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BOSTON MARATHON 2024

Matthew Krzmarzick

Bib: 2396•M

MN

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 12%
Gender (Male)
#0 / 14578
Top 19%
Division (M18-39)
#0 / 4849
Top 40%
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
6:10/mi
19:11
↑ 97↓ 3451.5%
10K· 6.21 mi
6:03/mi
37:58
↑ 79↓ 1380.4%
15K· 9.32 mi
5:59/mi
56:34
↑ 67↓ 78
20K· 12.43 mi
6:14/mi
1:15:55
↑ 106↓ 860.1%
Half· 13.11 mi
6:01/mi
1:20:01
↑ 19↓ 370.5%
25K· 15.53 mi
6:29/mi
1:35:45
↑ 66↓ 880.2%
30K· 18.64 mi
7:26/mi
1:58:50
↑ 181↓ 1480.2%
20M
7:34/mi
2:09:07
↑ 64↓ 500.2%
21M
8:34/mi
2:17:41
↑ 106↓ 241.6%
35K· 21.75 mi
7:40/mi
2:23:25
↑ 17↓ 861.7%
23M
8:02/mi
2:33:29
↑ 23↓ 630.6%
24M
8:46/mi
2:42:15
↓ 821.3%
40K· 24.85 mi
9:23/mi
2:50:16
↓ 200.3%
25.2M
8:13/mi
2:53:06
↑ 13↓ 160.2%
Finish· 26.22 mi
7:29/mi
3:00:44
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:01
Pace6:06 /mi
2nd Half
Distance13.11 mi
Time1:40:43
Pace7:41 /mi
📊Positive Split: 25.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5319:116:1019:11
6:10
-
10K
6.21 mi10:42:4037:586:0718:47
6:03
-0:07
15K
9.32 mi11:01:1656:346:0418:36
5:59
-0:04
20K
12.43 mi11:20:371:15:556:0719:21
6:14
+0:15
Half
13.11 mi11:24:431:20:016:064:06
6:01
-0:13
25K
15.53 mi11:40:271:35:456:1015:44
6:29
+0:28
30K
18.64 mi12:03:321:58:506:2223:05
7:26
+0:57
20M
20.00 mi12:13:492:09:076:2710:17
7:34
+0:08
21M
21.00 mi12:22:232:17:416:338:34
8:34
+1:00
35K
21.75 mi12:28:072:23:256:365:44
7:40
-0:54
23M
23.00 mi12:38:112:33:296:4010:04
8:02
+0:22
24M
24.00 mi12:46:572:42:156:468:46
8:46
+0:44
40K
24.85 mi12:54:582:50:166:518:01
9:23
+0:37
25.2M
25.20 mi12:57:482:53:066:522:50
8:13
-1:10
Finish
26.22 mi13:05:263:00:446:547:38
7:29
-0:44

