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BOSTON MARATHON 2024

Charles Zabriskie

Bib: 24452•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M40-44)
#0 / 2009
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
7:48/mi
24:14
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
48:42
↑ 79↓ 1380.4%
15K· 9.32 mi
8:08/mi
1:13:57
↑ 67↓ 78
20K· 12.43 mi
8:27/mi
1:40:12
↑ 106↓ 860.1%
Half· 13.11 mi
8:24/mi
1:45:56
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:07:09
↑ 66↓ 880.2%
30K· 18.64 mi
8:50/mi
2:34:37
↑ 181↓ 1480.2%
20M
8:54/mi
2:46:43
↑ 64↓ 500.2%
21M
9:33/mi
2:56:16
↑ 106↓ 241.6%
35K· 21.75 mi
8:49/mi
3:02:52
↑ 17↓ 861.7%
23M
9:08/mi
3:14:18
↑ 23↓ 630.6%
24M
9:03/mi
3:23:21
↓ 821.3%
40K· 24.85 mi
9:31/mi
3:31:29
↓ 200.3%
25.2M
10:50/mi
3:35:13
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
3:44:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:56
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:58:20
Pace9:02 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:3824:147:4824:14
7:48
-
10K
6.21 mi12:04:0648:427:5024:28
7:53
+0:05
15K
9.32 mi12:29:211:13:577:5625:15
8:08
+0:15
20K
12.43 mi12:55:361:40:128:0426:15
8:27
+0:19
Half
13.11 mi13:01:201:45:568:055:44
8:24
-0:03
25K
15.53 mi13:22:332:07:098:1121:13
8:45
+0:21
30K
18.64 mi13:50:012:34:378:1827:28
8:50
+0:05
20M
20.00 mi14:02:072:46:438:2012:06
8:54
+0:04
21M
21.00 mi14:11:402:56:168:249:33
9:33
+0:39
35K
21.75 mi14:18:163:02:528:256:36
8:49
-0:44
23M
23.00 mi14:29:423:14:188:2711:26
9:08
+0:19
24M
24.00 mi14:38:453:23:218:289:03
9:03
-0:05
40K
24.85 mi14:46:533:31:298:318:08
9:31
+0:28
25.2M
25.20 mi14:50:373:35:138:323:44
10:50
+1:19
Finish
26.22 mi14:59:403:44:168:349:03
8:53
-1:57

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

7:48 /mi

Average Pace

8:34 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:56

47% of race

Time at Steady Pace

1:36:55

43% of race

Time at Slower Pace

21:25

10% of race

Average Pace: 8:33 /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 mi11:39:3824:147:4824:14
7:48
#13091
10K
6.21 mi12:04:0648:427:5024:28
7:53
#13124
15K
9.32 mi12:29:211:13:577:5625:15
8:08
#13574
20K
12.43 mi12:55:361:40:128:0426:15
8:27
#13834
Half
13.11 mi13:01:201:45:568:055:44
8:24
#13894
25K
15.53 mi13:22:332:07:098:1121:13
8:45
#13930
30K
18.64 mi13:50:012:34:378:1827:28
8:50
#13572
20M
20.00 mi14:02:072:46:438:2012:06
8:54
#13359
21M
21.00 mi14:11:402:56:168:249:33
9:33
#13181
35K
21.75 mi14:18:163:02:528:256:36
8:49
#13116
23M
23.00 mi14:29:423:14:188:2711:26
9:08
#13004
24M
24.00 mi14:38:453:23:218:289:03
9:03
#12973
40K
24.85 mi14:46:533:31:298:318:08
9:31
#12957
25.2M
25.20 mi14:50:373:35:138:323:44
10:50
#12983
Finish
26.22 mi14:59:403:44:168:349:03
8:53
#12963
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi130919284928414249(Top 56%)9695(Top 67%)9695(Top 483%)
10K6.21 mi3.10 mi13124-339294-109294-1013232(Top 52%)9306(Top 64%)9306(Top 463%)
15K9.32 mi3.11 mi13574-4509438-1449438-14414249(Top 56%)9695(Top 67%)9695(Top 483%)
20K12.43 mi3.11 mi13834-2609540-1029540-10214522(Top 57%)9758(Top 67%)9758(Top 486%)
Half13.11 mi0.68 mi13894-609564-249564-2415122(Top 59%)9961(Top 68%)9961(Top 496%)
25K15.53 mi2.42 mi13930-369537+279537+2714310(Top 56%)9498(Top 65%)9498(Top 473%)
30K18.64 mi3.11 mi13572+3589308+2299308+22912395(Top 49%)8429(Top 58%)8429(Top 420%)
20M20.00 mi1.36 mi13359+2139137+1719137+17111621(Top 45%)7773(Top 53%)7773(Top 387%)
21M21.00 mi1.00 mi13181+1789005+1329005+13211061(Top 43%)7264(Top 50%)7264(Top 362%)
35K21.75 mi0.75 mi13116+658949+568949+5612431(Top 49%)7902(Top 54%)7902(Top 393%)
23M23.00 mi1.25 mi13004+1128836+1138836+11311830(Top 46%)7490(Top 51%)7490(Top 373%)
24M24.00 mi1.00 mi12973+318786+508786+5012405(Top 49%)7761(Top 53%)7761(Top 386%)
40K24.85 mi0.85 mi12957+168727+598727+5913146(Top 51%)7995(Top 55%)7995(Top 398%)
25.2M25.20 mi0.35 mi12983-268721+68721+613875(Top 54%)8340(Top 57%)8340(Top 415%)
Finish26.22 mi1.02 mi12963+208676+458676+4513601(Top 53%)8290(Top 57%)8290(Top 413%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21story building
+97ft-345ft

Overall

14249

Males

9695

M40-44

9695

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13232

Males

9306

M40-44

9306

10K→15K

6.2 - 9.3 mi

Top 56%
×3story building
+67ft-78ft

Overall

14249

Males

9695

M40-44

9695

15K→20K

9.3 - 12.4 mi

Top 57%
×5story building
+106ft-86ft

Overall

14522

Males

9758

M40-44

9758

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

15122

Males

9961

M40-44

9961

Half→25K

13.1 - 15.5 mi

Top 56%
×4story building
+66ft-88ft

Overall

14310

Males

9498

M40-44

9498

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12395

Males

8429

M40-44

8429

30K→20M

18.6 - 20.0 mi

Top 45%
×5story building
+64ft-50ft

Overall

11621

Males

7773

M40-44

7773

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

11061

Males

7264

M40-44

7264

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

12431

Males

7902

M40-44

7902

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

11830

Males

7490

M40-44

7490

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

12405

Males

7761

M40-44

7761

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13146

Males

7995

M40-44

7995

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13875

Males

8340

M40-44

8340

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

13601

Males

8290

M40-44

8290

Passing Analysis

Category:
Athletes Passed
2375
Passed By
2247
Net Change
+128
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13091
5K → 10K286319-33#13091#13124
10K → 15K99549-450#13124#13574
15K → 20K184444-260#13574#13834
20K → Half2383-60#13834#13894
Half → 25K204240-36#13894#13930
25K → 30K466108+358#13930#13572
30K → 20M25744+213#13572#13359
20M → 21M22345+178#13359#13181
21M → 35K10338+65#13181#13116
35K → 23M19179+112#13116#13004
23M → 24M10574+31#13004#12973
24M → 40K10589+16#12973#12957
40K → 25.2M3763-26#12957#12983
25.2M → Finish9272+20#12983#12963
TOTALS23752247+128
📊

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