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BOSTON MARATHON 2024

Chen Liu Fu

Bib: 9383•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 50%
Division (M55-59)
#0 / 1529
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
7:32/mi
23:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:43/mi
47:22
↑ 79↓ 1380.4%
15K· 9.32 mi
7:47/mi
1:11:33
↑ 67↓ 78
20K· 12.43 mi
8:20/mi
1:37:27
↑ 106↓ 860.1%
Half· 13.11 mi
7:48/mi
1:42:46
↑ 19↓ 370.5%
25K· 15.53 mi
8:18/mi
2:02:53
↑ 66↓ 880.2%
30K· 18.64 mi
9:07/mi
2:31:12
↑ 181↓ 1480.2%
20M
9:19/mi
2:43:52
↑ 64↓ 500.2%
21M
9:59/mi
2:53:51
↑ 106↓ 241.6%
35K· 21.75 mi
8:29/mi
3:00:12
↑ 17↓ 861.7%
23M
9:09/mi
3:11:40
↑ 23↓ 630.6%
24M
8:59/mi
3:20:39
↓ 821.3%
40K· 24.85 mi
9:27/mi
3:28:44
↓ 200.3%
25.2M
9:54/mi
3:32:09
↑ 13↓ 160.2%
Finish· 26.22 mi
8:45/mi
3:41:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:46
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:58:18
Pace9:01 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2523:237:3223:23
7:32
-
10K
6.21 mi11:16:2447:227:3723:59
7:43
+0:11
15K
9.32 mi11:40:351:11:337:4124:11
7:47
+0:04
20K
12.43 mi12:06:291:37:277:5025:54
8:20
+0:33
Half
13.11 mi12:11:481:42:467:505:19
7:48
-0:32
25K
15.53 mi12:31:552:02:537:5520:07
8:18
+0:30
30K
18.64 mi13:00:142:31:128:0728:19
9:07
+0:49
20M
20.00 mi13:12:542:43:528:1212:40
9:19
+0:12
21M
21.00 mi13:22:532:53:518:179:59
9:59
+0:40
35K
21.75 mi13:29:143:00:128:176:21
8:29
-1:30
23M
23.00 mi13:40:423:11:408:2011:28
9:09
+0:40
24M
24.00 mi13:49:413:20:398:228:59
8:59
-0:10
40K
24.85 mi13:57:463:28:448:248:05
9:27
+0:28
25.2M
25.20 mi14:01:113:32:098:253:25
9:54
+0:27
Finish
26.22 mi14:10:063:41:048:268:55
8:45
-1:09

