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BOSTON MARATHON 2024

Jackson Bolstad

Bib: 4068•M

MT

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 31%
Gender (Male)
#0 / 14578
Top 42%
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
19:40
Rank: #2267
Start → 5K
19:40 | 6:20/mi
10K· 6.21 mi
39:20
Rank: #2145 (+122)
5K → 10K
19:40 | 6:20/mi
15K· 9.32 mi
59:58
Rank: #2573 (-428)
10K → 15K
20:38 | 6:38/mi
20K· 12.43 mi
1:21:49
Rank: #3175 (-602)
15K → 20K
21:51 | 7:02/mi
Half· 13.11 mi
1:26:40
Rank: #3341 (-166)
20K → Half
4:51 | 7:07/mi
25K· 15.53 mi
1:44:52
Rank: #3996 (-655)
Half → 25K
18:12 | 7:30/mi
30K· 18.64 mi
2:10:23
Rank: #4962 (-966)
25K → 30K
25:31 | 8:13/mi
20M
2:22:13
Rank: #5309 (-347)
30K → 20M
11:50 | 8:42/mi
21M
2:32:04
Rank: #5624 (-315)
20M → 21M
9:51 | 9:51/mi
35K· 21.75 mi
2:39:20
Rank: #5982 (-358)
21M → 35K
7:16 | 9:43/mi
23M
2:51:19
Rank: #6383 (-401)
35K → 23M
11:59 | 9:34/mi
24M
3:00:37
Rank: #6672 (-289)
23M → 24M
9:18 | 9:18/mi
40K· 24.85 mi
3:10:10
Rank: #7294 (-622)
24M → 40K
9:33 | 11:10/mi
25.2M
3:13:43
Rank: #7358 (-64)
40K → 25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:23:43
Rank: #7838 (-480)
25.2M → Finish
10:00 | 9:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:40
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:57:03
Pace8:56 /mi
📊Positive Split: 35.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:0419:406:2019:40
6:20
-
10K
6.21 mi10:42:4439:206:2019:40
6:20
0:00
15K
9.32 mi11:03:2259:586:2620:38
6:38
+0:18
20K
12.43 mi11:25:131:21:496:3521:51
7:02
+0:24
Half
13.11 mi11:30:041:26:406:374:51
7:07
+0:05
25K
15.53 mi11:48:161:44:526:4518:12
7:30
+0:23
30K
18.64 mi12:13:472:10:237:0025:31
8:13
+0:43
20M
20.00 mi12:25:372:22:137:0711:50
8:42
+0:29
21M
21.00 mi12:35:282:32:047:149:51
9:51
+1:09
35K
21.75 mi12:42:442:39:207:207:16
9:43
-0:08
23M
23.00 mi12:54:432:51:197:2711:59
9:34
-0:09
24M
24.00 mi13:04:013:00:377:329:18
9:18
-0:16
40K
24.85 mi13:13:343:10:107:399:33
11:10
+1:52
25.2M
25.20 mi13:17:073:13:437:413:33
10:18
-0:52
Finish
26.22 mi13:27:073:23:437:4710:00
9:49
-0:29

