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BOSTON MARATHON 2024

Cong Zhang

Bib: 22858•F

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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

Start
0:00:00
Race begins
5K· 3.11 mi
30:09
Rank: #22289
Start → 5K
30:09 | 9:42/mi
10K· 6.21 mi
1:01:29
Rank: #22546 (-257)
5K → 10K
31:20 | 10:05/mi
15K· 9.32 mi
1:33:25
Rank: #22523 (+23)
10K → 15K
31:56 | 10:17/mi
20K· 12.43 mi
2:06:31
Rank: #22388 (+135)
15K → 20K
33:06 | 10:39/mi
Half· 13.11 mi
2:13:23
Rank: #22356 (+32)
20K → Half
6:52 | 10:04/mi
25K· 15.53 mi
2:38:21
Rank: #21967 (+389)
Half → 25K
24:58 | 10:18/mi
30K· 18.64 mi
3:12:49
Rank: #21613 (+354)
25K → 30K
34:28 | 11:06/mi
20M
3:30:33
Rank: #21754 (-141)
30K → 20M
17:44 | 13:03/mi
21M
3:44:08
Rank: #21767 (-13)
20M → 21M
13:35 | 13:35/mi
35K· 21.75 mi
3:51:26
Rank: #21596 (+171)
21M → 35K
7:18 | 9:45/mi
23M
4:05:06
Rank: #21398 (+198)
35K → 23M
13:40 | 10:55/mi
24M
4:15:59
Rank: #21288 (+110)
23M → 24M
10:53 | 10:53/mi
40K· 24.85 mi
4:26:03
Rank: #21246 (+42)
24M → 40K
10:04 | 11:46/mi
25.2M
4:30:13
Rank: #21170 (+76)
40K → 25.2M
4:10 | 12:05/mi
Finish· 26.22 mi
4:38:43
Rank: #20920 (+250)
25.2M → Finish
8:30 | 8:20/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:23
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:25:20
Pace11:05 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5530:099:4230:09
9:42
-
10K
6.21 mi11:58:151:01:299:5431:20
10:05
+0:23
15K
9.32 mi12:30:111:33:2510:0131:56
10:17
+0:12
20K
12.43 mi13:03:172:06:3110:1133:06
10:39
+0:22
Half
13.11 mi13:10:092:13:2310:106:52
10:04
-0:35
25K
15.53 mi13:35:072:38:2110:1224:58
10:18
+0:14
30K
18.64 mi14:09:353:12:4910:2134:28
11:06
+0:48
20M
20.00 mi14:27:193:30:3310:3217:44
13:03
+1:57
21M
21.00 mi14:40:543:44:0810:4013:35
13:35
+0:32
35K
21.75 mi14:48:123:51:2610:387:18
9:45
-3:50
23M
23.00 mi15:01:524:05:0610:3913:40
10:55
+1:10
24M
24.00 mi15:12:454:15:5910:4010:53
10:53
-0:02
40K
24.85 mi15:22:494:26:0310:4210:04
11:46
+0:53
25.2M
25.20 mi15:26:594:30:1310:434:10
12:05
+0:19
Finish
26.22 mi15:35:294:38:4310:388:30
8:20
-3:45

