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BOSTON MARATHON 2024

John Griffin

Bib: 25113•M

MA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:10/mi
28:29
↑ 97↓ 3451.5%
10K· 6.21 mi
8:46/mi
55:44
↑ 79↓ 1380.4%
15K· 9.32 mi
8:50/mi
1:23:11
↑ 67↓ 78
20K· 12.43 mi
9:36/mi
1:53:02
↑ 106↓ 860.1%
Half· 13.11 mi
8:37/mi
1:58:55
↑ 19↓ 370.5%
25K· 15.53 mi
10:25/mi
2:24:10
↑ 66↓ 880.2%
30K· 18.64 mi
11:54/mi
3:01:08
↑ 181↓ 1480.2%
20M
11:34/mi
3:16:51
↑ 64↓ 500.2%
21M
10:27/mi
3:27:18
↑ 106↓ 241.6%
35K· 21.75 mi
12:17/mi
3:36:29
↑ 17↓ 861.7%
23M
10:51/mi
3:50:04
↑ 23↓ 630.6%
24M
10:41/mi
4:00:45
↓ 821.3%
40K· 24.85 mi
10:48/mi
4:09:59
↓ 200.3%
25.2M
12:02/mi
4:14:08
↑ 13↓ 160.2%
Finish· 26.22 mi
9:50/mi
4:24:09
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:58:55
Pace9:04 /mi
2nd Half
Distance13.11 mi
Time2:25:14
Pace11:05 /mi
📊Positive Split: 22.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5828:299:1028:29
9:10
-
10K
6.21 mi12:21:1355:448:5827:15
8:46
-0:24
15K
9.32 mi12:48:401:23:118:5527:27
8:50
+0:04
20K
12.43 mi13:18:311:53:029:0629:51
9:36
+0:46
Half
13.11 mi13:24:241:58:559:045:53
8:37
-0:59
25K
15.53 mi13:49:392:24:109:1725:15
10:25
+1:48
30K
18.64 mi14:26:373:01:089:4336:58
11:54
+1:29
20M
20.00 mi14:42:203:16:519:5115:43
11:34
-0:20
21M
21.00 mi14:52:473:27:189:5210:27
10:27
-1:07
35K
21.75 mi15:01:583:36:299:579:11
12:17
+1:50
23M
23.00 mi15:15:333:50:0410:0013:35
10:51
-1:26
24M
24.00 mi15:26:144:00:4510:0210:41
10:41
-0:10
40K
24.85 mi15:35:284:09:5910:039:14
10:48
+0:07
25.2M
25.20 mi15:39:374:14:0810:054:09
12:02
+1:14
Finish
26.22 mi15:49:384:24:0910:0510:01
9:50
-2:12

