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BOSTON MARATHON 2024

Jon Bloss

Bib: 13876•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 48%
Masters (Masters Men)
#0 / 9729
Top 38%
Division (M50-54)
#0 / 1935
Top 39%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:27
Rank: #8605
Start → 5K
22:27 | 7:14/mi
10K· 6.21 mi
45:15
Rank: #8764 (-159)
5K → 10K
22:48 | 7:20/mi
15K· 9.32 mi
1:08:30
Rank: #8971 (-207)
10K → 15K
23:15 | 7:29/mi
20K· 12.43 mi
1:32:31
Rank: #9205 (-234)
15K → 20K
24:01 | 7:44/mi
Half· 13.11 mi
1:37:39
Rank: #9201 (+4)
20K → Half
5:08 | 7:31/mi
25K· 15.53 mi
1:57:03
Rank: #9326 (-125)
Half → 25K
19:24 | 8:00/mi
30K· 18.64 mi
2:22:48
Rank: #9276 (+50)
25K → 30K
25:45 | 8:17/mi
20M
2:34:35
Rank: #9296 (-20)
30K → 20M
11:47 | 8:40/mi
21M
2:44:19
Rank: #9401 (-105)
20M → 21M
9:44 | 9:44/mi
35K· 21.75 mi
2:50:29
Rank: #9346 (+55)
21M → 35K
6:10 | 8:15/mi
23M
3:01:26
Rank: #9303 (+43)
35K → 23M
10:57 | 8:45/mi
24M
3:10:02
Rank: #9327 (-24)
23M → 24M
8:36 | 8:36/mi
40K· 24.85 mi
3:17:29
Rank: #9325 (+2)
24M → 40K
7:27 | 8:43/mi
25.2M
3:20:47
Rank: #9310 (+15)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:29:15
Rank: #9348 (-38)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:39
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time1:51:36
Pace8:31 /mi
📊Positive Split: 14.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4222:277:1422:27
7:14
-
10K
6.21 mi11:16:3045:157:1722:48
7:20
+0:06
15K
9.32 mi11:39:451:08:307:2123:15
7:29
+0:09
20K
12.43 mi12:03:461:32:317:2724:01
7:44
+0:15
Half
13.11 mi12:08:541:37:397:275:08
7:31
-0:13
25K
15.53 mi12:28:181:57:037:3219:24
8:00
+0:29
30K
18.64 mi12:54:032:22:487:4025:45
8:17
+0:17
20M
20.00 mi13:05:502:34:357:4411:47
8:40
+0:23
21M
21.00 mi13:15:342:44:197:499:44
9:44
+1:04
35K
21.75 mi13:21:442:50:297:506:10
8:15
-1:29
23M
23.00 mi13:32:413:01:267:5310:57
8:45
+0:30
24M
24.00 mi13:41:173:10:027:558:36
8:36
-0:09
40K
24.85 mi13:48:443:17:297:577:27
8:43
+0:07
25.2M
25.20 mi13:52:023:20:477:583:18
9:34
+0:51
Finish
26.22 mi14:00:303:29:157:598:28
8:19
-1:15

