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BOSTON MARATHON 2024

Chi-Heng Fu

Bib: 18197•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
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
7:58/mi
24:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:57/mi
49:27
↑ 79↓ 1380.4%
15K· 9.32 mi
7:56/mi
1:14:06
↑ 67↓ 78
20K· 12.43 mi
8:15/mi
1:39:43
↑ 106↓ 860.1%
Half· 13.11 mi
8:15/mi
1:45:21
↑ 19↓ 370.5%
25K· 15.53 mi
8:58/mi
2:07:05
↑ 66↓ 880.2%
30K· 18.64 mi
9:37/mi
2:36:58
↑ 181↓ 1480.2%
20M
9:31/mi
2:49:54
↑ 64↓ 500.2%
21M
11:19/mi
3:01:13
↑ 106↓ 241.6%
35K· 21.75 mi
10:43/mi
3:09:14
↑ 17↓ 861.7%
23M
16:32/mi
3:29:56
↑ 23↓ 630.6%
24M
12:48/mi
3:42:44
↓ 821.3%
40K· 24.85 mi
11:00/mi
3:52:08
↓ 200.3%
25.2M
11:39/mi
3:56:09
↑ 13↓ 160.2%
Finish· 26.22 mi
9:35/mi
4:05:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:21
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:20:34
Pace10:43 /mi
📊Positive Split: 33.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3124:457:5824:45
7:58
-
10K
6.21 mi11:42:1349:277:5724:42
7:57
-0:01
15K
9.32 mi12:06:521:14:067:5724:39
7:56
-0:01
20K
12.43 mi12:32:291:39:438:0125:37
8:15
+0:19
Half
13.11 mi12:38:071:45:218:025:38
8:15
0:00
25K
15.53 mi12:59:512:07:058:1121:44
8:58
+0:43
30K
18.64 mi13:29:442:36:588:2529:53
9:37
+0:39
20M
20.00 mi13:42:402:49:548:3012:56
9:31
-0:06
21M
21.00 mi13:53:593:01:138:3811:19
11:19
+1:48
35K
21.75 mi14:02:003:09:148:428:01
10:43
-0:36
23M
23.00 mi14:22:423:29:569:0820:42
16:32
+5:49
24M
24.00 mi14:35:303:42:449:1712:48
12:48
-3:44
40K
24.85 mi14:44:543:52:089:209:24
11:00
-1:48
25.2M
25.20 mi14:48:553:56:099:224:01
11:39
+0:39
Finish
26.22 mi14:58:414:05:559:239:46
9:35
-2:04