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

7:32 /mi

Average Pace

8:26 /mi

Slowest Pace

9:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:53

56% of race

Time at Steady Pace

52:34

24% of race

Time at Slower Pace

45:37

21% of race

Average Pace: 8:26 /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 mi10:52:2523:237:3223:23
7:32
#10974
10K
6.21 mi11:16:2447:227:3723:59
7:43
#11431
15K
9.32 mi11:40:351:11:337:4124:11
7:47
#11533
20K
12.43 mi12:06:291:37:277:5025:54
8:20
#12204
Half
13.11 mi12:11:481:42:467:505:19
7:48
#12145
25K
15.53 mi12:31:552:02:537:5520:07
8:18
#12060
30K
18.64 mi13:00:142:31:128:0728:19
9:07
#12422
20M
20.00 mi13:12:542:43:528:1212:40
9:19
#12486
21M
21.00 mi13:22:532:53:518:179:59
9:59
#12480
35K
21.75 mi13:29:143:00:128:176:21
8:29
#12382
23M
23.00 mi13:40:423:11:408:2011:28
9:09
#12302
24M
24.00 mi13:49:413:20:398:228:59
8:59
#12248
40K
24.85 mi13:57:463:28:448:248:05
9:27
#12260
25.2M
25.20 mi14:01:113:32:098:253:25
9:54
#12225
Finish
26.22 mi14:10:063:41:048:268:55
8:45
#12226
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi109748402840211796(Top 46%)8643(Top 59%)8643(Top 565%)
10K6.21 mi3.10 mi11431-4578561-1598561-15912006(Top 47%)8780(Top 60%)8780(Top 574%)
15K9.32 mi3.11 mi11533-1028568-78568-711796(Top 46%)8643(Top 59%)8643(Top 565%)
20K12.43 mi3.11 mi12204-6718841-2738841-27313909(Top 54%)9506(Top 65%)9506(Top 622%)
Half13.11 mi0.68 mi12145+598811+308811+3011252(Top 44%)8299(Top 57%)8299(Top 543%)
25K15.53 mi2.42 mi12060+858741+708741+7011948(Top 47%)8431(Top 58%)8431(Top 551%)
30K18.64 mi3.11 mi12422-3628808-678808-6713783(Top 54%)9030(Top 62%)9030(Top 591%)
20M20.00 mi1.36 mi12486-648785+238785+2313698(Top 54%)8710(Top 60%)8710(Top 570%)
21M21.00 mi1.00 mi12480+68719+668719+6612887(Top 50%)8130(Top 56%)8130(Top 532%)
35K21.75 mi0.75 mi12382+988630+898630+8910661(Top 42%)7070(Top 48%)7070(Top 462%)
23M23.00 mi1.25 mi12302+808534+968534+9611941(Top 47%)7539(Top 52%)7539(Top 493%)
24M24.00 mi1.00 mi12248+548461+738461+7312061(Top 47%)7592(Top 52%)7592(Top 497%)
40K24.85 mi0.85 mi12260-128429+328429+3212910(Top 51%)7881(Top 54%)7881(Top 515%)
25.2M25.20 mi0.35 mi12225+358390+398390+3910528(Top 41%)6638(Top 46%)6638(Top 434%)
Finish26.22 mi1.02 mi12226-18357+338357+3312891(Top 50%)7950(Top 55%)7950(Top 520%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21story building
+97ft-345ft

Overall

11796

Males

8643

M55-59

8643

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

12006

Males

8780

M55-59

8780

10K→15K

6.2 - 9.3 mi

Top 46%
×3story building
+67ft-78ft

Overall

11796

Males

8643

M55-59

8643

15K→20K

9.3 - 12.4 mi

Top 54%
×5story building
+106ft-86ft

Overall

13909

Males

9506

M55-59

9506

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

11252

Males

8299

M55-59

8299

Half→25K

13.1 - 15.5 mi

Top 47%
×4story building
+66ft-88ft

Overall

11948

Males

8431

M55-59

8431

25K→30K

15.5 - 18.6 mi

Top 54%
×9story building
+181ft-148ft

Overall

13783

Males

9030

M55-59

9030

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13698

Males

8710

M55-59

8710

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

12887

Males

8130

M55-59

8130

21M→35K

21.0 - 21.8 mi

Top 42%
×7story building
+17ft-86ft

Overall

10661

Males

7070

M55-59

7070

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

11941

Males

7539

M55-59

7539

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12061

Males

7592

M55-59

7592

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

12910

Males

7881

M55-59

7881

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10528

Males

6638

M55-59

6638

25.2M→Finish

25.2 - 26.2 mi

Top 50%
×2story building
+22ft-21ft

Overall

12891

Males

7950

M55-59

7950

Passing Analysis

Category:
Athletes Passed
1830
Passed By
3082
Net Change
-1252
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10974
5K → 10K144601-457#10974#11431
10K → 15K187289-102#11431#11533
15K → 20K86757-671#11533#12204
20K → Half7112+59#12204#12145
Half → 25K280195+85#12145#12060
25K → 30K190552-362#12060#12422
30K → 20M121185-64#12422#12486
20M → 21M129123+6#12486#12480
21M → 35K12123+98#12480#12382
35K → 23M16888+80#12382#12302
23M → 24M12975+54#12302#12248
24M → 40K7789-12#12248#12260
40K → 25.2M5621+35#12260#12225
25.2M → Finish7172-1#12225#12226
TOTALS18303082-1252
📊

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