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BOSTON MARATHON 2024

Houchun Gao

Bib: 23434•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
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
9:25/mi
29:15
↑ 97↓ 3451.5%
10K· 6.21 mi
9:38/mi
59:10
↑ 79↓ 1380.4%
15K· 9.32 mi
9:49/mi
1:29:39
↑ 67↓ 78
20K· 12.43 mi
10:17/mi
2:01:35
↑ 106↓ 860.1%
Half· 13.11 mi
10:38/mi
2:08:50
↑ 19↓ 370.5%
25K· 15.53 mi
10:50/mi
2:35:05
↑ 66↓ 880.2%
30K· 18.64 mi
11:34/mi
3:11:01
↑ 181↓ 1480.2%
20M
12:09/mi
3:27:31
↑ 64↓ 500.2%
21M
13:57/mi
3:41:28
↑ 106↓ 241.6%
35K· 21.75 mi
11:27/mi
3:50:02
↑ 17↓ 861.7%
23M
11:16/mi
4:04:09
↑ 23↓ 630.6%
24M
10:55/mi
4:15:04
↓ 821.3%
40K· 24.85 mi
10:58/mi
4:24:27
↓ 200.3%
25.2M
13:15/mi
4:29:01
↑ 13↓ 160.2%
Finish· 26.22 mi
11:09/mi
4:40:23
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:50
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:31:33
Pace11:34 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:4229:159:2529:15
9:25
-
10K
6.21 mi11:59:3759:109:3129:55
9:38
+0:13
15K
9.32 mi12:30:061:29:399:3730:29
9:49
+0:11
20K
12.43 mi13:02:022:01:359:4731:56
10:17
+0:28
Half
13.11 mi13:09:172:08:509:507:15
10:38
+0:21
25K
15.53 mi13:35:322:35:059:5926:15
10:50
+0:12
30K
18.64 mi14:11:283:11:0110:1535:56
11:34
+0:44
20M
20.00 mi14:27:583:27:3110:2316:30
12:09
+0:35
21M
21.00 mi14:41:553:41:2810:3313:57
13:57
+1:48
35K
21.75 mi14:50:293:50:0210:358:34
11:27
-2:30
23M
23.00 mi15:04:364:04:0910:3714:07
11:16
-0:11
24M
24.00 mi15:15:314:15:0410:3810:55
10:55
-0:21
40K
24.85 mi15:24:544:24:2710:389:23
10:58
+0:03
25.2M
25.20 mi15:29:284:29:0110:414:34
13:15
+2:17
Finish
26.22 mi15:40:504:40:2310:4211:22
11:09
-2:06