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

8:20 /mi

Average Pace

10:38 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:57

16% of race

Time at Steady Pace

3:07:13

67% of race

Time at Slower Pace

45:33

16% of race

Average Pace: 10:38 /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 mi11:26:5530:099:4230:09
9:42
#22289
10K
6.21 mi11:58:151:01:299:5431:20
10:05
#22546
15K
9.32 mi12:30:111:33:2510:0131:56
10:17
#22523
20K
12.43 mi13:03:172:06:3110:1133:06
10:39
#22388
Half
13.11 mi13:10:092:13:2310:106:52
10:04
#22356
25K
15.53 mi13:35:072:38:2110:1224:58
10:18
#21967
30K
18.64 mi14:09:353:12:4910:2134:28
11:06
#21613
20M
20.00 mi14:27:193:30:3310:3217:44
13:03
#21754
21M
21.00 mi14:40:543:44:0810:4013:35
13:35
#21767
35K
21.75 mi14:48:123:51:2610:387:18
9:45
#21596
23M
23.00 mi15:01:524:05:0610:3913:40
10:55
#21398
24M
24.00 mi15:12:454:15:5910:4010:53
10:53
#21288
40K
24.85 mi15:22:494:26:0310:4210:04
11:46
#21246
25.2M
25.20 mi15:26:594:30:1310:434:10
12:05
#21170
Finish
26.22 mi15:35:294:38:4310:388:30
8:20
#20920
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi222899046904622501(Top 88%)9147(Top 84%)9147(Top 1666%)
10K6.21 mi3.10 mi22546-2579184-1389184-13822718(Top 89%)9296(Top 85%)9296(Top 1693%)
15K9.32 mi3.11 mi22523+239154+309154+3022501(Top 88%)9147(Top 84%)9147(Top 1666%)
20K12.43 mi3.11 mi22388+1359109+459109+4521985(Top 86%)8899(Top 81%)8899(Top 1621%)
Half13.11 mi0.68 mi22356+329093+169093+1621618(Top 85%)8738(Top 80%)8738(Top 1592%)
25K15.53 mi2.42 mi21967+3898910+1838910+18319912(Top 78%)7875(Top 72%)7875(Top 1434%)
30K18.64 mi3.11 mi21613+3548764+1468764+14620192(Top 79%)8209(Top 75%)8209(Top 1495%)
20M20.00 mi1.36 mi21754-1418868-1048868-10422915(Top 90%)9712(Top 89%)9712(Top 1769%)
21M21.00 mi1.00 mi21767-138886-188886-1821724(Top 85%)9163(Top 84%)9163(Top 1669%)
35K21.75 mi0.75 mi21596+1718816+708816+7016410(Top 64%)6564(Top 60%)6564(Top 1196%)
23M23.00 mi1.25 mi21398+1988745+718745+7118185(Top 71%)7493(Top 69%)7493(Top 1365%)
24M24.00 mi1.00 mi21288+1108707+388707+3818931(Top 74%)7917(Top 72%)7917(Top 1442%)
40K24.85 mi0.85 mi21246+428703+48703+419977(Top 78%)8501(Top 78%)8501(Top 1548%)
25.2M25.20 mi0.35 mi21170+768667+368667+3617551(Top 69%)7312(Top 67%)7312(Top 1332%)
Finish26.22 mi1.02 mi20920+2508537+1308537+13010652(Top 42%)3827(Top 35%)3827(Top 697%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

22501

Females

9147

F60-64

9147

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

22718

Females

9296

F60-64

9296

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

22501

Females

9147

F60-64

9147

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

21985

Females

8899

F60-64

8899

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

21618

Females

8738

F60-64

8738

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

19912

Females

7875

F60-64

7875

25K→30K

15.5 - 18.6 mi

Top 79%
×9stories
+181ft-148ft

Overall

20192

Females

8209

F60-64

8209

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

22915

Females

9712

F60-64

9712

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

21724

Females

9163

F60-64

9163

21M→35K

21.0 - 21.8 mi

Top 64%
×7stories
+17ft-86ft

Overall

16410

Females

6564

F60-64

6564

35K→23M

21.8 - 23.0 mi

Top 71%
×5stories
+23ft-63ft

Overall

18185

Females

7493

F60-64

7493

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

18931

Females

7917

F60-64

7917

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19977

Females

8501

F60-64

8501

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

17551

Females

7312

F60-64

7312

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

10652

Females

3827

F60-64

3827

Passing Analysis

Category:
Athletes Passed
2339
Passed By
970
Net Change
+1369
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22289
5K → 10K112369-257#22289#22546
10K → 15K168145+23#22546#22523
15K → 20K246111+135#22523#22388
20K → Half4311+32#22388#22356
Half → 25K3901+389#22356#21967
25K → 30K38329+354#21967#21613
30K → 20M47188-141#21613#21754
20M → 21M5669-13#21754#21767
21M → 35K1721+171#21767#21596
35K → 23M2024+198#21596#21398
23M → 24M12212+110#21398#21288
24M → 40K7028+42#21288#21246
40K → 25.2M782+76#21246#21170
25.2M → Finish2500+250#21170#20920
TOTALS2339970+1369
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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