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

7:56 /mi

Average Pace

9:23 /mi

Slowest Pace

16:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:21

43% of race

Time at Steady Pace

1:14:19

30% of race

Time at Slower Pace

1:06:15

27% of race

Average Pace: 9:23 /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 mi11:17:3124:457:5824:45
7:58
#14423
10K
6.21 mi11:42:1349:277:5724:42
7:57
#14118
15K
9.32 mi12:06:521:14:067:5724:39
7:56
#13700
20K
12.43 mi12:32:291:39:438:0125:37
8:15
#13604
Half
13.11 mi12:38:071:45:218:025:38
8:15
#13641
25K
15.53 mi12:59:512:07:058:1121:44
8:58
#13916
30K
18.64 mi13:29:442:36:588:2529:53
9:37
#14346
20M
20.00 mi13:42:402:49:548:3012:56
9:31
#14345
21M
21.00 mi13:53:593:01:138:3811:19
11:19
#14627
35K
21.75 mi14:02:003:09:148:428:01
10:43
#14893
23M
23.00 mi14:22:423:29:569:0820:42
16:32
#16698
24M
24.00 mi14:35:303:42:449:1712:48
12:48
#17192
40K
24.85 mi14:44:543:52:089:209:24
11:00
#17228
25.2M
25.20 mi14:48:553:56:099:224:01
11:39
#17193
Finish
26.22 mi14:58:414:05:559:239:46
9:35
#17130
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi144234578457812984(Top 51%)3795(Top 35%)3795(Top 235%)
10K6.21 mi3.10 mi14118+3054415+1634415+16313851(Top 54%)4266(Top 39%)4266(Top 264%)
15K9.32 mi3.11 mi13700+4184181+2344181+23412984(Top 51%)3795(Top 35%)3795(Top 235%)
20K12.43 mi3.11 mi13604+964121+604121+6013418(Top 53%)4072(Top 37%)4072(Top 252%)
Half13.11 mi0.68 mi13641-374150-294150-2914429(Top 56%)4728(Top 43%)4728(Top 293%)
25K15.53 mi2.42 mi13916-2754352-2024352-20215374(Top 60%)5381(Top 49%)5381(Top 334%)
30K18.64 mi3.11 mi14346-4304686-3344686-33415922(Top 62%)5926(Top 54%)5926(Top 367%)
20M20.00 mi1.36 mi14345+14730-444730-4414627(Top 57%)5471(Top 50%)5471(Top 339%)
21M21.00 mi1.00 mi14627-2824953-2234953-22317182(Top 67%)6948(Top 64%)6948(Top 431%)
35K21.75 mi0.75 mi14893-2665145-1925145-19219140(Top 75%)7903(Top 72%)7903(Top 490%)
23M23.00 mi1.25 mi16698-18056197-10526197-105225223(Top 99%)10817(Top 99%)10817(Top 671%)
24M24.00 mi1.00 mi17192-4946500-3036500-30322761(Top 89%)9776(Top 89%)9776(Top 606%)
40K24.85 mi0.85 mi17228-366554-546554-5418067(Top 71%)7528(Top 69%)7528(Top 467%)
25.2M25.20 mi0.35 mi17193+356545+96545+916478(Top 64%)6776(Top 62%)6776(Top 420%)
Finish26.22 mi1.02 mi17130+636553-86553-816886(Top 66%)6957(Top 64%)6957(Top 431%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

12984

Females

3795

F40-44

3795

5K→10K

3.1 - 6.2 mi

Top 54%
×5story building
+79ft-138ft

Overall

13851

Females

4266

F40-44

4266

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

12984

Females

3795

F40-44

3795

15K→20K

9.3 - 12.4 mi

Top 53%
×5story building
+106ft-86ft

Overall

13418

Females

4072

F40-44

4072

20K→Half

12.4 - 13.1 mi

Top 56%
×2story building
+19ft-37ft

Overall

14429

Females

4728

F40-44

4728

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15374

Females

5381

F40-44

5381

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

15922

Females

5926

F40-44

5926

30K→20M

18.6 - 20.0 mi

Top 57%
×5story building
+64ft-50ft

Overall

14627

Females

5471

F40-44

5471

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

17182

Females

6948

F40-44

6948

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19140

Females

7903

F40-44

7903

35K→23M

21.8 - 23.0 mi

Top 99%
×5story building
+23ft-63ft

Overall

25223

Females

10817

F40-44

10817

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

22761

Females

9776

F40-44

9776

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18067

Females

7528

F40-44

7528

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16478

Females

6776

F40-44

6776

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

16886

Females

6957

F40-44

6957

Passing Analysis

Category:
Athletes Passed
2025
Passed By
4732
Net Change
-2707
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14423
5K → 10K457152+305#14423#14118
10K → 15K47759+418#14118#13700
15K → 20K299203+96#13700#13604
20K → Half3067-37#13604#13641
Half → 25K127402-275#13641#13916
25K → 30K167597-430#13916#14346
30K → 20M143142+1#14346#14345
20M → 21M56338-282#14345#14627
21M → 35K29295-266#14627#14893
35K → 23M41809-1805#14893#16698
23M → 24M12506-494#16698#17192
24M → 40K67103-36#17192#17228
40K → 25.2M5217+35#17228#17193
25.2M → Finish10542+63#17193#17130
TOTALS20254732-2707
📊

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