

Males

1432

M18-39

1432

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1039

Males

995

M18-39

995

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

823

Males

779

M18-39

779

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

659

Males

620

M18-39

620

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

709

Males

670

M18-39

670

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

593

Males

559

M18-39

559

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

517

Males

484

M18-39

484

24M→40K

24.0 - 24.9 mi

Top 2%
×1story
+6ft-20ft

Overall

631

Males

591

M18-39

591

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

540

Males

499

M18-39

499

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1150

Males

1052

M18-39

1052

Passing Analysis

Category:
Athletes Passed
1300
Passed By
380
Net Change
+920
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1985
5K → 10K76162-86#1985#2071
10K → 15K58131-73#2071#2144
15K → 20K13450+84#2144#2060
20K → Half273+24#2060#2036
Half → 25K1596+153#2036#1883
25K → 30K2536+247#1883#1636
30K → 20M1372+135#1636#1501
20M → 21M1011+100#1501#1401
21M → 35K610+61#1401#1340
35K → 23M951+94#1340#1246
23M → 24M721+71#1246#1175
24M → 40K572+55#1175#1120
40K → 25.2M335+28#1120#1092
25.2M → Finish3710+27#1092#1065
TOTALS1300380+920
📊

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