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

8:37 /mi

Average Pace

10:05 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:56

49% of race

Time at Steady Pace

1:09:12

26% of race

Time at Slower Pace

1:06:01

25% of race

Average Pace: 10:04 /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 mi11:53:5828:299:1028:29
9:10
#20691
10K
6.21 mi12:21:1355:448:5827:15
8:46
#19771
15K
9.32 mi12:48:401:23:118:5527:27
8:50
#19248
20K
12.43 mi13:18:311:53:029:0629:51
9:36
#19356
Half
13.11 mi13:24:241:58:559:045:53
8:37
#19223
25K
15.53 mi13:49:392:24:109:1725:15
10:25
#19464
30K
18.64 mi14:26:373:01:089:4336:58
11:54
#20006
20M
20.00 mi14:42:203:16:519:5115:43
11:34
#20046
21M
21.00 mi14:52:473:27:189:5210:27
10:27
#19743
35K
21.75 mi15:01:583:36:299:579:11
12:17
#19863
23M
23.00 mi15:15:333:50:0410:0013:35
10:51
#19735
24M
24.00 mi15:26:144:00:4510:0210:41
10:41
#19647
40K
24.85 mi15:35:284:09:5910:039:14
10:48
#19558
25.2M
25.20 mi15:39:374:14:0810:054:09
12:02
#19520
Finish
26.22 mi15:49:384:24:0910:0510:01
9:50
#19439
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20691123951239518133(Top 71%)11316(Top 78%)11316(Top 233%)
10K6.21 mi3.10 mi19771+92011984+41111984+41118717(Top 73%)11528(Top 79%)11528(Top 238%)
15K9.32 mi3.11 mi19248+52311779+20511779+20518133(Top 71%)11316(Top 78%)11316(Top 233%)
20K12.43 mi3.11 mi19356-10811819-4011819-4019520(Top 76%)11925(Top 82%)11925(Top 246%)
Half13.11 mi0.68 mi19223+13311756+6311756+6316383(Top 64%)10496(Top 72%)10496(Top 216%)
25K15.53 mi2.42 mi19464-24111871-11511871-11520196(Top 79%)12119(Top 83%)12119(Top 250%)
30K18.64 mi3.11 mi20006-54212063-19212063-19221747(Top 85%)12676(Top 87%)12676(Top 261%)
20M20.00 mi1.36 mi20046-4012056+712056+720545(Top 80%)11995(Top 82%)11995(Top 247%)
21M21.00 mi1.00 mi19743+30311888+16811888+16814667(Top 57%)8987(Top 62%)8987(Top 185%)
35K21.75 mi0.75 mi19863-12011925-3711925-3722240(Top 87%)12721(Top 87%)12721(Top 262%)
23M23.00 mi1.25 mi19735+12811836+8911836+8917988(Top 70%)10548(Top 72%)10548(Top 218%)
24M24.00 mi1.00 mi19647+8811776+6011776+6018374(Top 72%)10694(Top 73%)10694(Top 221%)
40K24.85 mi0.85 mi19558+8911717+5911717+5917552(Top 69%)10223(Top 70%)10223(Top 211%)
25.2M25.20 mi0.35 mi19520+3811697+2011697+2017406(Top 68%)10127(Top 69%)10127(Top 209%)
Finish26.22 mi1.02 mi19439+8111646+5111646+5117822(Top 70%)10371(Top 71%)10371(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21story building
+97ft-345ft

Overall

18133

Males

11316

M18-39

11316

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

18717

Males

11528

M18-39

11528

10K→15K

6.2 - 9.3 mi

Top 71%
×3story building
+67ft-78ft

Overall

18133

Males

11316

M18-39

11316

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

19520

Males

11925

M18-39

11925

20K→Half

12.4 - 13.1 mi

Top 64%
×2story building
+19ft-37ft

Overall

16383

Males

10496

M18-39

10496

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20196

Males

12119

M18-39

12119

25K→30K

15.5 - 18.6 mi

Top 85%
×9story building
+181ft-148ft

Overall

21747

Males

12676

M18-39

12676

30K→20M

18.6 - 20.0 mi

Top 80%
×5story building
+64ft-50ft

Overall

20545

Males

11995

M18-39

11995

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

14667

Males

8987

M18-39

8987

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

22240

Males

12721

M18-39

12721

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

17988

Males

10548

M18-39

10548

23M→24M

23.0 - 24.0 mi

Top 72%
×6story building
+12ft-82ft

Overall

18374

Males

10694

M18-39

10694

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

17552

Males

10223

M18-39

10223

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17406

Males

10127

M18-39

10127

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

17822

Males

10371

M18-39

10371

Passing Analysis

Category:
Athletes Passed
2933
Passed By
1681
Net Change
+1252
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20691
5K → 10K95232+920#20691#19771
10K → 15K55835+523#19771#19248
15K → 20K209317-108#19248#19356
20K → Half1330+133#19356#19223
Half → 25K106347-241#19223#19464
25K → 30K54596-542#19464#20006
30K → 20M67107-40#20006#20046
20M → 21M3041+303#20046#19743
21M → 35K30150-120#19743#19863
35K → 23M15022+128#19863#19735
23M → 24M10618+88#19735#19647
24M → 40K10516+89#19647#19558
40K → 25.2M5416+38#19558#19520
25.2M → Finish10524+81#19520#19439
TOTALS29331681+1252
📊

Passing Visuals

Category:
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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