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

6:20 /mi

Average Pace

7:47 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:52

51% of race

Time at Steady Pace

46:39

23% of race

Time at Slower Pace

52:12

26% of race

Average Pace: 7:46 /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 mi10:23:0419:406:2019:40
6:20
#2267
10K
6.21 mi10:42:4439:206:2019:40
6:20
#2145
15K
9.32 mi11:03:2259:586:2620:38
6:38
#2573
20K
12.43 mi11:25:131:21:496:3521:51
7:02
#3175
Half
13.11 mi11:30:041:26:406:374:51
7:07
#3341
25K
15.53 mi11:48:161:44:526:4518:12
7:30
#3996
30K
18.64 mi12:13:472:10:237:0025:31
8:13
#4962
20M
20.00 mi12:25:372:22:137:0711:50
8:42
#5309
21M
21.00 mi12:35:282:32:047:149:51
9:51
#5624
35K
21.75 mi12:42:442:39:207:207:16
9:43
#5982
23M
23.00 mi12:54:432:51:197:2711:59
9:34
#6383
24M
24.00 mi13:04:013:00:377:329:18
9:18
#6672
40K
24.85 mi13:13:343:10:107:399:33
11:10
#7294
25.2M
25.20 mi13:17:073:13:437:413:33
10:18
#7358
Finish
26.22 mi13:27:073:23:437:4710:00
9:49
#7838
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2267219221923536(Top 14%)3352(Top 23%)3352(Top 69%)
10K6.21 mi3.10 mi2145+1222074+1182074+1182078(Top 8%)2006(Top 14%)2006(Top 41%)
15K9.32 mi3.11 mi2573-4282472-3982472-3983536(Top 14%)3352(Top 23%)3352(Top 69%)
20K12.43 mi3.11 mi3175-6023027-5553027-5555440(Top 21%)4916(Top 34%)4916(Top 101%)
Half13.11 mi0.68 mi3341-1663177-1503177-1506404(Top 25%)5602(Top 38%)5602(Top 116%)
25K15.53 mi2.42 mi3996-6553753-5763753-5767003(Top 27%)5820(Top 40%)5820(Top 120%)
30K18.64 mi3.11 mi4962-9664538-7854538-7859057(Top 35%)6796(Top 47%)6796(Top 140%)
20M20.00 mi1.36 mi5309-3474769-2314769-23110562(Top 41%)7293(Top 50%)7293(Top 150%)
21M21.00 mi1.00 mi5624-3154965-1964965-19612308(Top 48%)7857(Top 54%)7857(Top 162%)
35K21.75 mi0.75 mi5982-3585204-2395204-23916205(Top 63%)9705(Top 67%)9705(Top 200%)
23M23.00 mi1.25 mi6383-4015435-2315435-23113785(Top 54%)8440(Top 58%)8440(Top 174%)
24M24.00 mi1.00 mi6672-2895574-1395574-13913513(Top 53%)8293(Top 57%)8293(Top 171%)
40K24.85 mi0.85 mi7294-6225912-3385912-33818510(Top 72%)10708(Top 73%)10708(Top 221%)
25.2M25.20 mi0.35 mi7358-645923-115923-1112005(Top 47%)7366(Top 51%)7366(Top 152%)
Finish26.22 mi1.02 mi7838-4806153-2306153-23017735(Top 69%)10316(Top 71%)10316(Top 213%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3536

Males

3352

M18-39

3352

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2078

Males

2006

M18-39

2006

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3536

Males

3352

M18-39

3352

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5440

Males

4916

M18-39

4916

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6404

Males

5602

M18-39

5602

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7003

Males

5820

M18-39

5820

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

9057

Males

6796

M18-39

6796

30K→20M

18.6 - 20.0 mi

Top 41%
×5stories
+64ft-50ft

Overall

10562

Males

7293

M18-39

7293

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12308

Males

7857

M18-39

7857

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16205

Males

9705

M18-39

9705

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

13785

Males

8440

M18-39

8440

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

13513

Males

8293

M18-39

8293

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18510

Males

10708

M18-39

10708

40K→25.2M

24.9 - 25.2 mi

Top 47%
×1story
+13ft-16ft

Overall

12005

Males

7366

M18-39

7366

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

17735

Males

10316

M18-39

10316

Passing Analysis

Category:
Athletes Passed
491
Passed By
6062
Net Change
-5571
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2267
5K → 10K18260+122#2267#2145
10K → 15K17445-428#2145#2573
15K → 20K22624-602#2573#3175
20K → Half0166-166#3175#3341
Half → 25K30685-655#3341#3996
25K → 30K32998-966#3996#4962
30K → 20M32379-347#4962#5309
20M → 21M29344-315#5309#5624
21M → 35K18376-358#5624#5982
35K → 23M36437-401#5982#6383
23M → 24M29318-289#6383#6672
24M → 40K16638-622#6672#7294
40K → 25.2M3296-64#7294#7358
25.2M → Finish16496-480#7358#7838
TOTALS4916062-5571
📊

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