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

7:14 /mi

Average Pace

7:59 /mi

Slowest Pace

9:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:39

47% of race

Time at Steady Pace

1:08:23

33% of race

Time at Slower Pace

43:13

21% of race

Average Pace: 7:59 /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 mi10:53:4222:277:1422:27
7:14
#8605
10K
6.21 mi11:16:3045:157:1722:48
7:20
#8764
15K
9.32 mi11:39:451:08:307:2123:15
7:29
#8971
20K
12.43 mi12:03:461:32:317:2724:01
7:44
#9205
Half
13.11 mi12:08:541:37:397:275:08
7:31
#9201
25K
15.53 mi12:28:181:57:037:3219:24
8:00
#9326
30K
18.64 mi12:54:032:22:487:4025:45
8:17
#9276
20M
20.00 mi13:05:502:34:357:4411:47
8:40
#9296
21M
21.00 mi13:15:342:44:197:499:44
9:44
#9401
35K
21.75 mi13:21:442:50:297:506:10
8:15
#9346
23M
23.00 mi13:32:413:01:267:5310:57
8:45
#9303
24M
24.00 mi13:41:173:10:027:558:36
8:36
#9327
40K
24.85 mi13:48:443:17:297:577:27
8:43
#9325
25.2M
25.20 mi13:52:023:20:477:583:18
9:34
#9310
Finish
26.22 mi14:00:303:29:157:598:28
8:19
#9348
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8605716871689531(Top 37%)7569(Top 52%)7569(Top 391%)
10K6.21 mi3.10 mi8764-1597231-637231-638962(Top 35%)7319(Top 50%)7319(Top 378%)
15K9.32 mi3.11 mi8971-2077330-997330-999531(Top 37%)7569(Top 52%)7569(Top 391%)
20K12.43 mi3.11 mi9205-2347422-927422-929946(Top 39%)7623(Top 52%)7623(Top 394%)
Half13.11 mi0.68 mi9201+47417+57417+59264(Top 36%)7302(Top 50%)7302(Top 377%)
25K15.53 mi2.42 mi9326-1257440-237440-2310177(Top 40%)7584(Top 52%)7584(Top 392%)
30K18.64 mi3.11 mi9276+507312+1287312+1289488(Top 37%)7011(Top 48%)7011(Top 362%)
20M20.00 mi1.36 mi9296-207263+497263+4910365(Top 41%)7203(Top 49%)7203(Top 372%)
21M21.00 mi1.00 mi9401-1057243+207243+2011829(Top 46%)7624(Top 52%)7624(Top 394%)
35K21.75 mi0.75 mi9346+557181+627181+629196(Top 36%)6359(Top 44%)6359(Top 329%)
23M23.00 mi1.25 mi9303+437099+827099+829798(Top 38%)6483(Top 44%)6483(Top 335%)
24M24.00 mi1.00 mi9327-247063+367063+3610019(Top 39%)6547(Top 45%)6547(Top 338%)
40K24.85 mi0.85 mi9325+27019+447019+449455(Top 37%)6133(Top 42%)6133(Top 317%)
25.2M25.20 mi0.35 mi9310+156994+256994+258986(Top 35%)5822(Top 40%)5822(Top 301%)
Finish26.22 mi1.02 mi9348-386973+216973+2110372(Top 41%)6667(Top 46%)6667(Top 345%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9531

Males

7569

M50-54

7569

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8962

Males

7319

M50-54

7319

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9531

Males

7569

M50-54

7569

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

9946

Males

7623

M50-54

7623

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

9264

Males

7302

M50-54

7302

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10177

Males

7584

M50-54

7584

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9488

Males

7011

M50-54

7011

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10365

Males

7203

M50-54

7203

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

11829

Males

7624

M50-54

7624

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9196

Males

6359

M50-54

6359

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

9798

Males

6483

M50-54

6483

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10019

Males

6547

M50-54

6547

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9455

Males

6133

M50-54

6133

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

8986

Males

5822

M50-54

5822

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2stories
+22ft-21ft

Overall

10372

Males

6667

M50-54

6667

Passing Analysis

Category:
Athletes Passed
1720
Passed By
2463
Net Change
-743
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8605
5K → 10K182341-159#8605#8764
10K → 15K123330-207#8764#8971
15K → 20K129363-234#8971#9205
20K → Half3632+4#9205#9201
Half → 25K167292-125#9201#9326
25K → 30K294244+50#9326#9276
30K → 20M129149-20#9276#9296
20M → 21M102207-105#9296#9401
21M → 35K9035+55#9401#9346
35K → 23M163120+43#9346#9303
23M → 24M89113-24#9303#9327
24M → 40K9189+2#9327#9325
40K → 25.2M5136+15#9325#9310
25.2M → Finish74112-38#9310#9348
TOTALS17202463-743
📊

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