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

5:59 /mi

Average Pace

6:54 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:45

53% of race

Time at Steady Pace

46:44

26% of race

Time at Slower Pace

38:15

21% of race

Average Pace: 6:54 /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 mi10:23:5319:116:1019:11
6:10
#1501
10K
6.21 mi10:42:4037:586:0718:47
6:03
#1231
15K
9.32 mi11:01:1656:346:0418:36
5:59
#1028
20K
12.43 mi11:20:371:15:556:0719:21
6:14
#1046
Half
13.11 mi11:24:431:20:016:064:06
6:01
#1027
25K
15.53 mi11:40:271:35:456:1015:44
6:29
#1094
30K
18.64 mi12:03:321:58:506:2223:05
7:26
#1531
20M
20.00 mi12:13:492:09:076:2710:17
7:34
#1711
21M
21.00 mi12:22:232:17:416:338:34
8:34
#1926
35K
21.75 mi12:28:072:23:256:365:44
7:40
#2010
23M
23.00 mi12:38:112:33:296:4010:04
8:02
#2192
24M
24.00 mi12:46:572:42:156:468:46
8:46
#2524
40K
24.85 mi12:54:582:50:166:518:01
9:23
#2918
25.2M
25.20 mi12:57:482:53:066:522:50
8:13
#2921
Finish
26.22 mi13:05:263:00:446:547:38
7:29
#2989
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi150114491449747(Top 3%)723(Top 5%)723(Top 15%)
10K6.21 mi3.10 mi1231+2701191+2581191+2581006(Top 4%)969(Top 7%)969(Top 20%)
15K9.32 mi3.11 mi1028+203989+202989+202747(Top 3%)723(Top 5%)723(Top 15%)
20K12.43 mi3.11 mi1046-181010-211010-211140(Top 4%)1103(Top 8%)1103(Top 23%)
Half13.11 mi0.68 mi1027+19992+18992+18832(Top 3%)803(Top 6%)803(Top 17%)
25K15.53 mi2.42 mi1094-671057-651057-651749(Top 7%)1685(Top 12%)1685(Top 35%)
30K18.64 mi3.11 mi1531-4371479-4221479-4224753(Top 19%)4176(Top 29%)4176(Top 86%)
20M20.00 mi1.36 mi1711-1801652-1731652-1734576(Top 18%)3958(Top 27%)3958(Top 82%)
21M21.00 mi1.00 mi1926-2151857-2051857-2056499(Top 25%)4962(Top 34%)4962(Top 102%)
35K21.75 mi0.75 mi2010-841925-681925-685865(Top 23%)4590(Top 31%)4590(Top 95%)
23M23.00 mi1.25 mi2192-1822091-1662091-1665921(Top 23%)4482(Top 31%)4482(Top 92%)
24M24.00 mi1.00 mi2524-3322386-2952386-29510903(Top 43%)6984(Top 48%)6984(Top 144%)
40K24.85 mi0.85 mi2918-3942728-3422728-34212558(Top 49%)7701(Top 53%)7701(Top 159%)
25.2M25.20 mi0.35 mi2921-3272827283397(Top 13%)2781(Top 19%)2781(Top 57%)
Finish26.22 mi1.02 mi2989-682782-542782-545544(Top 22%)4093(Top 28%)4093(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

747

Males

723

M18-39

723

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1006

Males

969

M18-39

969

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

747

Males

723

M18-39

723

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

1140

Males

1103

M18-39

1103

20K→Half

12.4 - 13.1 mi

Top 3%
×2story building
+19ft-37ft

Overall

832

Males

803

M18-39

803

Half→25K

13.1 - 15.5 mi

Top 7%
×4story building
+66ft-88ft

Overall

1749

Males

1685

M18-39

1685

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

4753

Males

4176

M18-39

4176

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4576

Males

3958

M18-39

3958

20M→21M

20.0 - 21.0 mi

Top 25%
×8story building
+106ft-24ft

Overall

6499

Males

4962

M18-39

4962

21M→35K

21.0 - 21.8 mi

Top 23%
×7story building
+17ft-86ft

Overall

5865

Males

4590

M18-39

4590

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

5921

Males

4482

M18-39

4482

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

10903

Males

6984

M18-39

6984

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

12558

Males

7701

M18-39

7701

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3397

Males

2781

M18-39

2781

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×2story building
+22ft-21ft

Overall

5544

Males

4093

M18-39

4093

Passing Analysis

Category:
Athletes Passed
713
Passed By
2201
Net Change
-1488
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1501
5K → 10K2755+270#1501#1231
10K → 15K2030+203#1231#1028
15K → 20K4159-18#1028#1046
20K → Half223+19#1046#1027
Half → 25K3097-67#1027#1094
25K → 30K10447-437#1094#1531
30K → 20M15195-180#1531#1711
20M → 21M17232-215#1711#1926
21M → 35K892-84#1926#2010
35K → 23M18200-182#2010#2192
23M → 24M10342-332#2192#2524
24M → 40K5399-394#2524#2918
40K → 25.2M2528-3#2918#2921
25.2M → Finish34102-68#2921#2989
TOTALS7132201-1488
📊

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