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

9:25 /mi

Average Pace

10:42 /mi

Slowest Pace

13:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:35

43% of race

Time at Steady Pace

2:03:47

44% of race

Time at Slower Pace

35:01

12% of race

Average Pace: 10:42 /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 mi11:29:4229:159:2529:15
9:25
#21483
10K
6.21 mi11:59:3759:109:3129:55
9:38
#21598
15K
9.32 mi12:30:061:29:399:3730:29
9:49
#21553
20K
12.43 mi13:02:022:01:359:4731:56
10:17
#21423
Half
13.11 mi13:09:172:08:509:507:15
10:38
#21516
25K
15.53 mi13:35:322:35:059:5926:15
10:50
#21438
30K
18.64 mi14:11:283:11:0110:1535:56
11:34
#21368
20M
20.00 mi14:27:583:27:3110:2316:30
12:09
#21374
21M
21.00 mi14:41:553:41:2810:3313:57
13:57
#21473
35K
21.75 mi14:50:293:50:0210:358:34
11:27
#21451
23M
23.00 mi15:04:364:04:0910:3714:07
11:16
#21304
24M
24.00 mi15:15:314:15:0410:3810:55
10:55
#21195
40K
24.85 mi15:24:544:24:2710:389:23
10:58
#21075
25.2M
25.20 mi15:29:284:29:0110:414:34
13:15
#21063
Finish
26.22 mi15:40:504:40:2310:4211:22
11:09
#21078
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi214838658865821469(Top 84%)8587(Top 79%)8587(Top 1564%)
10K6.21 mi3.10 mi21598-1158698-408698-4021701(Top 85%)8760(Top 80%)8760(Top 1596%)
15K9.32 mi3.11 mi21553+458659+398659+3921469(Top 84%)8587(Top 79%)8587(Top 1564%)
20K12.43 mi3.11 mi21423+1308584+758584+7521197(Top 83%)8468(Top 78%)8468(Top 1542%)
Half13.11 mi0.68 mi21516-938646-628646-6222899(Top 90%)9435(Top 86%)9435(Top 1719%)
25K15.53 mi2.42 mi21438+788609+378609+3721144(Top 83%)8557(Top 78%)8557(Top 1559%)
30K18.64 mi3.11 mi21368+708628-198628-1921150(Top 83%)8712(Top 80%)8712(Top 1587%)
20M20.00 mi1.36 mi21374-68665-378665-3721590(Top 85%)9059(Top 83%)9059(Top 1650%)
21M21.00 mi1.00 mi21473-998737-728737-7222260(Top 87%)9417(Top 86%)9417(Top 1715%)
35K21.75 mi0.75 mi21451+228736+18736+120772(Top 81%)8708(Top 80%)8708(Top 1586%)
23M23.00 mi1.25 mi21304+1478695+418695+4119136(Top 75%)7959(Top 73%)7959(Top 1450%)
24M24.00 mi1.00 mi21195+1098658+378658+3719032(Top 74%)7975(Top 73%)7975(Top 1453%)
40K24.85 mi0.85 mi21075+1208604+548604+5418029(Top 71%)7519(Top 69%)7519(Top 1370%)
25.2M25.20 mi0.35 mi21063+128604860420222(Top 79%)8631(Top 79%)8631(Top 1572%)
Finish26.22 mi1.02 mi21078-158624-208624-2021738(Top 85%)9326(Top 85%)9326(Top 1699%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

21469

Females

8587

F60-64

8587

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

21701

Females

8760

F60-64

8760

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

21469

Females

8587

F60-64

8587

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

21197

Females

8468

F60-64

8468

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22899

Females

9435

F60-64

9435

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

21144

Females

8557

F60-64

8557

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21150

Females

8712

F60-64

8712

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

21590

Females

9059

F60-64

9059

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

22260

Females

9417

F60-64

9417

21M→35K

21.0 - 21.8 mi

Top 81%
×7story building
+17ft-86ft

Overall

20772

Females

8708

F60-64

8708

35K→23M

21.8 - 23.0 mi

Top 75%
×5story building
+23ft-63ft

Overall

19136

Females

7959

F60-64

7959

23M→24M

23.0 - 24.0 mi

Top 74%
×6story building
+12ft-82ft

Overall

19032

Females

7975

F60-64

7975

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18029

Females

7519

F60-64

7519

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20222

Females

8631

F60-64

8631

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2story building
+22ft-21ft

Overall

21738

Females

9326

F60-64

9326

Passing Analysis

Category:
Athletes Passed
1698
Passed By
1293
Net Change
+405
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21483
5K → 10K185300-115#21483#21598
10K → 15K206161+45#21598#21553
15K → 20K254124+130#21553#21423
20K → Half13106-93#21423#21516
Half → 25K178100+78#21516#21438
25K → 30K201131+70#21438#21368
30K → 20M7783-6#21368#21374
20M → 21M39138-99#21374#21473
21M → 35K5937+22#21473#21451
35K → 23M16013+147#21451#21304
23M → 24M11910+109#21304#21195
24M → 40K1277+120#21195#21075
40K → 25.2M2715+12#21075#21063
25.2M → Finish5368-15#21063#21078
TOTALS16981293+405
📊

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