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BOSTON MARATHON 2024

John Delbalso

Bib: 6274•M

OH

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Overall
#0 / 25550
Top 28%
Gender (Male)
#0 / 14578
Top 39%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:10
Rank: #5748
Start → 5K
21:10 | 6:49/mi
10K· 6.21 mi
42:33
Rank: #5785 (-37)
5K → 10K
21:23 | 6:53/mi
15K· 9.32 mi
1:04:22
Rank: #5992 (-207)
10K → 15K
21:49 | 7:01/mi
20K· 12.43 mi
1:26:34
Rank: #5962 (+30)
15K → 20K
22:12 | 7:09/mi
Half· 13.11 mi
1:31:27
Rank: #5983 (-21)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:49:58
Rank: #6199 (-216)
Half → 25K
18:31 | 7:38/mi
30K· 18.64 mi
2:16:42
Rank: #7037 (-838)
25K → 30K
26:44 | 8:36/mi
20M
2:29:15
Rank: #7455 (-418)
30K → 20M
12:33 | 9:14/mi
21M
2:37:46
Rank: #7319 (+136)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:43:40
Rank: #7246 (+73)
21M → 35K
5:54 | 7:53/mi
23M
2:53:58
Rank: #7140 (+106)
35K → 23M
10:18 | 8:14/mi
24M
3:02:26
Rank: #7186 (-46)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:09:41
Rank: #7165 (+21)
24M → 40K
7:15 | 8:29/mi
25.2M
3:12:49
Rank: #7128 (+37)
40K → 25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:20:56
Rank: #7119 (+9)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:27
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:49:29
Pace8:21 /mi
📊Positive Split: 19.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:5121:106:4921:10
6:49
-
10K
6.21 mi10:49:1442:336:5121:23
6:53
+0:04
15K
9.32 mi11:11:031:04:226:5421:49
7:01
+0:08
20K
12.43 mi11:33:151:26:346:5822:12
7:09
+0:08
Half
13.11 mi11:38:081:31:276:594:53
7:09
0:00
25K
15.53 mi11:56:391:49:587:0518:31
7:38
+0:29
30K
18.64 mi12:23:232:16:427:2026:44
8:36
+0:58
20M
20.00 mi12:35:562:29:157:2812:33
9:14
+0:38
21M
21.00 mi12:44:272:37:467:318:31
8:31
-0:43
35K
21.75 mi12:50:212:43:407:325:54
7:53
-0:38
23M
23.00 mi13:00:392:53:587:3410:18
8:14
+0:21
24M
24.00 mi13:09:073:02:267:368:28
8:28
+0:14
40K
24.85 mi13:16:223:09:417:387:15
8:29
+0:01
25.2M
25.20 mi13:19:303:12:497:393:08
9:05
+0:36
Finish
26.22 mi13:27:373:20:567:408:07
7:58
-1:07

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

6:49 /mi

Average Pace

7:40 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:31:27

46% of race

Time at Steady Pace

42:50

21% of race

Time at Slower Pace

1:06:39

33% of race

Average Pace: 7:40 /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 mi10:27:5121:106:4921:10
6:49
#5748
10K
6.21 mi10:49:1442:336:5121:23
6:53
#5785
15K
9.32 mi11:11:031:04:226:5421:49
7:01
#5992
20K
12.43 mi11:33:151:26:346:5822:12
7:09
#5962
Half
13.11 mi11:38:081:31:276:594:53
7:09
#5983
25K
15.53 mi11:56:391:49:587:0518:31
7:38
#6199
30K
18.64 mi12:23:232:16:427:2026:44
8:36
#7037
20M
20.00 mi12:35:562:29:157:2812:33
9:14
#7455
21M
21.00 mi12:44:272:37:467:318:31
8:31
#7319
35K
21.75 mi12:50:212:43:407:325:54
7:53
#7246
23M
23.00 mi13:00:392:53:587:3410:18
8:14
#7140
24M
24.00 mi13:09:073:02:267:368:28
8:28
#7186
40K
24.85 mi13:16:223:09:417:387:15
8:29
#7165
25.2M
25.20 mi13:19:303:12:497:393:08
9:05
#7128
Finish
26.22 mi13:27:373:20:567:408:07
7:58
#7119
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5748524152416347(Top 25%)5633(Top 39%)5633(Top 116%)
10K6.21 mi3.10 mi5785-375275-345275-345871(Top 23%)5312(Top 36%)5312(Top 110%)
15K9.32 mi3.11 mi5992-2075418-1435418-1436347(Top 25%)5633(Top 39%)5633(Top 116%)
20K12.43 mi3.11 mi5962+305368+505368+506074(Top 24%)5369(Top 37%)5369(Top 111%)
Half13.11 mi0.68 mi5983-215382-145382-146673(Top 26%)5783(Top 40%)5783(Top 119%)
25K15.53 mi2.42 mi6199-2165499-1175499-1177858(Top 31%)6339(Top 43%)6339(Top 131%)
30K18.64 mi3.11 mi7037-8386021-5226021-52211173(Top 44%)7873(Top 54%)7873(Top 162%)
20M20.00 mi1.36 mi7455-4186234-2136234-21313283(Top 52%)8522(Top 58%)8522(Top 176%)
21M21.00 mi1.00 mi7319+1366108+1266108+1266290(Top 25%)4857(Top 33%)4857(Top 100%)
35K21.75 mi0.75 mi7246+736031+776031+777055(Top 28%)5261(Top 36%)5261(Top 108%)
23M23.00 mi1.25 mi7140+1065905+1265905+1266931(Top 27%)5043(Top 35%)5043(Top 104%)
24M24.00 mi1.00 mi7186-465893+125893+129236(Top 36%)6153(Top 42%)6153(Top 127%)
40K24.85 mi0.85 mi7165+215833+605833+608216(Top 32%)5507(Top 38%)5507(Top 114%)
25.2M25.20 mi0.35 mi7128+375790+435790+436890(Top 27%)4756(Top 33%)4756(Top 98%)
Finish26.22 mi1.02 mi7119+95746+445746+448299(Top 32%)5549(Top 38%)5549(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6347

Males

5633

M18-39

5633

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

5871

Males

5312

M18-39

5312

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6347

Males

5633

M18-39

5633

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6074

Males

5369

M18-39

5369

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6673

Males

5783

M18-39

5783

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

7858

Males

6339

M18-39

6339

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11173

Males

7873

M18-39

7873

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13283

Males

8522

M18-39

8522

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6290

Males

4857

M18-39

4857

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7055

Males

5261

M18-39

5261

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

6931

Males

5043

M18-39

5043

23M→24M

23.0 - 24.0 mi

Top 36%
×6stories
+12ft-82ft

Overall

9236

Males

6153

M18-39

6153

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8216

Males

5507

M18-39

5507

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

6890

Males

4756

M18-39

4756

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8299

Males

5549

M18-39

5549

Passing Analysis

Category:
Athletes Passed
1406
Passed By
2777
Net Change
-1371
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5748
5K → 10K170207-37#5748#5785
10K → 15K81288-207#5785#5992
15K → 20K179149+30#5992#5962
20K → Half2344-21#5962#5983
Half → 25K83299-216#5983#6199
25K → 30K55893-838#6199#7037
30K → 20M39457-418#7037#7455
20M → 21M18347+136#7455#7319
21M → 35K10936+73#7319#7246
35K → 23M17670+106#7246#7140
23M → 24M80126-46#7140#7186
24M → 40K9574+21#7186#7165
40K → 25.2M5316+37#7165#7128
25.2M → Finish8071+9#7128#7119
TOTALS14062777-1371
📊

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